The effect of free health care on polypharmacy: a comparison of propensity score methods and multivariable regression to account for confounding

Agreement between patient interview data on prescription medication use and pharmacy records in those aged older than 50 years varied by therapeutic group and reporting of indicated health conditions

(2013) Kathryn Richardson et al.   JOURNAL OF CLINICAL EPIDEMIOLOGY

Polypharmacy cutoff and outcomes: five or more medicines were used to identify community-dwelling older men at risk of different adverse outcomes

(2012) Danijela Gnjidic et al.   JOURNAL OF CLINICAL EPIDEMIOLOGY

Confronting “confounding by health system use” in Medicare Part D: comparative effectiveness of propensity score approaches to confounding adjustment

(2012) Jennifer M. Polinski et al.   PHARMACOEPIDEMIOLOGY AND DRUG SAFETY

Covariate Selection in High-Dimensional Propensity Score Analyses of Treatment Effects in Small Samples

(2011) Jeremy A. Rassen et al.   AMERICAN JOURNAL OF EPIDEMIOLOGY

Variation Over Time in the Association between Polypharmacy and Mortality in the Older Population

(2011) Kathryn Richardson et al.   DRUGS & AGING

The implications of propensity score variable selection strategies in pharmacoepidemiology: an empirical illustration

(2011) Amanda R. Patrick et al.   PHARMACOEPIDEMIOLOGY AND DRUG SAFETY

Treatment Effects in the Presence of Unmeasured Confounding: Dealing With Observations in the Tails of the Propensity Score Distribution--A Simulation Study

(2010) T. Sturmer et al.   AMERICAN JOURNAL OF EPIDEMIOLOGY

Potentially inappropriate prescribing and cost outcomes for older people: a national population study

(2010) Caitriona Cahir et al.   BRITISH JOURNAL OF CLINICAL PHARMACOLOGY

Trends in co-prescribing of angiotensin converting enzyme inhibitors and angiotensin receptor blockers in Ireland

(2010) Wan A. H. Wan Md Adnan et al.   BRITISH JOURNAL OF CLINICAL PHARMACOLOGY

Different Methods of Balancing Covariates Leading to Different Effect Estimates in the Presence of Effect Modification

(2009) M. Lunt et al.   AMERICAN JOURNAL OF EPIDEMIOLOGY

Constructing Inverse Probability Weights for Marginal Structural Models

(2008) S. R. Cole et al.   AMERICAN JOURNAL OF EPIDEMIOLOGY

The Effects of Polypharmacy in Older Adults

(2008) SN Hilmer et al.   CLINICAL PHARMACOLOGY & THERAPEUTICS

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

(2008) Peter C. Austin   JOURNAL OF CLINICAL EPIDEMIOLOGY

Evaluating the impact of eligibility for free care on the use of general practitioner (GP) services: A difference-in-difference matching approach

(2008) Anne Nolan   SOCIAL SCIENCE & MEDICINE

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

(2007) Peter C. Austin   STATISTICS IN MEDICINE