5 papers
Effects of Repetitive Low-Level Blast Exposure on Mental Health in Veterans
Albert Zeng, Iris Horng, David Park +3
Links between blast exposure and mild traumatic brain injury (mTBI), as well as other negative physical and mental effects are well established. However, the effects of low-level b…
Adaptive discovery of effect modification in matched observational studies
Yu Gui, Dylan S Small, Zhimei Ren
Understanding effect modification -- how treatment effects vary across subpopulations -- is practically important in observational studies, as it helps identify which subgroups are…
The Role of Measured Covariates in Assessing Sensitivity to Unmeasured Confounding
Abhinandan Dalal, Iris Horng, Yang Feng +1
Sensitivity analysis is widely used to assess the robustness of causal conclusions in observational studies, yet its interaction with the structure of measured covariates is often…
Optimal Sample Splitting for Observational Studies
Qishuo Yin, Dylan S. Small
In observational studies of treatment effects, estimates may be biased by unmeasured confounders, which can potentially affect the validity of the results. Understanding sensitivit…
Probabilistic Record Linkage of Two Gun Violence Data Sets
Iris Horng, Qishuo Yin, William Chan +2
Objective: Gun violence is a serious public health problem in the United States. The Gun Violence Archive (GVA) provides detailed geographic information, while the National Violent…