Anders Hammerich Riis

  1. Journal article › Research › Peer-reviewed
  2. Published

    30-Day mortality after peptic ulcer perforation among users of newer selective Cox-2 inhibitors and traditional NSAIDs: A population-based Study. / Thomsen, Reimar W.; Riis, Anders; Munk, Estrid Muff; Christensen, Steffen; Sørensen, Henrik Toft.

    In: American Journal of Gastroenterology, Vol. 101, 2006, p. 2704-10.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  3. Published

    30-day mortality after hospitalized peptic ulcer bleeding in users of low-dose aspirin at time of admission: A population-based study. / Mose, H; Larsen, M; Riis, Anders; Johnsen, Søren Paaske; Thomsen, Reimar W.; Sørensen, Henrik Toft.

    In: American Journal of Geriatric Pharmacotherapy, Vol. 4, 2006, p. 244-50.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  4. Published

    A prospective cohort study of a woman's own gestational age and her fecundability. / Nielsen, Cathrine Wildenschild ; Riis, A H; Ehrenstein, V; Hatch, E E; Wise, L A; Rothman, K J; Sørensen, H T; Mikkelsen, E M.

    In: Human reproduction (Oxford, England), Vol. 30, No. 4, 04.2015, p. 947-56.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  5. Published

    A prospective cohort study of menstrual characteristics and time to pregnancy. / Wise, Lauren A; Mikkelsen, Ellen M; Rothman, Kenneth J; Riis, Anders H; Sørensen, Henrik Toft; Huybrechts, Krista F; Hatch, Elizabeth E.

    In: American Journal of Epidemiology, Vol. 174, No. 6, 2011, p. 701-9.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  6. Published

    A prospective cohort study of physical activity and time to pregnancy. / Wise, Lauren A; Rothman, Kenneth J; Mikkelsen, Ellen M; Sørensen, Henrik Toft; Riis, Anders H; Hatch, Elizabeth E.

    In: Fertility and Sterility, Vol. 97, No. 5, 2012, p. 1136-42.e1-4.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  7. Published

    A successful implementation of e-epidemiology: the Danish pregnancy planning study 'Snart-Gravid'. / Huybrechts, Krista F; Mikkelsen, Ellen M; Christensen, Tina; Riis, Anders; Hatch, Elizabeth E; Wise, Lauren A; Sørensen, Henrik Toft; Rothman, Kenneth J.

    In: European Journal of Epidemiology, Vol. 25, No. 5, 2010, p. 297-304.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  8. Published

    A validated algorithm to ascertain colorectal cancer recurrence using registry resources in Denmark. / Lash, Timothy L; Riis, Anders H; Ostenfeld, Eva B; Erichsen, Rune; Vyberg, Mogens; Thorlacius-Ussing, Ole.

    In: International Journal of Cancer, Vol. 136, No. 9, 01.05.2015, p. 2210-5.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  9. Published

    Abacavir and risk of myocardial infarction in HIV-infected patients on highly active antiretroviral therapy: a population-based nationwide cohort study. / Obel, Niels; Farkas, D K; Kronborg, G; Larsen, Carsten Schade; Pedersen, G; Riis, Anders; Pedersen, C; Gerstoft, J; Sørensen, Henrik Toft.

    In: HIV Medicine, Vol. 11, No. 2, 2010, p. 130-6.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  10. Published

    Active and passive smoking and fecundability in Danish pregnancy planners. / Radin, Rose G; Hatch, Elizabeth E; Rothman, Kenneth J; Mikkelsen, Ellen M; Sørensen, Henrik Toft; Riis, Anders H; Wise, Lauren A.

    In: Fertility and Sterility, Vol. 102, No. 1, 07.2014, p. 183-191.e2.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  11. Published

    Acute admissions to medical departments in Denmark : Diagnoses and patient characteristics. / Vest-Hansen, Betina; Riis, Anders Hammerich; Sørensen, Henrik Toft; Christiansen, Christian Fynbo.

    In: European Journal of Internal Medicine, Vol. 25, No. 7, 02.07.2014, p. 639-645.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  12. Published

    Age and colorectal cancer with focus on the elderly:Trends in relative survival and initial treatment from a Danish population-based study. / Iversen, Lene H.; Pedersen, Lars; Riis, Anders; Friis, Søren; Laurberg, Søren; Sørensen, Henrik Toft.

    In: Diseases of the Colon and Rectum, Vol. 48, 2005, p. 1755-1763.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  13. Published

    Alcohol consumption and fecundability : prospective Danish cohort study. / Mikkelsen, Ellen M; Hammerich Riis, Anders; Wise, Lauren A; Hatch, Elizabeth E; Rothman, Kenneth J; Cueto, Heidi Theresa; Sørensen, Henrik Toft.

    In: B M J (Online), Vol. 354, 2016, p. i4262.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  14. Published

    An internet-based prospective study of body size and time-to-pregnancy. / Wise, Lauren A; Rothman, Kenneth J; Mikkelsen, Ellen M; Sørensen, Henrik Toft; Riis, Anders; Hatch, Elizabeth E.

    In: Human Reproduction, Vol. 25, No. 1, 2010, p. 253-64.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  15. Published

    Antidepressant use and colorectal cancer risk: a Danish population-based case-control study. / Cronin-Fenton, D P; Riis, A H; Lash, T L; Dalton, S O; Friis, S; Robertson, D; Sørensen, Henrik Toft.

    In: British Journal of Cancer, Vol. 104, No. 11, 24.05.2011, p. 1804.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  16. Published

    Antidepressant use and colorectal cancer risk: a Danish population-based case-control study. / Cronin-Fenton, D P; Riis, A H; Lash, T L; Dalton, S O; Friis, S; Robertson, D; Sørensen, Henrik Toft.

    In: British Journal of Cancer, Vol. 104, No. 1, 2011, p. 188-92.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  17. Published

    Antipsychotic drugs and short-term mortality after peptic ulcer perforation: A population-based cohort study. / Christiansen, Christian; Christensen, Steffen; Riis, Anders; Thomsen, Reimar Niels Wernich; Johnsen, Søren Paaske; Tønnesen, Else Kirstine; Sørensen, Henrik Toft.

    In: Alimentary Pharmacology and Therapeutics, Vol. 28, No. 7, 2008, p. 895-902.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  18. Published

    Application of the Adaptive Validation Substudy Design to Colorectal Cancer Recurrence. / Collin, Lindsay J; Riis, Anders H; MacLehose, Richard F; Ahern, Thomas P; Erichsen, Rune (Editor); Thorlacius-Ussing, Ole; Lash, Timothy L.

    In: Clinical epidemiology, Vol. 12, 02.2020, p. 113-121.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  19. Published

    Associations of Statin Use With Colorectal Cancer Recurrence and Mortality in a Danish Cohort. / Lash, Timothy; Hammerich Riis, Anders; Ostenfeld, Eva Bjerre; Erichsen, Rune; Vyberg, Mogens; Ahern, Thomas; Thorlacius-Ussing, O.

    In: American Journal of Epidemiology, Vol. 186, No. 6, 2017, p. 679–687.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  20. Published

    Body Size and Risk of Spontaneous Abortion among Danish Pregnancy Planners. / Hahn, Kristen A; Hatch, Elizabeth E; Rothman, Kenneth J; Mikkelsen, Ellen M; Brogly, Susan B; Sørensen, Henrik T; Riis, Anders H; Wise, Lauren A.

    In: Paediatric and Perinatal Epidemiology (Online), Vol. 28, No. 5, 09.2014, p. 412-23.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  21. Published

    Brief Report : Cesarean Delivery and Subsequent Fecundability. / Radin, Rose G; Mikkelsen, Ellen M; Rothman, Kenneth J; Hatch, Elizabeth E; Sorensen, Henrik T; Riis, Anders H; Kuohung, Wendy; Wise, Lauren A.

    In: Epidemiology, Vol. 27, No. 6, 11.2016, p. 889-93.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  22. Published

    Caffeinated beverage and soda consumption and time to pregnancy. / Hatch, Elizabeth E; Wise, Lauren A; Mikkelsen, Ellen M; Christensen, Tina; Riis, Anders H; Sørensen, Henrik Toft; Rothman, Kenneth J.

    In: Epidemiology, Vol. 23, No. 3, 2012, p. 393-401.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  23. Published

    Caffeine and caffeinated beverage consumption and risk of spontaneous abortion. / Hahn, K A; Wise, L A; Rothman, K J; Mikkelsen, E M; Brogly, S B; Sørensen, H T; Riis, A H; Hatch, E E.

    In: Human reproduction (Oxford, England), Vol. 30, No. 5, 05.2015, p. 1246-55.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  24. Published

    Clopidogrel Use and Short-Term Mortality After Peptic Ulcer Bleeding: A Population-Based Cohort Study. / Schmidt, Morten; Riis, Anders H; Christiansen, Christian F; Lash, Timothy L; Sørensen, Henrik T.

    In: American Journal of Therapeutics, 15.02.2013.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  25. Published

    Coarctatio aortae: 40 års opfølgning efter kirurgisk korrektion - sekundaerpublikation. / Høimyr, Hilde; Pedersen, Thais A L; Christensen, Thomas D; Emmertsen, Kristian; Johnsen, Søren P; Riis, Anders; Hansen, Ole Kromann; Hjortdal, Vibeke E.

    In: Ugeskrift for Laeger, Vol. 171, No. 15, 2009, p. 1266-8.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  26. Published

    Cohort profile : CROSS-TRACKS: a population-based open cohort across healthcare sectors in Denmark. / Riis, Anders Hammerich; Kristensen, Pia Kjær; Petersen, Matilde Grøndahl; Ebdrup, Ninna Hinchely; Lauritsen, Simon Meyer; Jørgensen, Marianne Johansson.

    In: BMJ Open, Vol. 10, No. 10, e039996, 10.2020.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  27. Published

    Cohort profile: the Danish Web-based Pregnancy Planning Study--'Snart-Gravid'. / Mikkelsen, Ellen M; Hatch, Elizabeth E; Wise, Lauren A; Rothman, Kenneth J; Riis, Anders; Sørensen, Henrik Toft.

    In: International Journal of Epidemiology, Vol. 38, No. 4, 2008, p. 938-43.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  28. Published

    Coronary CT Angiographic and Flow Reserve-Guided Management of Patients With Stable Ischemic Heart Disease. / Nørgaard, Bjarne L; Terkelsen, Christian J; Mathiassen, Ole N; Grove, Erik L; Bøtker, Hans Erik; Parner, Erik; Leipsic, Jonathon; Steffensen, Flemming H; Riis, Anders H; Pedersen, Kamilla; Christiansen, Evald H; Mæng, Michael; Krusell, Lars R; Kristensen, Steen D; Eftekhari, Ashkan; Jakobsen, Lars; Jensen, Jesper M.

    In: Journal of the American College of Cardiology, Vol. 72, No. 18, 30.10.2018, p. 2123-2134.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  29. Published

    Correlates of menstrual cycle characteristics among nulliparous Danish women. / Hahn, Kristen A; Wise, Lauren A; Riis, Anders H; Mikkelsen, Ellen M; Rothman, Kenneth J; Banholzer, Kristen; Hatch, Elizabeth E.

    In: Clinical epidemiology, Vol. 5, 2013, p. 311-9.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  30. Published

    Costs and Efficiency of Online and Offline Recruitment Methods : A Web-Based Cohort Study. / Christensen, Tina; Hammerich Riis, Anders; Hatch, Elizabeth E; Wise, Lauren A; Nielsen, Marie Germund; Rothman, Kenneth J; Sørensen, Henrik Toft; Mikkelsen, Ellen Margrethe.

    In: Journal of Medical Internet Research, Vol. 19, No. 3, e58, 01.03.2017.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  31. Published

    Descriptive characteristics of colon and rectal cancer recurrence in a Danish population-based study. / Holmes, Ashley C; Hammerich Riis, Anders; Erichsen, Rune; Fedirko, Veronika; Ostenfeld, Eva Bjerre; Vyberg, Mogens; Thorlacius-Ussing, O.; Lash, Timothy.

    In: Acta oncologica (Stockholm, Sweden), Vol. 56, No. 8, 08.2017, p. 1111-1119.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  32. Published

    Diabetes mellitus and 30-day mortality from peptic ulcer bleeding and perforation: A Danish population-based cohort study. / Thomsen, Reimar W.; Riis, Anders; Christensen, Steffen; Nørgaard, M.; Sørensen, Henrik Toft.

    In: Diabetes Care, Vol. 29, 2006, p. 805-10.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  33. Published

    Diabetes, Glycemic Control, and Risk of Tuberculosis: A population-based case-control study. / Leegaard, Anne; Riis, Anders; Kornum, Jette B; Prahl, Julie B; Thomsen, Vibeke Østergaard; Sørensen, Henrik Toft; Horsburgh, C Robert; Thomsen, Reimar W.

    In: Diabetes Care, Vol. 34, No. 12, 04.10.2011, p. 2530-5.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  34. Published

    Diabetes, glycemic control and risk of medical glaucoma treatment: A population-based case-control study. / Welinder, Lotte Gjesing; Riis, Anders; Knudsen, Lars Loumann; Thomsen, Reimar W.

    In: Clinical epidemiology, Vol. 1, 2009, p. 125-31.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  35. Published

    Diabetes, glycemic control, and risk of hospitalization with pneumonia: a population-based case-control study. / Kornum, Jette B; Thomsen, Reimar W; Riis, Anders; Lervang, Hans-Henrik; Schønheyder, Henrik C; Sørensen, Henrik T.

    In: Diabetes Care, Vol. 31, No. 8, 2008, p. 1541-5.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  36. Published

    Dietary Fat Intake and Fecundability in 2 Preconception Cohort Studies. / Wise, Lauren A; Wesselink, Amelia K; Tucker, Katherine L; Saklani, Shilpa; Mikkelsen, Ellen M; Cueto, Heidi; Riis, Anders H; Trolle, Ellen; McKinnon, Craig J; Hahn, Kristen A; Rothman, Kenneth J; Sørensen, Henrik Toft; Hatch, Elizabeth E.

    In: American Journal of Epidemiology, Vol. 187, No. 1, 01.01.2018, p. 60-74.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  37. Published

    Does low risk of infections as a marker of effective immunity predict increased risk of subsequent giant cell arteritis or polymyalgia rheumatica? A danish population-based case– control study. / Brault, Clément; Riis, Anders H.; Mor, Anil; Duhaut, Pierre; Thomsen, Reimar W.

    In: Clinical epidemiology, Vol. 10, 01.01.2018, p. 1533-1543.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  38. Published

    Effect of hydroxyapatite coating on risk of revision after primary total hip arthroplasty in younger patients: findings from the Danish Hip Arthroplasty Registry. / Paulsen, Aksel; Pedersen, Alma B; Johnsen, Søren P; Riis, Anders; Lucht, Ulf; Overgaard, Søren.

    In: Acta Orthopaedica (Print Edition), Vol. 78, No. 5, 2007, p. 622-8.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  39. Published

    Effect of selective serotonin reuptake inhibitors on requirements of allogeneic red blood cell transfusion following coronary artery bypass surgery. / Andreasen, J.J.; Riis, Anders; Hjortdal, Vibeke E.; Jørgensen, Jan; Johnsen, Søren Paaske.

    In: American Journal of Cardiovascular Drugs, No. 6, 2006, p. 243-50.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  40. Published

    Evaluation of Selection Bias in an Internet-based Study of Pregnancy Planners. / Hatch, Elizabeth E; Hahn, Kristen A; Wise, Lauren A; Mikkelsen, Ellen Margrethe; Kumar, Ramya; Fox, Matthew P; Brooks, Daniel R; Riis, Anders H; Sørensen, Henrik Toft; Rothman, Kenneth J.

    In: Epidemiology, Vol. 27, No. 1, 01.2016, p. 98-104.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  41. Published

    Familial risk of venous thromboembolism - a nationwide cohort study. / Sørensen, Henrik Toft; Riis, A H; Diaz, L J; Andersen, E W; Baron, J A; Andersen, P K.

    In: Journal of Thrombosis and Haemostasis, 2010.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  42. Published

    Fecundability among Danish women with a history of miscarriage : a prospective cohort study. / Wildenschild, Cathrine; Riis, Anders H; Ehrenstein, Vera; Hatch, Elizabeth E; Wise, Lauren A; Rothman, Kenneth J; Sørensen, Henrik T; Mikkelsen, Ellen M.

    In: BMJ Open, Vol. 9, No. 1, e023996, 06.2019.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  43. Published

    Female exposure to phthalates and time to pregnancy : a first pregnancy planner study. / Ladehoff, Anne Marie; Riis, Anders H; Olsen, Jørn; Jönsson, Bo A G; Lindh, Christian H; Hjollund, Niels H; Jensen, Tina Kold; Bonde, Jens Peter; Toft, Gunnar.

    In: Human reproduction (Oxford, England), 01.2017, p. 232-238.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  44. Published

    Folic acid supplement use and menstrual cycle characteristics : a cross-sectional study of Danish pregnancy planners. / Cueto, Heidi T; Riis, Anders H; Hatch, Elizabeth E; Wise, Lauren A; Rothman, Kenneth J; Sørensen, Henrik Toft; Mikkelsen, Ellen M.

    In: Annals of Epidemiology, Vol. 25, No. 10, 2015, p. 723-9.e1.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  45. Published

    Folic acid supplementation and fecundability : a Danish prospective cohort study. / Cueto, H T; Riis, A H; Hatch, E E; Wise, L A; Rothman, K J; Sørensen, Henrik Toft; Mikkelsen, Ellen Margrethe.

    In: European Journal of Clinical Nutrition, Vol. 70, No. 1, 01.2016, p. 66-71.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  46. Published

    Heritability and familial aggregation of diverticular disease : a population-based study of twins and siblings. / Strate, Lisa L; Erichsen, Rune; Baron, John A; Mortensen, Jakob; Pedersen, Jacob Krabbe; Riis, Anders H; Christensen, Kaare; Sørensen, Henrik Toft.

    In: Gastroenterology, Vol. 144, No. 4, 04.2013, p. 736-742.e1.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  47. Published

    History of oral contraceptive use and risk of spontaneous abortion. / Hahn, Kristen A; Hatch, Elizabeth E; Rothman, Kenneth J; Mikkelsen, Ellen M; Brogly, Susan B; Sørensen, Henrik Toft; Riis, Anders H; Wise, Lauren A.

    In: Annals of Epidemiology, 14.09.2015.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  48. Published

    Impact of Allogeneic Stem Cell Transplantation in First Complete Remission in Acute Myeloid Leukemia : A National Population-Based Cohort Study. / Østgård, Lene Sofie Granfeldt; Lund, Jennifer L; Nørgaard, Jan Maxwell; Nørgaard, Mette; Medeiros, Bruno C; Nielsen, Bendt; Nielsen, Ove Juul; Overgaard, Ulrik Malthe; Kallenbach, Maria; Marcher, Claus Werenberg; Riis, Anders Hammerich; Sengeløv, Henrik.

    In: Biology of Blood and Marrow Transplantation, Vol. 24, No. 2, 24, 02.2018, p. 314-323.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  49. Published

    Impact of COPD on outcome among patients with complicated peptic ulcer. / Christensen, Steffen; Thomsen, Reimar W; Tørring, Marie Louise; Riis, Anders; Nørgaard, Mette; Sørensen, Henrik T.

    In: Chest, Vol. 133, No. 6, 2008, p. 1360-6.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  50. Published

    Impact of diabetes and poor glycaemic control on risk of bacteraemia with haemolytic streptococci groups A, B, and G. / Thomsen, Reimar Wernich; Riis, Anders Hammerich; Kjeldsen, Sia; Schønheyder, Henrik Carl.

    In: Journal of Infection, Vol. 63, No. 1, 2011, p. 8-16.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  51. Published

    Introduction of newer selective cyclo-oxygenase-2 inhibitors and rates of hospitalization with bleeding and perforated peptic ulcer. / Christensen, Steffen; Riis, Anders; Nørgaard, Mette; Thomsen, Reimar W.; Sørensen, Henrik Toft.

    In: Alimentary Pharmacology and Therapeutics, Vol. 25, No. 8, 2007, p. 907-13.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  52. Published

    Low-Dose Aspirin or Nonsteroidal Anti-inflammatory Drug Use and Colorectal Cancer Risk : A Population-Based, Case-Control Study. / Friis, Søren; Riis, Anders H; Erichsen, Rune; Baron, John A; Sørensen, Henrik T.

    In: Annals of Internal Medicine, Vol. 163, No. 5, 01.09.2015, p. 347-55.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  53. Published

    Male alcohol consumption and fecundability. / Høyer, S; Riis, A H; Toft, G; Wise, L A; Hatch, Elizabeth E; Wesselink, A K; Rothman, Kenneth J; Sørensen, H T; Mikkelsen, E M.

    In: Human reproduction (Oxford, England), Vol. 35, No. 4, 2020, p. 816-825.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  54. Published

    Maternal Recall Error in Retrospectively Reported Time-to-Pregnancy : an Assessment and Bias Analysis. / Radin, Rose G; Rothman, Kenneth J; Hatch, Elizabeth E; Mikkelsen, Ellen M; Sørensen, Henrik Toft; Riis, Anders H; Fox, Matthew P; Wise, Lauren A.

    In: Paediatric and Perinatal Epidemiology (Online), Vol. 29, No. 6, 11.2015, p. 576-88.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  55. Published

    Metformin use and prostate cancer risk. / Preston, Mark A; Riis, Anders H; Ehrenstein, Vera; Breau, Rodney H; Batista, Julie L; Olumi, Aria F; Mucci, Lorelei A; Adami, Hans-Olov; Sørensen, Henrik T.

    In: European Urology, Vol. 66, No. 6, 12.2014, p. 1012-20.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  56. Published

    Mortality risk in splenectomised patients: a Danish population-based cohort study. / Yong, Mellissa; Thomsen, Reimar W; Schoonen, W Marieke; Farkas, Dóra K; Riis, Anders; Fryzek, Jon P; Sørensen, Henrik Toft.

    In: European Journal of Internal Medicine, Vol. 21, No. 1, 2010, p. 12-6.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  57. Published

    Neither long-term statin use nor atherosclerotic disease is associated with risk of colorectal cancer. / Robertson, Douglas J; Riis, Anders Hammerich; Friis, Søren; Pedersen, Lars; Baron, John A; Sørensen, Henrik Toft.

    In: Clinical Gastroenterology and Hepatology, Vol. 8, No. 12, 01.12.2010, p. 1056-61.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  58. Published

    Nitrosatable drug exposure during pregnancy and risk of stillbirth. / Thomsen, Anne Marie L.; Liew, Zeyan; Riis, Anders Hammerich; Stayner, Leslie Thomas; Ramlau-Hansen, Cecilia Høst; Sigsgaard, Torben; Olsen, Jørn.

    In: Pharmacoepidemiology and Drug Safety, Vol. 28, No. 9, 01.09.2019, p. 1204-1210.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  59. Published

    Nontuberculous Pulmonary Mycobacteriosis in Denmark: Incidence and Prognostic Factors. / Andréjak, Claire; Thomsen, Vibeke O; Johansen, Isik S; Riis, Anders; Benfield, Thomas L; Duhaut, Pierre; Sørensen, Henrik T; Lescure, François-Xavier; Thomsen, Reimar W.

    In: American Journal of Respiratory and Critical Care Medicine, Vol. 181, No. 5, 2010, p. 514-21.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  60. Published

    Out-of-hours and weekend admissions to Danish medical departments : admission rates and 30-day mortality for 20 common medical conditions. / Vest-Hansen, Betina; Riis, Anders Hammerich; Sørensen, Henrik Toft; Christiansen, Christian Fynbo.

    In: BMJ Open, Vol. 5, No. 3, 2015, p. e006731.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  61. Published

    Outcome of peptic ulcer bleeding among users of traditional non-steroidal anti-inflammatory drugs and selective cyclo-oxygenase-2 inhibitors. / Thomsen, Reimar W.; Riis, Anders; Christensen, Steffen; McLaughlin, JK; Sørensen, Henrik Toft.

    In: Alimentary Pharmacology and Therapeutics, Vol. 24, 2006, p. 1431-8.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  62. Published

    Perforated peptic ulcer and short-term mortality among tramadol users. / Tørring, Marie Louise; Riis, Anders; Christensen, Steffen; Thomsen, Reimar W.; Jepsen, Peter; Søndergaard, Jens; Sørensen, Henrik Toft.

    In: British Journal of Clinical Pharmacology, Vol. 65, No. 4, 2007, p. 565-572.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  63. Published

    Perforated peptic ulcer: use of pre-admission oral glucocorticoids and 30-day mortality. / Christensen, Steffen; Riis, Anders; Nørgaard, M.; Thomsen, Reimar W.; Tønnesen, Else Kirstine; Larsson, A.; Sørensen, Henrik Toft.

    In: Alimentary Pharmacology and Therapeutics, Vol. 23, 2006, p. 45-52.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  64. Published

    Pneumococcal serotypes and mortality following invasive pneumococcal disease: a population-based cohort study. / Harboe, Zitta B; Thomsen, Reimar W; Riis, Anders; Valentiner-Branth, Palle; Christensen, Jens Jørgen; Lambertsen, Lotte; Krogfelt, Karen A; Konradsen, Helle B; Benfield, Thomas L.

    In: P L o S Medicine, Vol. 6, No. 5, 2009, p. e1000081.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  65. Published

    Population-based study of short- and long-term survival from colorectal cancer in Denmark, 1977-1999. / Iversen, Lene H.; Pedersen, Lars; Riis, Anders; Friis, S; Laurberg, Søren; Sørensen, Henrik Toft.

    In: British Journal of Surgery, Vol. 92, 2005, p. 873-80.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  66. Published

    Pre-admission use of glucocorticoids and 30-day mortality following colorectal cancer surgery : a population-based Danish cohort study. / Ostenfeld, E B; Erichsen, R; Thorlacius-Ussing, O; Riis, A H; Sørensen, H T.

    In: Alimentary Pharmacology and Therapeutics, Vol. 39, No. 8, 04.2014, p. 843-53.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  67. Published

    Pre-gravid oral contraceptive use and time to pregnancy : a Danish prospective cohort study. / Mikkelsen, Ellen M; Riis, Anders H; Wise, Lauren A; Hatch, Elizabeth E; Rothman, Kenneth J; Sørensen, Henrik Toft.

    In: Human reproduction (Oxford, England), Vol. 28, No. 5, 05.2013, p. 1398-405.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  68. Published

    Pre-gravid oral contraceptive use in relation to birth weight : a prospective cohort study. / Hatch, Elizabeth E; Hahn, Kristen A; Mikkelsen, Ellen M; Riis, Anders H; Sorensen, Henrik Toft; Rothman, Kenneth J; Wise, Lauren A.

    In: European Journal of Epidemiology, Vol. 30, No. 11, 11.2015, p. 1199-208.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  69. Published

    Preadmission glucocorticoid use and anastomotic leakage after colon and rectal cancer resections : a Danish cohort study. / Ostenfeld, Eva Bjerre; Erichsen, Rune; Baron, John A; Thorlacius-Ussing, Ole; Iversen, Lene Hjerrild; Riis, Anders H; Sørensen, Henrik Toft; Danish Colorectal Cancer Group.

    In: BMJ Open, Vol. 5, No. 9, 2015, p. e008045.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  70. Published

    Preadmission use of SSRIs alone or in combination with NSAIDs and 30-day mortality after peptic ulcer bleeding. / Gasse, Christiane; Christensen, Steffen; Riis, Anders; Mortensen, Preben B; Adamsen, Sven; Thomsen, Reimar W.

    In: Scandinavian Journal of Gastroenterology, Vol. 44, No. 11, 2009, p. 1288-95.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  71. Published

    Preadmission use of statins and outcomes after hospitalization with pneumonia: population-based cohort study of 29,900 patients. / Thomsen, Reimar W; Riis, Anders; Kornum, Jette B; Christensen, Steffen; Johnsen, Søren P; Sørensen, Henrik T.

    In: Archives of Internal Medicine, Vol. 168, No. 19, 2008, p. 2081-7.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  72. Published

    Preadmission use of systemic glucocorticoids and 30-day mortality following bleeding peptic ulcer: a population-based cohort study. / Olsen, Morten; Christensen, Steffen; Riis, Anders; Thomsen, Reimar W.

    In: American Journal of Therapeutics, Vol. 17, No. 1, 2010, p. 23-9.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  73. Published

    Predictors and patterns of red blood cell transfusion use among newly diagnosed cancer patients with chemotherapy-associated anemia in Western Denmark (1998-2003). / Yong, Mellissa; Riis, Anders H; Fryzek, Jon P; Møller, Bjarne K; Johnsen, Søren P.

    In: Clinical Epidemiology, Vol. 3, 01.01.2011, p. 91-9.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  74. Published

    Predictors of preconceptional folic acid or multivitamin supplement use : a cross-sectional study of Danish pregnancy planners. / Cueto, Heidi T; Riis, Anders H; Hatch, Elizabeth E; Wise, Lauren A; Rothman, Kenneth J; Mikkelsen, Ellen M.

    In: Clinical Epidemiology, Vol. 4, 2012, p. 259-65.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  75. Published

    Prospective study of time to pregnancy and adverse birth outcomes. / Wise, Lauren A; Mikkelsen, Ellen M; Sørensen, Henrik Toft; Rothman, Kenneth J; Hahn, Kristen A; Riis, Anders H; Hatch, Elizabeth E.

    In: Fertility and Sterility, Vol. 103, No. 4, 04.2015, p. 1065-1073.e2.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  76. Published

    Registration of acute medical hospital admissions in the Danish National Patient Registry : a validation study. / Hansen, Betina; Riis, Anders Hammerich; Christiansen, Christian Fynbo.

    In: Clinical Epidemiology, Vol. 5, 2013, p. 129-33.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  77. Published
  78. Published

    Rising incidence and persistently high mortality of hospitalized pneumonia: 10-year population-based study in Denmark. / Thomsen, Reimar W.; Riis, Anders; Nørgaard, Mette; Jacobsen, Jacob; Christensen, Steffen; McDonald, CJ; Sørensen, Henrik Toft.

    In: Journal of Internal Medicine, Vol. 259, 2006, p. 410-7.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  79. Published

    Risk factors for revision due to infection after primary total hip arthroplasty. A population-based study of 80,756 primary procedures in the Danish Hip Arthroplasty Registry. / Pedersen, Alma B; Svendsson, Jens E; Johnsen, Søren P; Riis, Anders; Overgaard, Søren.

    In: Acta Orthopaedica (Print Edition), Vol. 81, No. 5, 2010, p. 542-7.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  80. Published

    Risk for hospital contact with infection in patients with splenectomy: a population-based cohort study. / Thomsen, Reimar W; Schoonen, W Marieke; Farkas, Dóra K; Riis, Anders; Jacobsen, Jacob; Fryzek, Jon P; Sørensen, Henrik Toft.

    In: Annals of Internal Medicine, Vol. 151, No. 8, 2009, p. 546-55.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  81. Published

    Risk of venous thromboembolism in splenectomized patients compared with the general population and appendectomized patients: a 10-year nationwide cohort study. / Thomsen, Reimar W.; Schoonen, W M; Farkas, D K; Riis, A; Fryzek, J P; Sørensen, Henrik Toft.

    In: Journal of Thrombosis and Haemostasis, Vol. 8, No. 6, 2010, p. 1413-6.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  82. Published

    Risk stratification by assessment of coronary artery disease using coronary computed tomography angiography in diabetes and non-diabetes patients : a study from the Western Denmark Cardiac Computed Tomography Registry. / Olesen, Kevin K W; Riis, Anders H; Nielsen, Lene H; Steffensen, Flemming H; Nørgaard, Bjarne L; Jensen, Jesper M; Poulsen, Per L; Thim, Troels; Bøtker, Hans Erik; Sørensen, Henrik T; Maeng, Michael.

    In: European Heart Journal Cardiovascular Imaging, Vol. 20, No. 11, 11.2019, p. 1271-1278.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  83. Published

    Rosiglitazone use and post-discontinuation glycaemic control in two European countries, 2000-2010. / Ehrenstein, V; Hernandez, R K; Ulrichsen, Sinna Pilgaard; Rungby, J; Lash, T L; Riis, A H; Li, L.; Sørensen, Henrik Toft; Jick, S S.

    In: BMJ Open, Vol. 3, No. 9, 2013, p. e003424.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  84. Published

    Seasonal patterns in fecundability in North America and Denmark : a preconception cohort study. / Wesselink, Amelia K.; Wise, Lauren A.; Hatch, Elizabeth E.; Mikkelsen, Ellen M.; Sørensen, Henrik T.; Riis, Anders H.; McKinnon, Craig J.; Rothman, Kenneth J.

    In: Human Reproduction, Vol. 35, No. 3, 2020, p. 565-572.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  85. Published

    Short look-back periods in pharmacoepidemiologic studies of new users of antibiotics and asthma medications introduce severe misclassification. / Riis, Anders Hammerich; Johansen, Martin Berg; Jacobsen, Jacob B; Brookhart, M Alan; Stürmer, Til; Støvring, Henrik.

    In: Pharmacoepidemiology and Drug Safety, Vol. 24, No. 5, 05.2015, p. 478-485.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  86. Published

    Short-term mortality after perforated or bleeding peptic ulcer among elderly patients: a population-based cohort study. / Christensen, Steffen; Hammerich Riis, Anders; Nørgaard, Mette; Sørensen, Henrik Toft; Thomsen, Reimar W.

    In: B M C Geriatrics, Vol. 7, 2007.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  87. Published

    Short-term mortality in relation to age and comorbidity in older adults with community-acquired bacteremia: A population-based cohort study. / Søgaard, Mette; Schønheyder, Henrik C; Riis, Anders; Sørensen, Henrik T; Nørgaard, Mette.

    In: Journal of the American Geriatrics Society, Vol. 56, No. 9, 2008, p. 1593-1600.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  88. Published

    Statin use and risk of amyotrophic lateral sclerosis and other motor neuron disorders. / Sørensen, Henrik Toft; Riis, Anders; Lash, Timothy L; Pedersen, Lars.

    In: Circulation: Cardiovascular Quality and Outcomes, Vol. 3, No. 4, 2010, p. 413-7.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  89. Published

    Surgical repair of coarctation of the aorta: up to 40 years of follow-up. / Høimyr, Hilde; Christensen, Thomas Decker; Emmertsen, Kristian; Johnsen, Søren Paaske; Riis, Anders; Hansen, Ole Kromann; Hjortdal, Vibeke E.

    In: European Journal of Cardio-Thoracic Surgery, Vol. 30, No. 6, 2006, p. 910-916.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  90. Published

    Survival of primary total hip arthroplasty in rheumatoid arthritis patients. / Rud-Sørensen, Christoffer; Pedersen, Alma B; Johnsen, Søren Paaske; Riis, Anders Hammerich; Overgaard, Søren.

    In: Acta Orthopaedica (Print Edition), Vol. 81, No. 1, 2010, p. 60-5.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  91. Published

    The association of serum lipid levels with colorectal cancer recurrence. / Brantley, Kristen D.; Riis, Anders H.; Erichsen, Rune; Thorlacius-Ussing, Ole; Møller, Holger Jon; Lash, Timothy L.

    In: Cancer epidemiology, Vol. 66, 101725, 2020.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  92. Published

    The impact of pre-existing heart failure on pneumonia prognosis: population-based cohort study. / Thomsen, Reimar W; Kasatpibal, Nongyao; Riis, Anders; Nørgaard, Mette; Sørensen, Henrik T.

    In: Journal of General Internal Medicine, Vol. 23, No. 9, 2008, p. 1407-13.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  93. Published

    The impact of statin use on pneumonia risk and outcome : a combined population-based case-control and cohort study. / Nielsen, Anders Gunnar; Nielsen, Rikke Beck; Riis, Anders Hammerich; Johnsen, Søren Paaske; Sørensen, Henrik Toft; Thomsen, Reimar Wernich.

    In: Critical Care (Online Edition), Vol. 16, No. 4, 2012, p. R122.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  94. Published

    The potential impact of paternal age on risk of asthma in childhood: a study within the Danish National Birth Cohort. / Thomsen, Anne Marie L; Ehrenstein, Vera; Riis, Anders Hammerich; Toft, Gunnar; Mikkelsen, Ellen M; Olsen, Jørn.

    In: Respiratory Medicine, Vol. 137, 04.2018, p. 30-34.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  95. Published

    Thirty-day mortality after peptic ulcer bleeding in hospitalized patients receiving low-dose aspirin at time of admission. / Mose, Hanne; Larsen, Mette; Riis, Anders; Johnsen, Søren Paaske; Thomsen, Reimar W.; Sørensen, Henrik Toft.

    In: The American Journal of Geriatric Pharmacotherapy, Vol. 4, No. 3, 2006, p. 244-50.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  96. Published

    Type 2 diabetes and pneumonia outcomes: a population-based cohort study. / Kornum, Jette Brommann; Thomsen, Reimar W.; Hammerich Riis, Anders; Lervang, H.H.; Schønheyder, Henrik Carl; Sørensen, Henrik Toft.

    In: Diabetes Care, Vol. 30, No. 9, 2007, p. 2251-7.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  97. Published

    Use of systemic glucocorticoids and the risk of colorectal cancer. / Ostenfeld, E B; Erichsen, R; Thorlacius-Ussing, O; Hammerich Riis, Anders; Sørensen, H T.

    In: Alimentary Pharmacology and Therapeutics, 2013.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  98. Published

    Validating registry data on statins prescriptions by blood measurements. / Riis, Anders H; Erichsen, Rune; Ostenfeld, Eva B; Højskov, Carsten S; Thorlacius-Ussing, Ole; Stender, Mogens Tornby; Lash, Timothy L; Møller, Holger Jon.

    In: Pharmacoepidemiology and Drug Safety, Vol. 28, No. 5, 05.2019, p. 609-615.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  99. Published

    Volitional determinants and age-related decline in fecundability : a general population prospective cohort study in Denmark. / Rothman, Kenneth J; Wise, Lauren A; Sørensen, Henrik T; Riis, Anders H; Mikkelsen, Ellen M; Hatch, Elizabeth E.

    In: Fertility and Sterility, 18.03.2013.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  100. Published

    Weight at birth and subsequent fecundability : a prospective cohort study. / Wildenschild, Cathrine; Riis, Anders H; Ehrenstein, Vera; Heitmann, Berit L; Hatch, Elizabeth E; Wise, Lauren A; Rothman, Kenneth J; Sørensen, Henrik T; Mikkelsen, Ellen M.

    In: PLOS ONE, Vol. 9, No. 4, 2014, p. e95257.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  101. Published

    Weight at birth and subsequent fecundability: a prospective cohort study. / Nielsen, Cathrine Wildenschild ; Hammerich Riis, Anders; Ehrenstein, Vera; Heitmann, Berit Lilienthal; Hatch, Elizabeth E; Wise, Lauren A; Rothman, Kenneth J; Sørensen, Henrik Toft; Mikkelsen, Ellen Margrethe.

    In: P L o S One, 15.04.2014, p. e95257.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  102. Published

    β-Blockers and survival among Danish patients with malignant melanoma: a population-based cohort study. / Lemeshow, Stanley; Sørensen, Henrik Toft; Phillips, Gary; Yang, Eric V; Antonsen, Sussie; Riis, Anders H; Lesinski, Gregory B; Jackson, Rebecca; Glaser, Ronald.

    In: Cancer Epidemiology, Biomarkers & Prevention, Vol. 20, No. 10, 2011, p. 2273-9.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  103. Published
  104. Letter › Research › Not peer-reviewed
  105. Published

    Randomized trial of questionnaire length. / Rothman, Kenneth J; Mikkelsen, Ellen M; Riis, Anders; Sørensen, Henrik T; Wise, Lauren A; Hatch, Elizabeth E.

    In: Epidemiology, Vol. 20, No. 1, 2009, p. 154.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperLetter

  106. Conference abstract in journal › Research › Not peer-reviewed
  107. Published

    Drug-treated diabetes and poor long-term glycemic control increase the risk of hospitalization with pneumonia: Population-based case-control study. / Kornum, Jette Brommann; Thomsen, Reimar Niels Wernich; Riis, Anders; Lervang, H.H.; Schønheyder, Henrik Carl; Sørensen, Henrik Toft.

    In: Pharmacoepidemiology and Drug Safety, No. s1, 2008, p. s201.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperConference abstract in journalResearch

  108. Published

    Preadmission use of systemic glucocorticoids and 30-day mortality following bleeding peptic ulcer - A population-based cohort study. / Olsen, Morten Smærup; Christensen, Steffen; Riis, A.; Thomsen, Reimar Niels Wernich; Sørensen, Henrik Toft.

    In: Pharmacoepidemiology and Drug Safety, No. s1, 2008, p. 489.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperConference abstract in journalResearch

  109. Report › Research › Not peer-reviewed
  110. Published

    Lungebetændelse i Nordjyllands, Viborg og Århus amter 1994-2004 : Forekomst og prognose - et pilotprojekt. / Thomsen, Reimar W.; Riis, Anders; Nørgaard, Mette; Jacobsen, Jacob; Christensen, Steffen; Sørensen, Henrik Toft.

    2005.

    Research output: Book/anthology/dissertation/reportReportResearch

  111. Report › Communication
  112. Published

    Kirurgisk fjernelse af milten og risikoen for efterfølgende infektioner, blodpropper og død : Danmark 1996-2005. / Lietzen, Lone Winther; Jacobsen, Jacob Bonde; Thomsen, Reimar W.; Hammerich Riis, Anders; Nørgaard, Mette.

    Aarhus : Department of Clinical Epidemiology, Aarhus University Hospital, 2013.

    Research output: Book/anthology/dissertation/reportReportCommunication

  113. Conference abstract in proceedings › Research › Not peer-reviewed
  114. Published

    Diabetes, glycemic control, and risk of hospitalization with pneumonia: a population-based case-control study. / Kornum, Jette Brommann; Thomsen, Reimar W.; Riis, Anders; Lervang, H.H.; Schønheyder, Henrik Carl; Sørensen, Henrik Toft.

    Programme and abstracts from the PhD day 2009: The Faculty of Health Sciences, University of Aarhus, Denmark. 2009. p. 80.

    Research output: Contribution to book/anthology/report/proceedingConference abstract in proceedingsResearch

  115. Published

    Short-term mortality in relation to age and comorbidity in older adults with community-acquired bacteremia :  A population-based cohort study. / Søgaard, Mette; Schønheyder, Henrik Carl; Riis, Anders; Sørensen, Henrik Toft; Nørgaard, Mette.

    Programme and abstracts form the PhD day 2009: The Faculty of Health Sciences, University of Aarhus, Denmark. 2009. p. 185.

    Research output: Contribution to book/anthology/report/proceedingConference abstract in proceedingsResearch

  116. Poster › Research › Not peer-reviewed
  117. Published

    Diabetes as a risk factor for glaucoma - A population-based case-control study. / Welinder, LG; Thomsen, Reimar W.; Riis, Anders; Knudsen, LL; Sørensen, Henrik Toft.

    2006. Poster session presented at  XXXVII Nordic Congress of Ophthalmology, København, Denmark.

    Research output: Contribution to conferencePosterResearch

  118. Published

    Diabetes, glycemic control, and risk of hospitalization with pneumonia: a population-based case-control study. / Kornum, Jette Brommann; Thomsen, Reimar W.; Riis, Anders; Lervang, H.H.; Schønheyder, Henrik Carl; Sørensen, Henrik Toft.

    2009. Poster session presented at Ph.d. day 2009, Århus, Denmark.

    Research output: Contribution to conferencePosterResearch

  119. Published

    Heart failure and mortality within 90 days after hospitalized pneumonia: A population-based cohort study. / Thomsen, Reimar W.; Kasatpibal, N; Riis, Anders; Nørgaard, Mette; Sørensen, Henrik Toft.

    2006. Poster session presented at 16th European Congress of Clinical Microbiology and Infectious Diseases (ECCMID), Nice, France.

    Research output: Contribution to conferencePosterResearch

  120. Published

    Introduction of COX-2 inhibitors did not change hospitalization rates of bleeding and perforated peptic ulcer in Denmark. / Christensen, Steffen; Nørgaard, Mette; Riis, Anders; Thomsen, Reimar W.; Sørensen, Henrik Toft.

    2006. Poster session presented at 22nd International Conference on Pharmacoepidemiology & Therapeutic Risk Management, Lissabon, Portugal.

    Research output: Contribution to conferencePosterResearch

  121. Published

    Perforated peptic ulcer:  use of preadmission oral glucocorticoids and 30-day mortality. / Christensen, Steffen; Riis, Anders; Nørgaard, Mette; Tønnesen, Else Kirstine; A, Larsson; Sørensen, Henrik Toft; Thomsen, Reimar W.

    2005. Poster session presented at Dansk Anæstesiologisk Selskab, Århus, Denmark.

    Research output: Contribution to conferencePosterResearch

  122. Published

    Preadmission use of antipsychotic drugs was associated with increased short-term mortality after peptic ulcer perforation. / Christiansen, Christian; Christensen, Steffen; Riis, Anders; Thomsen, Reimar Niels Wernich; Tønnesen, Else Kirstine; Sørensen, Henrik Toft.

    2008. Poster session presented at 23rd international Conference for Pharmacoepidemiology and therapeutic risk Management (ICPE), Quebec, Canada.

    Research output: Contribution to conferencePosterResearch

  123. Published

    Preadmission use of statins and mortality within 90 days after hospitalization with pneumonia: population-based cohort study of 29,900 adult patients. / Thomsen, Reimar Niels Wernich; Riis, Anders; Kornum, Jette Brommann; Christensen, Steffen; Johnsen, Søren Paaske; Sørensen, Henrik Toft.

    2008. Poster session presented at 17th European Congress of Clinical Microbiology and Infectious Diseases (ECCMID), München, Germany.

    Research output: Contribution to conferencePosterResearch

  124. Published

    Prognostic impact of haematological and non-haematological malignancies on mortality of hospitalized pneumonia - a Danish population-based cohort study. / Nørgaard, Mette; Riis, Anders; Thomsen, Reimar W.; Schønheyder, H.C.; Sørensen, Henrik Toft.

    2006. Poster session presented at 16th European Congress of Clinical Microbiology and Infectious Diseases (ECCMID), Nice, France.

    Research output: Contribution to conferencePosterResearch

  125. Published

    Randomized trial of the effect of questionnaire length on enrollment and missing data in a web-based cohort study in Denmark. / Rothman, K J; Mikkelsen, Ellen Margrethe; Sørensen, Henrik Toft; Hatch, E; Riis, Anders; Wise, L A.

    2009. Poster session presented at ICN 24th Quadrennial Congress, Durban, South Africa.

    Research output: Contribution to conferencePosterResearch

  126. Published

    Rising incidence and persistently high mortality of hospitalized pneumonia: A 10-year population-based study in Denmark. / Thomsen, Reimar W.; Riis, Anders; Nørgaard, Mette; Jacobsen, Jacob; Christensen, Steffen; McDonald, CJ; Sørensen, Henrik Toft.

    2006. Poster session presented at 16th European Congress of Clinical Microbiology and Infectious Diseases (ECCMID), Nice, France.

    Research output: Contribution to conferencePosterResearch

  127. Published

    Short-term mortality in relation to age and comorbidity in older adults with community-acquired bacteremia. A population-based cohort study. / Søgaard, Mette; Schønheyder, Henrik Carl; Riis, Anders; Sørensen, Henrik Toft; Nørgaard, Mette.

    2009. Poster session presented at Ph.D. day 2009, Århus, Denmark.

    Research output: Contribution to conferencePosterResearch

  128. Published

    The impact of cancer on the short term outcome of oral glucocorticoid use after peptic ulcer bleeding. / Rhode, M; Riis, Anders; Nørgaard, Mette; Thomsen, Reimar W.; Sørensen, Henrik Toft.

    2006. Poster session presented at 22nd International Conference on Pharmacoepidemiology & Therapeutic Risk Management, Lissabon, Portugal.

    Research output: Contribution to conferencePosterResearch

  129. Published

    Use of glucocorticoids and colorectal cancer risk; a population-based case-control study in northern Denmark, 1991-2010. / Ostenfeld, Eva Bjerre; Erichsen, Rune; Hammerich Riis, Anders; Nilsson, Tove; Thorlacius-Ussing, O.; Sørensen, Henrik Toft.

    2012. Poster session presented at PhD Day 2012, Aarhus, Denmark.

    Research output: Contribution to conferencePosterResearch

  130. Poster › Research › Peer-reviewed
  131. Published

    CROSS-TRACKS - A Population-Based Danish Cross-Sectorial Cohort. / Hammerich Riis, Anders; Kristensen, Pia Kjær; Petersen, Matilde Grøndahl ; Ebdrup, Ninna Hinchely; Lauritsen, Simon Meyer; Jørgensen, Marianne Johansson.

    2019. Poster session presented at 3rd Annual Research Meeting 2019, Aarhus, Denmark.

    Research output: Contribution to conferencePosterResearchpeer-review

  132. Published

    Excessive Risk of Major Cardiovascular Events in Sero-positive Rheumatoid Arthritis and in patients in active disease. / Thurah, Annette De; Andersen, Ina Trolle; Bugge, Andreas; Hammerich Riis, Anders; Böttcher, Morten; Hauge, Ellen Margrethe.

    2018. Poster session presented at ACR, Chicago, United States.

    Research output: Contribution to conferencePosterResearchpeer-review

  133. Published
  134. Published

    Mortality Trends among Adults with Pneumococcal Meningitis before and after the Introduction of Adjunctive Corticosteroid Therapy: a Nationwide Population-Based Cohort Study. / Harboe, Z B; Thomsen, Reimar W.; Hammerich Riis, Anders; Konradsen, H B; Benfield, T.

    2010. Poster session presented at 50th Annual Interscience Conference on antimicrobial agents and Chemotherapy (ICAAC), Boston, United States.

    Research output: Contribution to conferencePosterResearchpeer-review

  135. Published
  136. Published

    Statin use and hospitalization with pneumonia: Population-based observational study of risk and prognosis. / Nielsen, AG; Nielsen, Rikke Beck; Hammerich Riis, Anders; Sørensen, Henrik Toft; Thomsen, Reimar W.

    2011. Poster session presented at 21st European Congress of Clinical Microbiology and Infectious Diseases, Milano, Italy.

    Research output: Contribution to conferencePosterResearchpeer-review

  137. Published

    The impact of diabetes and poor glycaemic control on risk of bacteraemia with haemolytic streptococci groups A, B and G in adults: a 15-year population-based case-control study. / Thomsen, Reimar W.; Hammerich Riis, Anders; Kjeldsen, Sia; Sørensen, Henrik Toft; Schønheyder, Henrik Carl.

    2011. Poster session presented at 21th European Congress of Clinical Microbiology and Infectious Diseases, Milano, Italy.

    Research output: Contribution to conferencePosterResearchpeer-review

  138. Conference abstract for conference › Research › Not peer-reviewed
  139. Published
  140. Published
  141. Published

    The Danish Web-based Pregnancy Planning Study - 'Snart-Gravid'. / Mikkelsen, Ellen Margrethe; Hatch, E; Wise, L A; Rothman, K J; Riis, Anders; Sørensen, Henrik Toft.

    2009. Abstract from ICN 24th Quadrennial Congress, Durban, South Africa.

    Research output: Contribution to conferenceConference abstract for conferenceResearch

  142. Conference abstract for conference › Research › Peer-reviewed
  143. Published

    The impact of diabetes and poor glycaemic control on risk of bacteraemia with haemolytic streptococci groups A, B and G in adults: a 15-year population-based case-control study. / Thomsen, Reimar W.; Hammerich Riis, Anders; Kjeldsen, Sia; Sørensen, Henrik Toft; Schønheyder, Henrik Carl.

    2011. Abstract from 21st European Congress of Clinical Microbiology and Infectious Diseases, Milano, Italy.

    Research output: Contribution to conferenceConference abstract for conferenceResearchpeer-review