Hi everyone,   I am a beginner in the use of Propensity Score (PS) and I have several question regarding analysis to perform on PS matched sample. I have performed a matching using PS and I have now my matched sample (I have checked the distribution of my covariates). My outcomes of interest are either continuous or categorical variables. I have read that a simple way of doing is to perform proc ttest (paired) for continuous variable others argue that for binary variable a conditional logistic regression is needed (using strata in proc logistic). In that case do I need to include in my model PS as a variable of adjustment or am I zm getting all wrong? I used the SAS macro %psmulti_patch Is this macro using "optimal matching" method ?   Thak you very much in advance, ... View more