A Computational and Statistical Framework Leveraging AI-Derived CT Phenotypes for Causal Mediation Effects Between Genetic Variants and Disease
Karl Keat, David Y. Zhang, Lannawill Caruth, Jeffrey Duda, Cameron Beeche, Colleen Morse Kripke, Hersh Sagreiya, Walter R T Witschey, The Penn Medicine Biobank, Daniel James Rader, Shefali S. Verma, Anurag Verma
This paper uses GWAS and mediation analysis on CT-derived phenotypes to show genetic variants influence disease through intermediate imaging traits.
medRxiv · Aug 10, 2026 · PreprintGenetic & Genomic Medicine