Ultra-Processed Food Intake, Cumulative Antibiotic Exposure, and Markers of Gut Inflammation as Risk Factors for Early-Onset Colorectal Cancer:A Matched Case-Control Study in a Resource-Limited Community-Academic Health System
High UPF intake and cumulative antibiotic exposure independently and synergistically increase odds of EOCRC, with a substantial proportion mediated through systemic inflammation, identify actionable targets for dietary counselling, antibiotic stewardship, and risk-stratified screening in young South Asian adults.