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'''Principal stratification''' is a [[statistical]] technique used in [[causal inference]] when adjusting results for post-treatment covariates. The idea is to identify underlying strata and then compute causal effects only within strata. It is a generalization of the local average treatment effect (LATE).
'''Principal stratification''' is a [[statistical]] technique used in [[causal inference]] when adjusting results for post-treatment covariates. The idea is to identify underlying strata and then compute causal effects only within strata. It is a generalization of the local average treatment effect (LATE).