4 papers
Estimation of causal dose-response functions under data fusion
Jaewon Lim, Alex Luedtke
Estimating the causal dose-response function is challenging, particularly when data from a single source are insufficient to estimate responses precisely across all exposure levels…
Inference on Variable Importance for Treatment Effect Heterogeneity: Shapley Values and Beyond
Pawel Morzywolek, Peter B. Gilbert, Alex Luedtke
We provide an inferential framework to assess variable importance for heterogeneous treatment effects. This assessment is especially useful in high-risk domains such as medicine, w…
Comparing HIV Vaccine Immunogenicity across Trials with Different Populations and Study Designs
Yutong Jin, Alex Luedtke, Zoe Moodie +2
Safe and effective preventive vaccines have the potential to help stem the HIV epidemic. The efficacy of such vaccines is typically measured in randomized, double-blind phase IIb/I…
Estimation of subsidiary performance metrics under optimal policies
Zhaoqi Li, Houssam Nassif, Alex Luedtke
In policy learning, the goal is typically to optimize a primary performance metric, but other subsidiary metrics often also warrant attention. This paper presents two strategies fo…