Some Methods of Propensity‐Score Matching had Superior Performance to Others: Results of an Empirical Investigation and Monte Carlo simulations

The central role of the propensity score in observational studies for causal effects

1983 • 26,882 citations

Constructing a Control Group Using Multivariate Matched Sampling Methods That Incorporate the Propensity Score

1985 • 4,508 citations

Reducing Bias in Observational Studies Using Subclassification on the Propensity Score

1984 • 3,149 citations

Reducing Bias in Observational Studies Using Subclassification on the Propensity Score

1984 • 2,828 citations

A critical appraisal of propensity‐score matching in the medical literature between 1996 and 2003

2007 • 1,169 citations

A comparison of the ability of different propensity score models to balance measured variables between treated and untreated subjects: a Monte Carlo study

2006 • 1,075 citations

Controlling Bias in Observational Studies: A Review

2006 • 958 citations

The performance of different propensity score methods for estimating marginal hazard ratios

2012 • 891 citations

Reducing bias in a propensity score matched-pair sample using greedy matching techniques

2001 • 729 citations

Propensity-score matching in the cardiovascular surgery literature from 2004 to 2006: A systematic review and suggestions for improvement

2007 • 560 citations

A comparison of propensity score methods: a case‐study estimating the effectiveness of post‐AMI statin use

2005 • 539 citations

Automated variable selection methods for logistic regression produced unstable models for predicting acute myocardial infarction mortality

2004 • 325 citations

Observational Studies

1995 • 325 citations

Impact of Valve Surgery on 6-Month Mortality in Adults With Complicated, Left-Sided Native Valve Endocarditis

2003 • 324 citations

The health impact of health care on families: a matched cohort study of hospice use by decedents and mortality outcomes in surviving, widowed spouses

2003 • 314 citations

Standard Distance in Univariate and Multivariate Analysis

1986 • 254 citations

Does off-pump coronary surgery reduce morbidity and mortality?

2002 • 236 citations

The performance of different propensity score methods for estimating marginal odds ratios

2006 • 225 citations

The use of the propensity score for estimating treatment effects: administrative versus clinical data

2005 • 221 citations

Conditioning on the propensity score can result in biased estimation of common measures of treatment effect: a Monte Carlo study

2006 • 219 citations

Specialty of Ambulatory Care Physicians and Mortality among Elderly Patients after Myocardial Infarction

2002 • 204 citations

The performance of different propensity-score methods for estimating relative risks

2008 • 198 citations

Effectiveness of Adjuvant Fluorouracil in Clinical Practice: A Population-Based Cohort Study of Elderly Patients With Stage III Colon Cancer

2002 • 157 citations

A comparison of regression trees, logistic regression, generalized additive models, and multivariate adaptive regression splines for predicting AMI mortality

2006 • 146 citations

Outcome of Mitral Valve Repair or Replacement: A Comparison by Propensity Score Analysis

2003 • 110 citations

Patient Selection and Current Practice Strategy for Off-pump Coronary Artery Bypass Surgery

2003 • 101 citations

Relationship of pulmonary artery catheter use to mortality and resource utilization in patients with severe sepsis*

2003 • 95 citations

Effects and non‐effects of paired identical observations in comparing proportions with binary matched‐pairs data

2003 • 84 citations

In-Hospital Initiation of Lipid-Lowering Therapy After Coronary Intervention as a Predictor of Long-term Utilization

2003 • 83 citations

Standard Distance in Univariate and Multivariate Analysis

1986 • 77 citations

A propensity score-matched cohort study of the effect of statins, mainly fluvastatin, on the occurrence of acute myocardial infarction

2003 • 70 citations

Effectiveness and cost-effectiveness of implantable cardioverter defibrillators in the treatment of ventricular arrhythmias among medicare beneficiaries

2002 • 60 citations

Internal thoracic artery grafting in the elderly patient undergoing coronary artery bypass grafting: Room for process improvement?

2002 • 55 citations

Effect of preoperative aspirin use in off-pump coronary artery bypass operations

2003 • 53 citations

Outcomes of rehabilitation services for nursing home residents 121No commercial party having a direct financial interest in the results of the research supporting this article has or will confer a benefit on the authors or any organization with which the authors are associated.2Reprints are not available.

2003 • 49 citations

Missed opportunities in the secondary prevention of myocardial infarction: An assessment of the effects of statin underprescribing on mortality

2006 • 47 citations

Comparing Clinical Data with Administrative Data for Producing Acute Myocardial Infarction Report Cards

2005 • 29 citations

Primary angioplasty and selection bias inpatients presenting late (>12 h) after onset of chest pain and ST elevation myocardial infarction

2002 • 28 citations

The effect of zanamivir treatment on influenza complications: A retrospective cohort study

2002 • 24 citations

Cost and Utilization Comparisons Among Propensity Score-Matched Insulin Lispro and Regular Insulin Users

2003 • 19 citations

A comparison of classification and regression trees, logistic regression, generalized additive models, and multivariate adaptive regression splines for predicting AMI mortality

2007 • 14 citations

Comparing Clinical Data with Administrative Data for Producing AMI Report Cards

2006 • 8 citations