Published in Stat Med on May 30, 2005
An Introduction to Propensity Score Methods for Reducing the Effects of Confounding in Observational Studies. Multivariate Behav Res (2011) 13.63
Type I error rates, coverage of confidence intervals, and variance estimation in propensity-score matched analyses. Int J Biostat (2009) 3.27
Evaluating uses of data mining techniques in propensity score estimation: a simulation study. Pharmacoepidemiol Drug Saf (2008) 2.42
A Tutorial and Case Study in Propensity Score Analysis: An Application to Estimating the Effect of In-Hospital Smoking Cessation Counseling on Mortality. Multivariate Behav Res (2011) 2.06
Limits of observational data in determining outcomes from cancer therapy. Cancer (2008) 1.97
Moving towards best practice when using inverse probability of treatment weighting (IPTW) using the propensity score to estimate causal treatment effects in observational studies. Stat Med (2015) 1.57
Neurologist ambulatory care, health care utilization, and costs in a large commercial dataset. Neurology (2015) 1.45
Exploratory analysis on the use of statins with or without n-3 PUFA and major events in patients discharged for acute myocardial infarction: an observational retrospective study. PLoS One (2013) 1.41
Does intraoperative neurophysiologic monitoring matter in noncomplex spine surgeries? Neurology (2015) 1.40
Continuous and routine EEG in intensive care: utilization and outcomes, United States 2005-2009. Neurology (2013) 1.01
Lithium vs. valproate vs. olanzapine vs. quetiapine as maintenance monotherapy for bipolar disorder: a population-based UK cohort study using electronic health records. World Psychiatry (2016) 0.85
Laparoscopic versus open colectomy for colon cancer in an older population: a cohort study. World J Surg Oncol (2012) 0.84
Intra-Wound Antibiotics and Infection in Spine Fusion Surgery: A Report from Washington State's SCOAP-CERTAIN Collaborative. Surg Infect (Larchmt) (2016) 0.83
Propensity scores in the presence of effect modification: A case study using the comparison of mortality on hemodialysis versus peritoneal dialysis. Emerg Themes Epidemiol (2010) 0.83
Real world costs and cost-effectiveness of Rituximab for diffuse large B-cell lymphoma patients: a population-based analysis. BMC Cancer (2014) 0.83
A comparison of confounding adjustment methods with an application to early life determinants of childhood obesity. J Dev Orig Health Dis (2014) 0.81
Making sense of the shadows: priorities for creating a learning healthcare system based on routinely collected data. BMJ Qual Saf (2015) 0.81
Outcomes after endoscopic versus surgical therapy for early esophageal cancers in an older population. Gastrointest Endosc (2016) 0.79
Implementing goals of care conversations with veterans in VA long-term care setting: a mixed methods protocol. Implement Sci (2016) 0.77
Adverse Renal, Endocrine, Hepatic, and Metabolic Events during Maintenance Mood Stabilizer Treatment for Bipolar Disorder: A Population-Based Cohort Study. PLoS Med (2016) 0.76
Selection bias and utilization of the dual eligibles in Medicare and Medicaid HMOs. Health Serv Res (2008) 0.75
Impact of Nitrate Use on Survival in Acute Heart Failure: A Propensity-Matched Analysis. J Am Heart Assoc (2016) 0.75
Covariate balance in a Bayesian propensity score analysis of beta blocker therapy in heart failure patients. Epidemiol Perspect Innov (2009) 0.75
Statistical power in parallel group point exposure studies with time-to-event outcomes: an empirical comparison of the performance of randomized controlled trials and the inverse probability of treatment weighting (IPTW) approach. BMC Med Res Methodol (2015) 0.75
Self-Administered Outpatient Antimicrobial Infusion by Uninsured Patients Discharged from a Safety-Net Hospital: A Propensity-Score-Balanced Retrospective Cohort Study. PLoS Med (2015) 0.75
Hospital volume and surgical mortality in the United States. N Engl J Med (2002) 25.79
Surgeon volume and operative mortality in the United States. N Engl J Med (2003) 16.97
Rates of hyperkalemia after publication of the Randomized Aldactone Evaluation Study. N Engl J Med (2004) 11.44
Outcome of heart failure with preserved ejection fraction in a population-based study. N Engl J Med (2006) 10.58
Prescribing of opioid analgesics and related mortality before and after the introduction of long-acting oxycodone. CMAJ (2009) 9.83
Outpatient gatifloxacin therapy and dysglycemia in older adults. N Engl J Med (2006) 7.01
Relation between age and cardiovascular disease in men and women with diabetes compared with non-diabetic people: a population-based retrospective cohort study. Lancet (2006) 6.64
A comparison of the ability of different propensity score models to balance measured variables between treated and untreated subjects: a Monte Carlo study. Stat Med (2007) 6.48
Predicting mortality among patients hospitalized for heart failure: derivation and validation of a clinical model. JAMA (2003) 6.39
Adherence with statin therapy in elderly patients with and without acute coronary syndromes. JAMA (2002) 6.30
A population-based study of the drug interaction between proton pump inhibitors and clopidogrel. CMAJ (2009) 6.21
Chronic dialysis and death among survivors of acute kidney injury requiring dialysis. JAMA (2009) 6.06
Risk of incident diabetes among patients treated with statins: population based study. BMJ (2013) 5.40
Chlorthalidone versus hydrochlorothiazide for the treatment of hypertension in older adults: a population-based cohort study. Ann Intern Med (2013) 5.34
Bisphosphonate use and the risk of subtrochanteric or femoral shaft fractures in older women. JAMA (2011) 5.33
Factors associated with incomplete colonoscopy: a population-based study. Gastroenterology (2007) 5.30
Educational epidemiology: applying population-based design and analytic approaches to study medical education. JAMA (2004) 5.15
A multicenter study of the coding accuracy of hospital discharge administrative data for patients admitted to cardiac care units in Ontario. Am Heart J (2002) 4.65
Adverse cardiovascular events during treatment with pioglitazone and rosiglitazone: population based cohort study. BMJ (2009) 4.44
Comparison of coding of heart failure and comorbidities in administrative and clinical data for use in outcomes research. Med Care (2005) 4.30
Clustering of opioid prescribing and opioid-related mortality among family physicians in Ontario. Can Fam Physician (2011) 4.13
Opioid dose and drug-related mortality in patients with nonmalignant pain. Arch Intern Med (2011) 4.11
Reader's guide to critical appraisal of cohort studies: 2. Assessing potential for confounding. BMJ (2005) 3.94
A comparison of propensity score methods: a case-study estimating the effectiveness of post-AMI statin use. Stat Med (2006) 3.87
Warfarin use and the risk for stroke and bleeding in patients with atrial fibrillation undergoing dialysis. Circulation (2014) 3.78
Bleeding and perforation after outpatient colonoscopy and their risk factors in usual clinical practice. Gastroenterology (2008) 3.71
Antipsychotic drug use and mortality in older adults with dementia. Ann Intern Med (2007) 3.71
Relation of disease pathogenesis and risk factors to heart failure with preserved or reduced ejection fraction: insights from the framingham heart study of the national heart, lung, and blood institute. Circulation (2009) 3.55
Long-term analgesic use after low-risk surgery: a retrospective cohort study. Arch Intern Med (2012) 3.52
Assessing the association of appropriateness of coronary revascularization and clinical outcomes for patients with stable coronary artery disease. J Am Coll Cardiol (2012) 3.45
Effect of socioeconomic status on treatment and mortality after stroke. Stroke (2002) 3.44
Hospital volume, length of stay, and readmission rates in high-risk surgery. Ann Surg (2003) 3.31
The risk of missed diagnosis of acute myocardial infarction associated with emergency department volume. Ann Emerg Med (2006) 3.29
Risk of Guillain-Barré syndrome after seasonal influenza vaccination and influenza health-care encounters: a self-controlled study. Lancet Infect Dis (2013) 3.27
Association between tamsulosin and serious ophthalmic adverse events in older men following cataract surgery. JAMA (2009) 3.21
Conditioning on the propensity score can result in biased estimation of common measures of treatment effect: a Monte Carlo study. Stat Med (2007) 3.20
Potentially preventable strokes in high-risk patients with atrial fibrillation who are not adequately anticoagulated. Stroke (2008) 3.14
Drug-induced lithium toxicity in the elderly: a population-based study. J Am Geriatr Soc (2004) 3.12
Prognosis and determinants of survival in patients newly hospitalized for heart failure: a population-based study. Arch Intern Med (2002) 3.09
Antipsychotic therapy and short-term serious events in older adults with dementia. Arch Intern Med (2008) 3.06
Risk-treatment mismatch in the pharmacotherapy of heart failure. JAMA (2005) 3.05
Socioeconomic status and mortality after acute myocardial infarction. Ann Intern Med (2006) 3.02
Syncope and its consequences in patients with dementia receiving cholinesterase inhibitors: a population-based cohort study. Arch Intern Med (2009) 2.96
Making sense of rising caesarean section rates. BMJ (2004) 2.96
Rhythm versus rate control therapy and subsequent stroke or transient ischemic attack in patients with atrial fibrillation. Circulation (2012) 2.96
Hospital volume and late survival after cancer surgery. Ann Surg (2007) 2.93
Absolute risk reductions, relative risks, relative risk reductions, and numbers needed to treat can be obtained from a logistic regression model. J Clin Epidemiol (2009) 2.90
Comparing hierarchical modeling with traditional logistic regression analysis among patients hospitalized with acute myocardial infarction: should we be analyzing cardiovascular outcomes data differently? Am Heart J (2003) 2.88
Deriving ethnic-specific BMI cutoff points for assessing diabetes risk. Diabetes Care (2011) 2.87
Impact of hospital nursing care on 30-day mortality for acute medical patients. J Adv Nurs (2007) 2.85
Use of fibrates in the United States and Canada. JAMA (2011) 2.82
Association between colonoscopy and colorectal cancer mortality in a US cohort according to site of cancer and colonoscopist specialty. J Clin Oncol (2012) 2.77
Prevalence, predictors, and outcomes of primary nonadherence after acute myocardial infarction. Circulation (2008) 2.76
Statins and the risk of herpes zoster: a population-based cohort study. Clin Infect Dis (2013) 2.74
The risk of suicide with selective serotonin reuptake inhibitors in the elderly. Am J Psychiatry (2006) 2.74
Primary care physician workforce and Medicare beneficiaries' health outcomes. JAMA (2011) 2.73
Impact of adverse events on prescribing warfarin in patients with atrial fibrillation: matched pair analysis. BMJ (2006) 2.71
Automated variable selection methods for logistic regression produced unstable models for predicting acute myocardial infarction mortality. J Clin Epidemiol (2004) 2.69
Association of temporal trends in risk factors and treatment uptake with coronary heart disease mortality, 1994-2005. JAMA (2010) 2.61
Care and outcomes of patients newly hospitalized for heart failure in the community treated by cardiologists compared with other specialists. Circulation (2003) 2.61
Gaps in the evaluation and monitoring of new pharmaceuticals: proposal for a different approach. CMAJ (2003) 2.59
Association between colonoscopy rates and colorectal cancer mortality. Am J Gastroenterol (2010) 2.56
Administrative Data Feedback for Effective Cardiac Treatment: AFFECT, a cluster randomized trial. JAMA (2005) 2.54
Revisiting Rose: strategies for reducing coronary heart disease. BMJ (2006) 2.53
Trends in opioid use and dosing among socio-economically disadvantaged patients. Open Med (2011) 2.51
Reader's guide to critical appraisal of cohort studies: 1. Role and design. BMJ (2005) 2.43
The burden of premature opioid-related mortality. Addiction (2014) 2.42
Human papillomavirus infection and incidence of squamous cell and basal cell carcinomas of the skin. J Natl Cancer Inst (2006) 2.40
Safety and efficacy of drug-eluting and bare metal stents: comprehensive meta-analysis of randomized trials and observational studies. Circulation (2009) 2.40
Testing multiple statistical hypotheses resulted in spurious associations: a study of astrological signs and health. J Clin Epidemiol (2006) 2.35
Proliferation of prenatal ultrasonography. CMAJ (2010) 2.33
Race and surgical mortality in the United States. Ann Surg (2006) 2.31
Effects of contemporary troponin assay sensitivity on the utility of the early markers myoglobin and CKMB isoforms in evaluating patients with possible acute myocardial infarction. Clin Chim Acta (2007) 2.31
Variation in nursing home antipsychotic prescribing rates. Arch Intern Med (2007) 2.30
Improved outcomes with early collaborative care of ambulatory heart failure patients discharged from the emergency department. Circulation (2010) 2.29
IScore: a risk score to predict death early after hospitalization for an acute ischemic stroke. Circulation (2011) 2.29
Sex differences in carotid endarterectomy outcomes: results from the Ontario Carotid Endarterectomy Registry. Stroke (2003) 2.28
Inhaled anticholinergic drug therapy and the risk of acute urinary retention in chronic obstructive pulmonary disease: a population-based study. Arch Intern Med (2011) 2.27
Comparison of provincial prescription drug plans and the impact on patients' annual drug expenditures. CMAJ (2008) 2.23
The potential economic impact of restricted access to angiotensin-receptor blockers. CMAJ (2011) 2.22
Trimethoprim-sulfamethoxazole induced hyperkalaemia in elderly patients receiving spironolactone: nested case-control study. BMJ (2011) 2.20
Effect of selective cyclooxygenase 2 inhibitors and naproxen on short-term risk of acute myocardial infarction in the elderly. Arch Intern Med (2003) 2.18
Trends in risk factors for cardiovascular disease in Canada: temporal, socio-demographic and geographic factors. CMAJ (2009) 2.16
Effect of cardiac and noncardiac conditions on survival after defibrillator implantation. J Am Coll Cardiol (2007) 2.15
Bundle branch block patterns and long-term outcomes in heart failure. Int J Cardiol (2010) 2.07
Aspirin use and outcomes in a community-based cohort of 7352 patients discharged after first hospitalization for heart failure. Circulation (2006) 2.05
Cardiovascular complications and mortality after diabetes diagnosis for South Asian and Chinese patients: a population-based cohort study. Diabetes Care (2013) 2.04
Effectiveness and efficiency of different guidelines on statin treatment for preventing deaths from coronary heart disease: modelling study. BMJ (2006) 2.03
Prevalence and extent of obstructive coronary artery disease among patients undergoing elective coronary catheterization in New York State and Ontario. JAMA (2013) 2.03
Use of niacin in the United States and Canada. JAMA Intern Med (2013) 2.02
Long-term trends in use of and expenditures for cardiovascular medications in Canada. CMAJ (2009) 2.02
Do cancer centers designated by the National Cancer Institute have better surgical outcomes? Cancer (2005) 1.99