2 papers
stat.ME2026
On the Conservativeness of Robust Variance Estimators in Propensity Score Weighted Cox Models
Hiroya Morita, Shunichiro Orihara, Fumitaka Shimizu +1
In propensity score weighted analysis, robust variance that does not account for weight estimation is commonly used. In propensity score weighted Cox models (CoxPSW), the robust va…
stat.ME2024
Robust Estimation and Model Selection for the Controlled Directed Effect with Unmeasured Mediator-Outcome Confounders
Shunichiro Orihara, Shinpei Imori, Kosuke Morikawa +2
Controlled Direct Effect (CDE) is one of the causal estimands used to evaluate both exposure and mediation effects on an outcome. When there are unmeasured confounders existing bet…