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stat.ME2026
Joint Modeling of Longitudinal EHR Data with Shared Random Effects for Informative Visiting and Observation Processes
Cheng-Han Yang, Xu Shi, Bhramar Mukherjee
Longitudinal electronic health record (EHR) data offer opportunities to study biomarker trajectories; however, association estimates-the primary inferential target-from standard mo…
stat.ME2026
Demystify Doubly-Robust Estimation: The Role of Overlap
Chengxin Yang, Laine E. Thomas, Fan Li
The doubly-robust (DR) estimator is popular for evaluating causal effects in observational studies and is often perceived as more desirable than inverse probability weighting (IPW)…
stat.ME2026
Propensity score weighted Cox regression for survival outcomes in observational studies with multiple or factorial treatments
Zixian Zhao, Chengxin Yang, Fan Li
In observational studies with survival or time-to-event outcomes, a propensity score weighted marginal Cox proportional hazard model with the treatment variable as the only predict…