4 papers · 1 filter
Causal Effects of Modified Treatment Policies under Positivity Violations: A Partial Identification Approach
Taehyeon Koo, Elizabeth A. Stuart, Kara E. Rudolph +1
Modified treatment policies (MTPs) are interventions based on each individual's natural treatment value. We study mean outcomes under MTPs for continuous treatments, including expo…
Transporting results from a trial to an external target population when trial participation impacts adherence
Rachael K. Ross, Ivan Diaz, Amy J. Pitts +2
Randomized clinical trials are considered the gold standard for informing treatment guidelines, but results may not generalize to real-world populations. Generalizability is hinder…
A Cautionary Tale on Integrating Studies with Disparate Outcome Measures for Causal Inference
Harsh Parikh, Trang Quynh Nguyen, Elizabeth A. Stuart +2
Data integration approaches are increasingly used to enhance the efficiency and generalizability of studies. However, a key limitation of these methods is the assumption that outco…
Who Are We Missing? A Principled Approach to Characterizing the Underrepresented Population
Harsh Parikh, Rachael Ross, Elizabeth Stuart +1
Randomized controlled trials (RCTs) serve as the cornerstone for understanding causal effects, yet extending inferences to target populations presents challenges due to effect hete…