All ETDs from UAB

Advisory Committee Chair

David T Redden

Advisory Committee Members

Janice L Case

Derek Dubay

Charles R Katholi

Jeff M Szychowski

Document Type

Dissertation

Date of Award

2017

Degree Name by School

Doctor of Philosophy (PhD) School of Public Health

Abstract

The use of propensity score methods have increased tremendously in the last several years. Propensity scores are used as a tool to correct the effects of confounding that can result in biased estimates of treatment effects. However, there is more than one method that employs propensity scores, and there is no guide in choosing the optimal method, in terms of Type I error and statistical power. This research aims to assess these attributes through a complex simulation study of a five variable model. The results of the simulations indicate performance of a particular propensity score method is dependent

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