Anders Hammerich Riis

  1. 2008
  2. 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

  3. 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

  4. 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

  5. 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

  6. 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

  7. 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

  8. 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

  9. 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

  10. 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

  11. 2007
  12. 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

  13. 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

  14. 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

  15. 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

  16. 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

  17. 2006
  18. 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

  19. 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

  20. 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

  21. 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

  22. 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

  23. 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

  24. 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

  25. 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

  26. 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

  27. 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

  28. 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

  29. 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

  30. 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

  31. 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

  32. 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

  33. 2005
  34. 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

  35. 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

  36. 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

  37. 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

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