Published in Am J Epidemiol on August 17, 2010
Effect of adjuvant chemotherapy on survival of patients with stage III colon cancer diagnosed after age 75 years. J Clin Oncol (2012) 3.63
Differential risk of death in older residents in nursing homes prescribed specific antipsychotic drugs: population based cohort study. BMJ (2012) 3.44
Effect of statin treatment on short term mortality after pneumonia episode: cohort study. BMJ (2011) 2.32
Vaccination against pandemic A/H1N1 2009 influenza in pregnancy and risk of fetal death: cohort study in Denmark. BMJ (2012) 1.89
Effectiveness of adjuvanted influenza vaccination in elderly subjects in northern Italy. Am J Epidemiol (2012) 1.68
An observational study of outcomes after initial infused therapy in Medicare patients diagnosed with chronic lymphocytic leukemia. Blood (2010) 1.67
Doubly robust estimation of causal effects. Am J Epidemiol (2011) 1.66
Propensity score methods for confounding control in nonexperimental research. Circ Cardiovasc Qual Outcomes (2013) 1.62
Type of stress ulcer prophylaxis and risk of nosocomial pneumonia in cardiac surgical patients: cohort study. BMJ (2013) 1.58
Bariatric Surgery in the United Kingdom: A Cohort Study of Weight Loss and Clinical Outcomes in Routine Clinical Care. PLoS Med (2015) 1.50
Nonexperimental comparative effectiveness research using linked healthcare databases. Epidemiology (2011) 1.50
Patient Prognostic Score and Associations With Survival Improvement Offered by Radiotherapy After Breast-Conserving Surgery for Ductal Carcinoma In Situ: A Population-Based Longitudinal Cohort Study. J Clin Oncol (2016) 1.44
Role of disease risk scores in comparative effectiveness research with emerging therapies. Pharmacoepidemiol Drug Saf (2012) 1.32
Effect of statin use on acute kidney injury risk following coronary artery bypass grafting. Am J Cardiol (2012) 1.10
Statins and the risk of type 2 diabetes mellitus: cohort study using the UK clinical practice pesearch datalink. BMC Cardiovasc Disord (2014) 1.10
High-dimensional versus conventional propensity scores in a comparative effectiveness study of coxibs and reduced upper gastrointestinal complications. Eur J Clin Pharmacol (2012) 1.09
Big data for population-based cancer research: the integrated cancer information and surveillance system. N C Med J (2014) 1.07
Propensity scores for confounder adjustment when assessing the effects of medical interventions using nonexperimental study designs. J Intern Med (2014) 1.06
Calendar time-specific propensity scores and comparative effectiveness research for stage III colon cancer chemotherapy. Pharmacoepidemiol Drug Saf (2013) 1.05
Racial disparities in receipt and comparative effectiveness of oxaliplatin for stage III colon cancer in older adults. Cancer (2011) 1.04
Population-based cohort study of warfarin-treated patients with atrial fibrillation: incidence of cardiovascular and bleeding outcomes. BMJ Open (2014) 1.04
A framework for understanding cancer comparative effectiveness research data needs. J Clin Epidemiol (2012) 1.00
Red blood cell transfusion and mortality in trauma patients: risk-stratified analysis of an observational study. PLoS Med (2014) 0.99
Comparison of different approaches to confounding adjustment in a study on the association of antipsychotic medication with mortality in older nursing home patients. Am J Epidemiol (2011) 0.98
Cancer incidence among those initiating insulin therapy with glargine versus human NPH insulin. Diabetes Care (2013) 0.97
Inhibitors of mTOR and risks of allograft failure and mortality in kidney transplantation. Am J Transplant (2012) 0.93
Total joint arthroplasty and the risk of myocardial infarction: a general population, propensity score-matched cohort study. Arthritis Rheumatol (2015) 0.92
Active safety monitoring of new medical products using electronic healthcare data: selecting alerting rules. Epidemiology (2012) 0.91
Greenness and Birth Outcomes in a Range of Pennsylvania Communities. Int J Environ Res Public Health (2016) 0.89
Adjuvant vancomycin for antibiotic prophylaxis and risk of Clostridium difficile infection after coronary artery bypass graft surgery. J Thorac Cardiovasc Surg (2013) 0.87
Using claims data to predict dependency in activities of daily living as a proxy for frailty. Pharmacoepidemiol Drug Saf (2014) 0.86
Methylergonovine maleate and the risk of myocardial ischemia and infarction. Am J Obstet Gynecol (2013) 0.86
Dipeptidyl peptidase-4 inhibitors in type 2 diabetes may reduce the risk of autoimmune diseases: a population-based cohort study. Ann Rheum Dis (2014) 0.85
Application of marginal structural models in pharmacoepidemiologic studies: a systematic review. Pharmacoepidemiol Drug Saf (2014) 0.83
Outpatient calcium-channel blockers and the risk of postpartum haemorrhage: a cohort study. BJOG (2013) 0.81
Effectiveness of Initial Transarterial Chemoembolization for Hepatocellular Carcinoma Among Medicare Beneficiaries. J Natl Compr Canc Netw (2015) 0.81
The temporal trend of influenza-associated morbidity and the impact of early appearance of antigenic drifted strains in a Southeast Asian country. PLoS One (2014) 0.81
Risk of venous thromboembolism in patients with rheumatoid arthritis: initiating disease-modifying antirheumatic drugs. Am J Med (2014) 0.80
Gynecologic cancer outcomes in the elderly poor: A population-based study. Cancer (2015) 0.80
Controlling Time-Dependent Confounding by Health Status and Frailty: Restriction Versus Statistical Adjustment. Am J Epidemiol (2015) 0.80
Investigating differences in treatment effect estimates between propensity score matching and weighting: a demonstration using STAR*D trial data. Pharmacoepidemiol Drug Saf (2012) 0.80
Head to head comparison of the propensity score and the high-dimensional propensity score matching methods. BMC Med Res Methodol (2016) 0.79
The challenges of comparing results between placebo controlled randomized trials and non-experimental new user, active comparator cohort studies: the example of olmesartan. Pharmacoepidemiol Drug Saf (2014) 0.79
Instrumental variable applications using nursing home prescribing preferences in comparative effectiveness research. Pharmacoepidemiol Drug Saf (2014) 0.79
Targeted maximum likelihood estimation in safety analysis. J Clin Epidemiol (2013) 0.78
Statin use and mortality in rheumatoid arthritis: a general population-based cohort study. Ann Rheum Dis (2015) 0.78
Validation sampling can reduce bias in health care database studies: an illustration using influenza vaccination effectiveness. J Clin Epidemiol (2013) 0.78
Different analyses estimate different parameters of the effect of erythropoietin stimulating agents on survival in end stage renal disease: a comparison of payment policy analysis, instrumental variables, and multiple imputation of potential outcomes. J Clin Epidemiol (2013) 0.77
Comparative outcomes of oncologic therapy in gastric extranodal marginal zone (MALT) lymphoma: analysis of the SEER-Medicare database. Ann Oncol (2013) 0.77
Disease-modifying antirheumatic drug use and the risk of incident hyperlipidemia in patients with early rheumatoid arthritis: a retrospective cohort study. Arthritis Care Res (Hoboken) (2015) 0.76
Performance of the high-dimensional propensity score in adjusting for unmeasured confounders. Eur J Clin Pharmacol (2016) 0.75
Evaluation of the risk of cardiovascular events with clarithromycin using both propensity score and self-controlled study designs. Br J Clin Pharmacol (2016) 0.75
Control of confounding in the analysis phase - an overview for clinicians. Clin Epidemiol (2017) 0.75
The ACCE method: an approach for obtaining quantitative or qualitative estimates of residual confounding. F1000Res (2014) 0.75
Matching Weights to Simultaneously Compare Three Treatment Groups: Comparison to Three-way Matching. Epidemiology (2017) 0.75
Front-line intraperitoneal versus intravenous chemotherapy in stage III-IV epithelial ovarian, tubal, and peritoneal cancer with minimal residual disease: a competing risk analysis. BMC Cancer (2016) 0.75
More realistic power estimation for new user, active comparator studies: an empirical example. Pharmacoepidemiol Drug Saf (2015) 0.75
Effect of glucagon-like peptide-1 receptor agonists and dipeptidyl peptidase-4 inhibitors on colorectal cancer incidence and its precursors. Eur J Clin Pharmacol (2016) 0.75
Does knee replacement surgery for osteoarthritis improve survival? The jury is still out. Ann Rheum Dis (2016) 0.75
Prenatal Tdap immunization and risk of maternal and newborn adverse events. Vaccine (2017) 0.75
Marginal structural models to estimate the causal effect of zidovudine on the survival of HIV-positive men. Epidemiology (2000) 15.40
Constructing inverse probability weights for marginal structural models. Am J Epidemiol (2008) 12.39
The treatment of unrelated disorders in patients with chronic medical diseases. N Engl J Med (1998) 9.19
Dose-response and trend analysis in epidemiology: alternatives to categorical analysis. Epidemiology (1995) 8.36
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. J Clin Epidemiol (2005) 7.31
Results of multivariable logistic regression, propensity matching, propensity adjustment, and propensity-based weighting under conditions of nonuniform effect. Am J Epidemiol (2005) 6.20
Estimating causal effects from epidemiological data. J Epidemiol Community Health (2006) 5.61
The effectiveness of adjustment by subclassification in removing bias in observational studies. Biometrics (1968) 5.54
Indications for propensity scores and review of their use in pharmacoepidemiology. Basic Clin Pharmacol Toxicol (2006) 4.70
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Evaluating short-term drug effects using a physician-specific prescribing preference as an instrumental variable. Epidemiology (2006) 3.54
Analytic strategies to adjust confounding using exposure propensity scores and disease risk scores: nonsteroidal antiinflammatory drugs and short-term mortality in the elderly. Am J Epidemiol (2005) 3.33
Estimating treatment benefits for the elderly: the effect of competing risks. Ann Intern Med (1996) 2.90
Performance of propensity score calibration--a simulation study. Am J Epidemiol (2007) 2.56
Adjusting effect estimates for unmeasured confounding with validation data using propensity score calibration. Am J Epidemiol (2005) 2.55
Paradoxical relations of drug treatment with mortality in older persons. Epidemiology (2001) 2.52
Adjusting for unmeasured confounders in pharmacoepidemiologic claims data using external information: the example of COX2 inhibitors and myocardial infarction. Epidemiology (2005) 2.38
Insights into different results from different causal contrasts in the presence of effect-measure modification. Pharmacoepidemiol Drug Saf (2006) 1.99
Coronary heart disease outcomes in patients receiving antidiabetic agents in the PharMetrics database 2000-2007. Pharmacoepidemiol Drug Saf (2008) 1.76
Different methods of balancing covariates leading to different effect estimates in the presence of effect modification. Am J Epidemiol (2009) 1.60
Rosuvastatin to prevent vascular events in men and women with elevated C-reactive protein. N Engl J Med (2008) 43.36
Variable selection for propensity score models. Am J Epidemiol (2006) 10.68
Reduction in C-reactive protein and LDL cholesterol and cardiovascular event rates after initiation of rosuvastatin: a prospective study of the JUPITER trial. Lancet (2009) 10.52
A review of uses of health care utilization databases for epidemiologic research on therapeutics. J Clin Epidemiol (2005) 8.77
Long-term, low-intensity warfarin therapy for the prevention of recurrent venous thromboembolism. N Engl J Med (2003) 8.65
Risk of death in elderly users of conventional vs. atypical antipsychotic medications. N Engl J Med (2005) 8.44
Vitamins E and C in the prevention of cardiovascular disease in men: the Physicians' Health Study II randomized controlled trial. JAMA (2008) 8.32
High-dimensional propensity score adjustment in studies of treatment effects using health care claims data. Epidemiology (2009) 7.40
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. J Clin Epidemiol (2005) 7.31
Long-term persistence in use of statin therapy in elderly patients. JAMA (2002) 7.19
Accuracy of Medicare claims-based diagnosis of acute myocardial infarction: estimating positive predictive value on the basis of review of hospital records. Am Heart J (2004) 6.57
Results of multivariable logistic regression, propensity matching, propensity adjustment, and propensity-based weighting under conditions of nonuniform effect. Am J Epidemiol (2005) 6.20
A randomized study of how physicians interpret research funding disclosures. N Engl J Med (2012) 5.47
Multivitamins in the prevention of cancer in men: the Physicians' Health Study II randomized controlled trial. JAMA (2012) 5.25
Vitamins E and C in the prevention of prostate and total cancer in men: the Physicians' Health Study II randomized controlled trial. JAMA (2008) 5.13
Antidepressant use in pregnancy and the risk of cardiac defects. N Engl J Med (2014) 4.99
Nonadherence to adjuvant tamoxifen therapy in women with primary breast cancer. J Clin Oncol (2003) 4.95
Risk of death and cardiovascular events in initially healthy women with new-onset atrial fibrillation. JAMA (2011) 4.73
Self-management education programs in chronic disease: a systematic review and methodological critique of the literature. Arch Intern Med (2004) 4.68
The rise and fall of epidemiology, 1950-2000 A.D. 1981. Int J Epidemiol (2007) 4.56
Full coverage for preventive medications after myocardial infarction. N Engl J Med (2011) 4.51
The comparative safety of analgesics in older adults with arthritis. Arch Intern Med (2010) 4.47
Cardiovascular benefits and diabetes risks of statin therapy in primary prevention: an analysis from the JUPITER trial. Lancet (2012) 4.46
Multivitamins in the prevention of cardiovascular disease in men: the Physicians' Health Study II randomized controlled trial. JAMA (2012) 4.40
New FDA breakthrough-drug category--implications for patients. N Engl J Med (2014) 4.30
Adherence to therapy with oral antineoplastic agents. J Natl Cancer Inst (2002) 4.16
HDL cholesterol and residual risk of first cardiovascular events after treatment with potent statin therapy: an analysis from the JUPITER trial. Lancet (2010) 4.07
Outcomes of reference pricing for angiotensin-converting-enzyme inhibitors. N Engl J Med (2002) 4.07
Depression and risk of sudden cardiac death and coronary heart disease in women: results from the Nurses' Health Study. J Am Coll Cardiol (2009) 3.99
A combined comorbidity score predicted mortality in elderly patients better than existing scores. J Clin Epidemiol (2011) 3.98
Anticonvulsant medications and the risk of suicide, attempted suicide, or violent death. JAMA (2010) 3.85
Adherence to lipid-lowering therapy and the use of preventive health services: an investigation of the healthy user effect. Am J Epidemiol (2007) 3.82
The epidemiology of prescriptions abandoned at the pharmacy. Ann Intern Med (2010) 3.78
The implications of choice: prescribing generic or preferred pharmaceuticals improves medication adherence for chronic conditions. Arch Intern Med (2006) 3.64
Burden of changes in pill appearance for patients receiving generic cardiovascular medications after myocardial infarction: cohort and nested case-control studies. Ann Intern Med (2014) 3.62
Effect of smoking on comparative efficacy of antiplatelet agents: systematic review, meta-analysis, and indirect comparison. BMJ (2013) 3.43
The quality of pharmacologic care for vulnerable older patients. Ann Intern Med (2004) 3.34
Analytic strategies to adjust confounding using exposure propensity scores and disease risk scores: nonsteroidal antiinflammatory drugs and short-term mortality in the elderly. Am J Epidemiol (2005) 3.33
The implications of therapeutic complexity on adherence to cardiovascular medications. Arch Intern Med (2011) 3.27
Rethinking the use of physicians as hired expert lecturers. Ann Intern Med (2014) 3.22
Blood pressure and risk of developing type 2 diabetes mellitus: the Women's Health Study. Eur Heart J (2007) 3.21
Drug-review deadlines and safety problems. N Engl J Med (2008) 3.16
Variations in pill appearance of antiepileptic drugs and the risk of nonadherence. JAMA Intern Med (2013) 3.13
Cardiovascular outcomes and mortality in patients using clopidogrel with proton pump inhibitors after percutaneous coronary intervention or acute coronary syndrome. Circulation (2009) 3.09
Balancing innovation, access, and profits--market exclusivity for biologics. N Engl J Med (2009) 3.08
Tumor necrosis factor alpha antagonist use and cancer in patients with rheumatoid arthritis. Arthritis Rheum (2006) 3.04
High-density lipoprotein cholesterol, size, particle number, and residual vascular risk after potent statin therapy. Circulation (2013) 3.03
Confounding control in healthcare database research: challenges and potential approaches. Med Care (2010) 3.01
Relationship between selective cyclooxygenase-2 inhibitors and acute myocardial infarction in older adults. Circulation (2004) 2.98
University-based science and biotechnology products: defining the boundaries of intellectual property. JAMA (2005) 2.95
Compliance with osteoporosis medications. Arch Intern Med (2005) 2.91
Noncompliance with antihypertensive medications: the impact of depressive symptoms and psychosocial factors. J Gen Intern Med (2002) 2.85
Nonsteroidal anti-inflammatory drug use and acute myocardial infarction. Arch Intern Med (2002) 2.82
Selective prescribing led to overestimation of the benefits of lipid-lowering drugs. J Clin Epidemiol (2006) 2.81
Internet marketing of herbal products. JAMA (2003) 2.77
Economic implications of evidence-based prescribing for hypertension: can better care cost less? JAMA (2004) 2.77
Inhibition of clinical benefits of aspirin on first myocardial infarction by nonsteroidal antiinflammatory drugs. Circulation (2003) 2.73
The comparative safety of opioids for nonmalignant pain in older adults. Arch Intern Med (2010) 2.71
Comparative mortality risk of anemia management practices in incident hemodialysis patients. JAMA (2010) 2.71
Sending pharma better signals. Science (2005) 2.69
Identification of individuals with CKD from Medicare claims data: a validation study. Am J Kidney Dis (2005) 2.65
Improved comorbidity adjustment for predicting mortality in Medicare populations. Health Serv Res (2003) 2.65
Characteristics of clinical trials to support approval of orphan vs nonorphan drugs for cancer. JAMA (2011) 2.60
Improvements in long-term mortality after myocardial infarction and increased use of cardiovascular drugs after discharge: a 10-year trend analysis. J Am Coll Cardiol (2008) 2.58
Excess weight and the risk of incident coronary heart disease among men and women. Obesity (Silver Spring) (2009) 2.56
Performance of propensity score calibration--a simulation study. Am J Epidemiol (2007) 2.56
Adjusting effect estimates for unmeasured confounding with validation data using propensity score calibration. Am J Epidemiol (2005) 2.55
Practical, legal, and ethical issues in expanded access to investigational drugs. N Engl J Med (2015) 2.53
Medicaid prior-authorization programs and the use of cyclooxygenase-2 inhibitors. N Engl J Med (2004) 2.52
Incorporation of clustering effects for the Wilcoxon rank sum test: a large-sample approach. Biometrics (2003) 2.49
Statin adherence and risk of accidents: a cautionary tale. Circulation (2009) 2.47
Exploring relative mortality and epoetin alfa dose among hemodialysis patients. Am J Kidney Dis (2008) 2.43
Cost-effectiveness of providing full drug coverage to increase medication adherence in post-myocardial infarction Medicare beneficiaries. Circulation (2008) 2.42
Evaluating uses of data mining techniques in propensity score estimation: a simulation study. Pharmacoepidemiol Drug Saf (2008) 2.42
Long-term multivitamin supplementation and cognitive function in men: a randomized trial. Ann Intern Med (2013) 2.39
Adjusting for unmeasured confounders in pharmacoepidemiologic claims data using external information: the example of COX2 inhibitors and myocardial infarction. Epidemiology (2005) 2.38