How to perform prespecified subgroup analyses when using propensity score methods in the case of imbalanced subgroups

Looking for treatment-by-subset interaction on a right-censored outcome based on observational data using propensity-score (PS) modeling is of interest. However, there are still issues regarding its implementa...

Source: BMC Medical Research Methodology - October 31, 2023 Category: Research Authors: Florian Chatelet, Benjamin Verillaud and Sylvie Chevret Tags: Research Source Type: research