Tips and tricks of the propensity score methods in the thoracic surgery research.

Abstract

Without randomization, the differences in the distribution of baseline covariates can confound the evaluation of outcomes between the groups. To estimate the causal effects of treatment on the results randomized clinical trials (RCT) are routinely used. When RCT are not feasible for cost, time, and ethical issues, the effect of treatment on an inevitable… (More)
DOI: 10.21037/jtd.2017.03.60

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