PSM employs a predicted chance of group membership e.g., therapy vs. Command team—based upon noticed predictors, normally acquired from logistic regression to create a counterfactual group. Produces a new database which holds the aggregated information of the present databases. New name The identify of the new databases. New frequency http://zionkwhyh.qowap.com/19441881/an-unbiased-view-of-stata-project-help