2 papers
stat.ME2023
Principal Stratification with Continuous Post-Treatment Variables: Nonparametric Identification and Semiparametric Estimation
Sizhu Lu, Zhichao Jiang, Peng Ding
Post-treatment variables often complicate causal inference. They appear in many scientific problems, including noncompliance, truncation by death, mediation, and surrogate endpoint…
stat.ME2023
Flexible sensitivity analysis for causal inference in observational studies subject to unmeasured confounding
Sizhu Lu, Peng Ding
Causal inference with observational studies often suffers from unmeasured confounding, yielding biased estimators based on the unconfoundedness assumption. Sensitivity analysis ass…