T STURMER

Summary

Affiliation: Harvard University
Country: USA

Publications

  1. pmc Colorectal cancer after start of nonsteroidal anti-inflammatory drug use
    TIL STURMER
    Division of Preventive Medicine, Brigham and Women s Hospital, Harvard Medical School, Boston, Mass 02215, USA
    Am J Med 119:494-502. 2006
  2. ncbi request reprint Prevalence and determinants of antibiotic resistance in faecal Escherichia coli among unselected patients attending general practitioners in Southwest Germany
    TIL STURMER
    Department of Epidemiology, German Centre for Research on Ageing, Heidelberg, Germany
    Pharmacoepidemiol Drug Saf 13:303-8. 2004
  3. pmc Severity and extent of osteoarthritis and low grade systemic inflammation as assessed by high sensitivity C reactive protein
    T STURMER
    Department of Epidemiology, German Centre for Research on Aging, Heidelberg, Germany
    Ann Rheum Dis 63:200-5. 2004
  4. ncbi request reprint Estrogens and breast cancer: does timing really matter?
    TIL STURMER
    Division of Preventive Medicine, Brigham and Women s Hospital, Harvard Medical School, 900 Commonwealth Avenue E, Boston, MA 02215, USA
    J Clin Epidemiol 57:763-5. 2004
  5. pmc Adjustments for unmeasured confounders in pharmacoepidemiologic database studies using external information
    TIL STURMER
    Divisions of Pharmacoepidemiology and Pharmacoeconomics, Brigham and Women s Hospital, Harvard Medical School, Boston, Massachusetts, USA
    Med Care 45:S158-65. 2007
  6. pmc Pharmacoepidemiology and "in silico" drug evaluation: is there common ground?
    TIL STURMER
    Division of Pharmacoepidemiology and Pharmacoeconomics, Brigham and Women s Hospital, Harvard Medical School, 1620 Tremont Street, Boston, MA 02120, USA
    J Clin Epidemiol 61:205-6. 2008
  7. pmc Analytic strategies to adjust confounding using exposure propensity scores and disease risk scores: nonsteroidal antiinflammatory drugs and short-term mortality in the elderly
    TIL STURMER
    Division of Pharmacoepidemiology and Pharmacoeconomics, Brigham and Women s Hospital, Harvard Medical School, Boston, MA 02120, USA
    Am J Epidemiol 161:891-8. 2005
  8. pmc Pain and high sensitivity C reactive protein in patients with chronic low back pain and acute sciatic pain
    T STURMER
    Division of Pharmacoepidemiology and Pharmacoeconomics, Brigham and Women s Hospital, Harvard Medical School, Boston, MA 02120, USA
    Ann Rheum Dis 64:921-5. 2005
  9. pmc Treatment effects in the presence of unmeasured confounding: dealing with observations in the tails of the propensity score distribution--a simulation study
    TIL STURMER
    Division of Pharmacoepidemiology and Pharmacoeconomics, Brigham and Women s Hospital, Harvard Medical School, Boston, Massachusetts, USA
    Am J Epidemiol 172:843-54. 2010
  10. pmc Adjusting effect estimates for unmeasured confounding with validation data using propensity score calibration
    TIL STURMER
    Division of Pharmacoepidemiology and Pharmacoeconomics, Brigham and Women s Hospital, Harvard Medical School, Boston, MA 02120, USA
    Am J Epidemiol 162:279-89. 2005

Research Grants

Detail Information

Publications53

  1. pmc Colorectal cancer after start of nonsteroidal anti-inflammatory drug use
    TIL STURMER
    Division of Preventive Medicine, Brigham and Women s Hospital, Harvard Medical School, Boston, Mass 02215, USA
    Am J Med 119:494-502. 2006
    ....
  2. ncbi request reprint Prevalence and determinants of antibiotic resistance in faecal Escherichia coli among unselected patients attending general practitioners in Southwest Germany
    TIL STURMER
    Department of Epidemiology, German Centre for Research on Ageing, Heidelberg, Germany
    Pharmacoepidemiol Drug Saf 13:303-8. 2004
    ..Although a great majority of antibiotics are prescribed outside hospitals, little is known about the prevalence and determinants of antibiotic resistance in the general population...
  3. pmc Severity and extent of osteoarthritis and low grade systemic inflammation as assessed by high sensitivity C reactive protein
    T STURMER
    Department of Epidemiology, German Centre for Research on Aging, Heidelberg, Germany
    Ann Rheum Dis 63:200-5. 2004
    ..Although osteoarthritis (OA) is thought to derive from defective chondrocyte metabolism and thus inherently lack the large scale systemic response of rheumatoid arthritis, there is increasing interest in the acute phase proteins in OA...
  4. ncbi request reprint Estrogens and breast cancer: does timing really matter?
    TIL STURMER
    Division of Preventive Medicine, Brigham and Women s Hospital, Harvard Medical School, 900 Commonwealth Avenue E, Boston, MA 02215, USA
    J Clin Epidemiol 57:763-5. 2004
  5. pmc Adjustments for unmeasured confounders in pharmacoepidemiologic database studies using external information
    TIL STURMER
    Divisions of Pharmacoepidemiology and Pharmacoeconomics, Brigham and Women s Hospital, Harvard Medical School, Boston, Massachusetts, USA
    Med Care 45:S158-65. 2007
    ..Nonexperimental studies of drug effects in large automated databases can provide timely assessment of real-life drug use, but are prone to confounding by variables that are not contained in these databases and thus cannot be controlled...
  6. pmc Pharmacoepidemiology and "in silico" drug evaluation: is there common ground?
    TIL STURMER
    Division of Pharmacoepidemiology and Pharmacoeconomics, Brigham and Women s Hospital, Harvard Medical School, 1620 Tremont Street, Boston, MA 02120, USA
    J Clin Epidemiol 61:205-6. 2008
  7. pmc Analytic strategies to adjust confounding using exposure propensity scores and disease risk scores: nonsteroidal antiinflammatory drugs and short-term mortality in the elderly
    TIL STURMER
    Division of Pharmacoepidemiology and Pharmacoeconomics, Brigham and Women s Hospital, Harvard Medical School, Boston, MA 02120, USA
    Am J Epidemiol 161:891-8. 2005
    ..26, 1.68). In this setting, analytic strategies using EPS or disease risk scores were not generally superior to "conventional" models. Various ways to use EPS and disease risk scores behaved differently with smaller study size...
  8. pmc Pain and high sensitivity C reactive protein in patients with chronic low back pain and acute sciatic pain
    T STURMER
    Division of Pharmacoepidemiology and Pharmacoeconomics, Brigham and Women s Hospital, Harvard Medical School, Boston, MA 02120, USA
    Ann Rheum Dis 64:921-5. 2005
    ..The severity of pain from musculoskeletal disorders might be associated with high sensitivity C reactive protein (hsCRP), a sensitive marker of low grade systemic inflammation...
  9. pmc Treatment effects in the presence of unmeasured confounding: dealing with observations in the tails of the propensity score distribution--a simulation study
    TIL STURMER
    Division of Pharmacoepidemiology and Pharmacoeconomics, Brigham and Women s Hospital, Harvard Medical School, Boston, Massachusetts, USA
    Am J Epidemiol 172:843-54. 2010
    ..Increasing validity based on PS trimming may be a unique advantage of PS's over conventional outcome models...
  10. pmc Adjusting effect estimates for unmeasured confounding with validation data using propensity score calibration
    TIL STURMER
    Division of Pharmacoepidemiology and Pharmacoeconomics, Brigham and Women s Hospital, Harvard Medical School, Boston, MA 02120, USA
    Am J Epidemiol 162:279-89. 2005
    ..66, 0.71). Application of PSC resulted in a more plausible hazard ratio of 1.06 (95% CI: 1.00, 1.12). Until the validity and limitations of PSC have been assessed in different settings, the method should be seen as a sensitivity analysis...
  11. ncbi request reprint A computer program to estimate power and relative efficiency of flexibly matched case-control studies
    T STURMER
    Department of Epidemiology, German Centre for Research on Ageing at the University of Heidelberg, Heidelberg, Germany
    Methods Inf Med 44:693-6. 2005
    ..We now present a method and a computer program to calculate power and relative efficiency compared to an unmatched design varying the proportion of the matching factor in controls over all possible values from 0 to 100 percent...
  12. pmc Performance of propensity score calibration--a simulation study
    TIL STURMER
    Division of Pharmacoepidemiology and Pharmacoeconomics, Brigham and Women s Hospital, Harvard Medical School, Boston, MA 02120, USA
    Am J Epidemiol 165:1110-8. 2007
    ..When surrogacy holds, PSC is a useful approach to adjust for unmeasured confounding using validation data...
  13. pmc Insights into different results from different causal contrasts in the presence of effect-measure modification
    TIL STURMER
    Division of Pharmacoepidemiology and Pharmacoeconomics, Brigham and Women s Hospital, Harvard Medical School, Boston, MA 02120, USA
    Pharmacoepidemiol Drug Saf 15:698-709. 2006
    ..In the presence of effect-measure modification, different analytic approaches produce different summary estimates...
  14. pmc A review of the application of propensity score methods yielded increasing use, advantages in specific settings, but not substantially different estimates compared with conventional multivariable methods
    TIL STURMER
    Division of Pharmacoepidemiology and Pharmacoeconomics, Brigham and Women s Hospital, Harvard Medical School, 1620 Tremont Street, Suite 3030, Boston, MA 02120, USA
    J Clin Epidemiol 59:437-47. 2006
    ..Such analyses have been proposed to address confounding by indication, but there is little empirical evidence that they achieve better control than conventional multivariate outcome modeling...
  15. pmc Metabolic abnormalities and risk for colorectal cancer in the physicians' health study
    TIL STURMER
    Division of Preventive Medicine, Brigham and Women s Hospital, Harvard Medical School, 900 Commonwealth Avenue East, Boston, MA 02215, USA
    Cancer Epidemiol Biomarkers Prev 15:2391-7. 2006
    ....
  16. pmc Personality, lifestyle, and risk of cardiovascular disease and cancer: follow-up of population based cohort
    TIL STURMER
    Division of Pharmacoepidemiology and Pharmacoeconomics, Brigham and Women s Hospital, Harvard Medical School, Boston, MA 02120, USA
    BMJ 332:1359. 2006
    ..To study the relation between measures of personality and risk of cardiovascular disease and cancer in a large cohort...
  17. ncbi request reprint A computer program to estimate power and relative efficiency to assess multiplicative interactions in flexibly matched case-control studies
    T STURMER
    Department of Epidemiology, German Centre for Research on Ageing at the University of Heidelberg, Bergheimer Strasse 20, Heidelberg 69115, Germany
    Comput Methods Programs Biomed 74:261-5. 2004
    ..Our program will strongly facilitate assessing the benefits of matching and flexible matching strategies in case-control studies addressing multiplicative interactions, including gene-environment interactions...
  18. pmc Prevalence and determinants of nasal colonization with antibiotic-resistant Staphylococcus aureus among unselected patients attending general practitioners in Germany
    S Lietzau
    Department of Epidemiology, German Centre for Research on Ageing, Heidelberg, Germany
    Epidemiol Infect 132:655-62. 2004
    ..0-53]. Besides a high prevalence of resistance to penicillinase-instable antibiotics we found only one (0.7%) methicillin-resistant S. aureus. Recent antibiotic use was associated with increased resistance to erythromycin...
  19. ncbi request reprint Obesity, overweight and patterns of osteoarthritis: the Ulm Osteoarthritis Study
    T STURMER
    Department of Epidemiology, University of Ulm, Helmholtzstrasse 22, D 89081, Ulm, Germany
    J Clin Epidemiol 53:307-13. 2000
    ..7; 95% CI: 0.3-1.7) nor generalized OA (OR = 1.1; 95% CI: 0.6-2.1) was observed. Obesity seems to be a mechanical rather than a systemic risk factor for OA with the knee joint being especially susceptible...
  20. ncbi request reprint Reduction of clinically manifest colorectal cancer by endoscopic screening: empirical evaluation and comparison of screening at various ages
    H Brenner
    Department of Epidemiology, German Centre for Research on Ageing, Bergheimer Str 20, D 69115 Heidelberg, Germany
    Eur J Cancer Prev 14:231-7. 2005
    ..Repeated offers of screening examinations could provide substantial additional benefit with the levels of compliance to be expected in practice, but they would have to be weighed against the increased risks and costs...
  21. ncbi request reprint Determinants of impaired renal function with use of nonsteroidal anti-inflammatory drugs: the importance of half-life and other medications
    T STURMER
    Department of Epidemiology, German Centre for Research on Ageing, Heidelberg, Germany
    Am J Med 111:521-7. 2001
    ..Nonsteroidal anti-inflammatory drugs (NSAIDs) may interfere with renal function, but little is known about the effects of the half-life of these agents, or the use of other medications, on renal function...
  22. ncbi request reprint Degree of matching and gain in power and efficiency in case-control studies
    T STURMER
    Department of Epidemiology, University of Ulm, Heidelberg, Germany
    Epidemiology 12:101-8. 2001
    ..It might be worthwhile to evaluate the optimum degree of matching for specific settings in the design of case-control studies...
  23. ncbi request reprint Prevalence of antibiotic resistance in Escherichia coli: overview of geographical, temporal, and methodological variations
    A Erb
    Department of Epidemiology, German Centre for Research on Aging, Bergheimer Strasse 20, 69115, Heidelberg, Germany
    Eur J Clin Microbiol Infect Dis 26:83-90. 2007
    ..Such monitoring would help identify relevant factors that contribute to the spread of resistant pathogens and would support the prudent use of antibiotics...
  24. pmc Does a negative screening colonoscopy ever need to be repeated?
    H Brenner
    Division of Clinical Epidemiology and Aging Research, German Cancer Research Centre, Heidelberg, Germany
    Gut 55:1145-50. 2006
    ..The aim of this study was to assess the long term risk of clinically manifest colorectal cancer among subjects with negative findings at colonoscopy...
  25. doi request reprint The psychiatric vulnerability gene CACNA1C and its sex-specific relationship with personality traits, resilience factors and depressive symptoms in the general population
    J Strohmaier
    Division of Genetic Epidemiology in Psychiatry, Central Institute of Mental Health, Medical Faculty Mannheim, University of Heidelberg, Heidelberg, Germany
    Mol Psychiatry 18:607-13. 2013
    ....
  26. ncbi request reprint Non-insulin dependent diabetes mellitus (NIDDM) and patterns of osteoarthritis. The Ulm osteoarthritis study
    T STURMER
    Department of Epidemiology, University of Ulm, Germany
    Scand J Rheumatol 30:169-71. 2001
    ..Despite recent advances regarding the role of diabetes with respect to cartilage metabolism, epidemiologic data to quantify the role of diabetes in the development of osteoarthritis (OA) are sparse...
  27. ncbi request reprint Analytic strategies for recurrent events in epidemiologic studies: background and application to hospitalization risk in the elderly
    T STURMER
    Department of Epidemiology, University of Ulm, Germany
    J Clin Epidemiol 53:57-64. 2000
    ..In our setting, Poisson regression was the most convenient approach...
  28. ncbi request reprint Age-specific detriments to quality of life among breast cancer patients one year after diagnosis
    V Arndt
    University of Ulm, Department of Epidemiology, D 89081 Ulm, Germany
    Eur J Cancer 40:673-80. 2004
    ..However, some differences exist that seem to predominantly affect younger women who show a poorer QOL in certain domains...
  29. pmc The need for expanding and re-focusing of statistical approaches in diagnostic research
    H Brenner
    Department of Epidemiology, German Centre for Research on Ageing, Heidelberg, Germany
    J Epidemiol Community Health 56:338-9. 2002
  30. ncbi request reprint Differences in the views of orthopaedic surgeons and referring practitioners on the determinants of outcome after total hip replacement
    T STURMER
    Division of Pharmacoepidemiology and Pharmacoeconomics, Brigham and Women s Hospital, Harvard Medical School, Boston, Massachusetts 02120, USA
    J Bone Joint Surg Br 87:1416-9. 2005
    ..These are likely to affect access to and the provision of total hip replacement...
  31. ncbi request reprint Alcohol intake and high density lipoprotein-cholesterol: comparison of food frequency questionnaire and diet record in a general population sample
    E Muller
    Department of Epidemiology, University of Ulm, Germany
    J Epidemiol Biostat 6:297-303. 2001
    ..Accurate measurement of alcohol intake in epidemiological studies is crucial for valid estimation of alcohol-related effects...
  32. pmc Interaction between alcohol dehydrogenase II gene, alcohol consumption, and risk for breast cancer
    T STURMER
    Department of Epidemiology, German Centre for Research on Ageing, Bergheimer Str 20, 69115 Heidelberg, Germany
    Br J Cancer 87:519-23. 2002
    ..Breast cancer risk associated with alcohol consumption may vary according to the alcohol dehydrogenase II polymorphism, probably due to differences in alcohol metabolism...
  33. ncbi request reprint Potential gain in efficiency and power to detect gene-environment interactions by matching in case-control studies
    T STURMER
    Department of Epidemiology, University of Ulm, Germany
    Genet Epidemiol 18:63-80. 2000
    ..The aim of this paper is to quantify the effect of matching on the efficiency of estimation and power to detect gene-environment interactions in case-control studies...
  34. ncbi request reprint Analgesic use and risk of subsequent hypertension in apparently healthy men
    Tobias Kurth
    Division of Aging, Department of Medicine, Brigham and Women s Hospital, Harvard Medical School, Boston, MA 02215, USA
    Arch Intern Med 165:1903-9. 2005
    ..We tested whether apparently healthy male physicians who reported analgesic use had an increased risk of subsequent hypertension...
  35. pmc Variable selection for propensity score models
    M Alan Brookhart
    Division of Pharmacoepidemiology and Pharmacoeconomics, Department of Medicine, Brigham and Women s Hospital, Harvard Medical School, Boston, MA 02120, USA
    Am J Epidemiol 163:1149-56. 2006
    ..These simulation studies and other analytical results suggest that standard model-building tools designed to create good predictive models of the exposure will not always lead to optimal PS models, particularly in small studies...
  36. pmc Increasing levels of restriction in pharmacoepidemiologic database studies of elderly and comparison with randomized trial results
    Sebastian Schneeweiss
    Division of Pharmacoepidemiology and Pharmacoeconomics, Department of Medicine, Brigham and Women s Hospital, Harvard Medical School, Boston, Massachusetts, USA
    Med Care 45:S131-42. 2007
    ..The goal of restricting study populations is to make patients more homogeneous regarding potential confounding factors and treatment effects and thereby achieve less biased effect estimates...
  37. ncbi request reprint Serum cholesterol and osteoarthritis. The baseline examination of the Ulm Osteoarthritis Study
    T STURMER
    Department of Epidemiology, University of Ulm, Germany
    J Rheumatol 25:1827-32. 1998
    ..To assess the association between serum cholesterol and osteoarthritis (OA)...
  38. pmc Relative effectiveness of osteoporosis drugs for preventing nonvertebral fracture
    Suzanne M Cadarette
    Division of Pharmacoepidemiology and Pharmacoeconomics, Brigham and Women s Hospital, Harvard Medical School, and Boston University, Boston, Massachusetts 02120, USA
    Ann Intern Med 148:637-46. 2008
    ..Little information is available on the comparative effectiveness of osteoporosis pharmacotherapies...
  39. pmc Indications for propensity scores and review of their use in pharmacoepidemiology
    Robert J Glynn
    Division of Pharmacoepidemiology and Pharmacoeconomics, Brigham and Women s Hospital, Harvard Medical School, Boston, MA, USA
    Basic Clin Pharmacol Toxicol 98:253-9. 2006
    ..Use of propensity scores will not correct biases from unmeasured confounders, but can aid in understanding determinants of drug use and lead to improved estimates of drug effects in some settings...
  40. pmc Confounder summary scores when comparing the effects of multiple drug exposures
    Suzanne M Cadarette
    Division of Pharmacoepidemiology and Pharmacoeconomics, Brigham and Women s Hospital, Harvard Medical School, Boston, MA, USA
    Pharmacoepidemiol Drug Saf 19:2-9. 2010
    ..We compared three analytic strategies to control for confounding based on measured variables: conventional multivariable, exposure propensity score (EPS), and disease risk score (DRS)...
  41. pmc Subgroup analyses to determine cardiovascular risk associated with nonsteroidal antiinflammatory drugs and coxibs in specific patient groups
    Daniel H Solomon
    Brigham and Women s Hospital, 1620 Tremont Street, Boston, MA 02120, USA
    Arthritis Rheum 59:1097-104. 2008
    ..There is substantial concern regarding the potential cardiovascular adverse effects of selective coxibs and nonselective NSAIDs, but many patients with arthritis experience important clinical benefits from these agents...
  42. pmc Comparative gastrointestinal safety of weekly oral bisphosphonates
    S M Cadarette
    Division of Pharmacoepidemiology and Pharmacoeconomics, Brigham and Women s Hospital, Harvard Medical School, Boston, MA, USA
    Osteoporos Int 20:1735-47. 2009
    ..We compared the gastrointestinal safety between weekly alendronate and weekly risedronate and found no important difference between new users of these agents...
  43. ncbi request reprint Flexible matching strategies to increase power and efficiency to detect and estimate gene-environment interactions in case-control studies
    TIL STURMER
    Department of Epidemiology, German Centre for Research on Ageing, Heidelberg, Germany
    Am J Epidemiol 155:593-602. 2002
    ....
  44. doi request reprint Neuroticism, extraversion, stressful life events and asthma: a cohort study of middle-aged adults
    A Loerbroks
    Institute of Psychology, Heidelberg University, Heidelberg, Germany
    Allergy 64:1444-50. 2009
    ..We therefore aimed to investigate the association between neuroticism, extraversion, stressful life events and incident asthma...
  45. doi request reprint Confounding control in healthcare database research: challenges and potential approaches
    M Alan Brookhart
    Department of Medicine, Division of Pharmacoepidemiology and Pharmacoeconomics, Brigham and Women s Hospital and Harvard Medical School, Boston, MA, USA
    Med Care 48:S114-20. 2010
    ..Such reporting allows the reader to assess the sensitivity of the results to model assumptions that are often not supported by strong subject-matter knowledge...
  46. ncbi request reprint Cardiovascular outcomes in new users of coxibs and nonsteroidal antiinflammatory drugs: high-risk subgroups and time course of risk
    Daniel H Solomon
    Division of Pharmacoepidemiology, Brigham and Women s Hospital, Boston, Massachusetts 02120, USA
    Arthritis Rheum 54:1378-89. 2006
    ..This study was undertaken to examine, in a large group of new users of coxibs and NSAIDs, the rate of cardiovascular events, their time course, and whether baseline cardiovascular risk modified the rate ratios (RRs) for future events...
  47. ncbi request reprint Potential for colorectal cancer prevention of sigmoidoscopy versus colonoscopy: population-based case control study
    Hermann Brenner
    Department of Epidemiology, German Cancer Research Center, Bergheimer Strasse 20, D 69115 Heidelberg, Germany
    Cancer Epidemiol Biomarkers Prev 16:494-9. 2007
    ..Among men, this regimen may be almost as effective as colonoscopy, at least at previous performance levels of colonoscopy...
  48. ncbi request reprint Provider delay among patients with breast cancer in Germany: a population-based study
    Volker Arndt
    The German Centre for Research on Ageing DZFA, Department of Epidemiology, Bergheimer Strasse 20, D 69115 Heidelberg, Germany
    J Clin Oncol 21:1440-6. 2003
    ..We examined sources and consequences of provider delay among female breast cancer patients in a population-based study in Germany...
  49. pmc A cohort study of thiazolidinediones and fractures in older adults with diabetes
    Daniel H Solomon
    Division of Rheumatology, Brigham and Women s Hospital, 75 Francis Street, Boston, MA 02115, USA
    J Clin Endocrinol Metab 94:2792-8. 2009
    ..Recent results from several randomized controlled trials find an increased risk of fracture with TZDs compared with other oral antidiabetic agents...
  50. ncbi request reprint Prescription opioid use among older adults with arthritis or low back pain
    Daniel H Solomon
    Brigham and Women s Hospital, Harvard Medical School, 1620 Tremont Street, Ste, 3030, Boston, MA 02120, USA
    Arthritis Rheum 55:35-41. 2006
    ..To examine patterns of chronic opioid use in selected groups with arthritis and low back pain and compare them with patterns among persons with ischemic heart disease...
  51. ncbi request reprint Case-control study supports extension of surveillance interval after colonoscopic polypectomy to at least 5 yr
    Hermann Brenner
    Department of Epidemiology, German Centre for Research on Ageing, Heidelberg, Germany, and Division of Clinical Epidemiology and Aging Research, German Cancer Research Center, Heidelberg, Germany
    Am J Gastroenterol 102:1739-44. 2007
    ..Whereas previous evidence is mainly based on observations of adenoma recurrence, we aimed to assess risk of CRC occurrence according to time since polypectomy...
  52. ncbi request reprint The performance of methods for correcting measurement error in case-control studies
    TIL STURMER
    Department of Epidemiology, German Centre for Research on Ageing, Heidelberg, Germany
    Epidemiology 13:507-16. 2002
    ..One reason may be that little is known about the robustness of these methods against violations of their restrictive assumptions...
  53. ncbi request reprint Relation among alcohol dehydrogenase 2 polymorphism, alcohol consumption, and levels of gamma-glutamyltransferase
    Michael Loew
    Department of Epidemiology, The German Centre for Research on Ageing, Bergheimer Str 20, D 69115 Heidelberg, Germany
    Alcohol 29:131-5. 2003
    ..However, this hypothesis needs to be evaluated among larger population samples...

Research Grants6

  1. Propensity Scores and Preventive Drug Use in the Elderly
    TIL STURMER; Fiscal Year: 2007
    ..These recommendations will be disseminated widely among researchers and practicing physicians. ..
  2. Propensity Scores and Preventive Drug Use in the Elderly
    TIL STURMER; Fiscal Year: 2010
    ..assess the value empirical Bayes correction of the PS compared with variable selection. Dissemination of our results will increase correct application of PS methods including methods to adjust for unmeasured confounding. ..