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 newspaper › Journal article › Research › peer-review
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/report › Report › Research
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 conference › Poster › Research
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 newspaper › Journal article › Research › peer-review
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 newspaper › Journal article › Research › peer-review
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 newspaper › Journal article › Research › peer-review
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 conference › Poster › Research
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 newspaper › Journal article › Research › peer-review
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 newspaper › Journal article › Research › peer-review
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 conference › Poster › Research
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 conference › Poster › Research
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 newspaper › Journal article › Research › peer-review
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 newspaper › Journal article › Research › peer-review
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 conference › Poster › Research
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 newspaper › Journal article › Research › peer-review
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 conference › Poster › Research
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 newspaper › Journal article › Research › peer-review
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 conference › Poster › Research
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 newspaper › Journal article › Research › peer-review
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 newspaper › Journal article › Research › peer-review
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 newspaper › Journal article › Research › peer-review
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 newspaper › Journal article › Research › peer-review
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 newspaper › Journal article › Research › peer-review
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 newspaper › Journal article › Research › peer-review
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 newspaper › Journal article › Research › peer-review
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 newspaper › Journal article › Research › peer-review
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 newspaper › Journal article › Research › peer-review
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 newspaper › Conference abstract in journal › Research
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 newspaper › Journal article › Research › peer-review
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 conference › Poster › Research
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 conference › Poster › Research
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 newspaper › Journal article › Research › peer-review
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 newspaper › Conference abstract in journal › Research
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 newspaper › Journal article › Research › peer-review
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 newspaper › Journal article › Research › peer-review
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 newspaper › Journal article › Research › peer-review
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 newspaper › Journal article › Research › peer-review
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/proceeding › Conference abstract in proceedings › Research
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 conference › Poster › Research
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 newspaper › Journal article › Research › peer-review
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 newspaper › Journal article › Research › peer-review
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 newspaper › Letter
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 conference › Poster › Research
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 newspaper › Journal article › Research › peer-review
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/proceeding › Conference abstract in proceedings › Research
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 conference › Poster › Research
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 conference › Conference abstract for conference › Research
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 newspaper › Journal article › Research › peer-review
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 newspaper › Journal article › Research › peer-review
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 newspaper › Journal article › Research › peer-review
Clopidogrel Use and Mortality after Peptic Ulcer Bleeding: A population-based cohort study. Pharmacoepidemiol Drug Saf 2010; 19 (S1): 199-200. / Schmidt, Morten; Hammerich Riis, Anders; Christiansen, Christian Fynbo; Lash, Timothy; Sørensen, Henrik Toft.
2010.Research output: Contribution to conference › Conference abstract for conference › Research
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 newspaper › Journal article › Research › peer-review
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 conference › Poster › Research › peer-review
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 newspaper › Journal article › Research › peer-review
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 newspaper › Journal article › Research › peer-review
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 newspaper › Journal article › Research › peer-review
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 newspaper › Journal article › Research › peer-review
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 newspaper › Journal article › Research › peer-review
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 newspaper › Journal article › Research › peer-review
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 newspaper › Journal article › Research › peer-review
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 newspaper › Journal article › Research › peer-review
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 newspaper › Journal article › Research › peer-review
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 newspaper › Journal article › Research › peer-review
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 newspaper › Journal article › Research › peer-review
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 conference › Poster › Research › peer-review
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 conference › Conference abstract for conference › Research › peer-review
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 conference › Poster › Research › peer-review
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 newspaper › Journal article › Research › peer-review
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 newspaper › Journal article › Research › peer-review
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 newspaper › Journal article › Research › peer-review
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 newspaper › Journal article › Research › peer-review
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 newspaper › Journal article › Research › peer-review
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 newspaper › Journal article › Research › peer-review
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 newspaper › Journal article › Research › peer-review
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 newspaper › Journal article › Research › peer-review
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 conference › Poster › Research
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 newspaper › Journal article › Research › peer-review
Do Statins Reduce Short-Term Mortality among Patients Hospitalized with Perforated Peptic Ulcers? Pharmacoepidemiol Drug Saf. 2013; 22(SX): 392. / Lund, Jennifer Leigh; Schmidt, Morten; Stürmer, Till; Hammerich Riis, Anders; Pedersen, Lars; Sørensen, Henrik Toft.
2013.Research output: Contribution to conference › Conference abstract for conference › Research
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/report › Report › Communication
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 newspaper › Journal article › Research › peer-review
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 newspaper › Journal article › Research › peer-review
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 newspaper › Journal article › Research › peer-review
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 newspaper › Journal article › Research › peer-review
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 newspaper › Journal article › Research › peer-review
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 newspaper › Journal article › Research › peer-review
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 newspaper › Journal article › Research › peer-review
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 newspaper › Journal article › Research › peer-review
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 newspaper › Journal article › Research › peer-review
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 newspaper › Journal article › Research › peer-review
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 newspaper › Journal article › Research › peer-review
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 newspaper › Journal article › Research › peer-review
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 newspaper › Journal article › Research › peer-review
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 newspaper › Journal article › Research › peer-review
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 newspaper › Journal article › Research › peer-review
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 newspaper › Journal article › Research › peer-review
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 newspaper › Journal article › Research › peer-review
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 newspaper › Journal article › Research › peer-review
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 newspaper › Journal article › Research › peer-review
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 newspaper › Journal article › Research › peer-review
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 newspaper › Journal article › Research › peer-review