Propensity Score Matching with Time‐Dependent Covariates
Propensity Score Matching with Time‐Dependent Covariates
Summary In observational studies with a time‐dependent treatment and time‐dependent covariates, it is desirable to balance the distribution of the covariates at every time point. A time‐dependent propensity score based on the Cox proportional hazards model is proposed and used in risk set matching. Matching on this propensity score is …