Fig. 3

Nonlinear Dose–response analysis on the association of CQI with the risk of both colorectal cancer incidence and mortality. Hazard ratios were adjusted for age, sex, race, education levels, family history of colorectal cancer, history of colon comorbidities, history of diverticulitis or diverticulosis, history of colorectal polyp, history of diabetes, history of aspirin use, total energy intake, body mass index at baseline, smoking status, pack-years of cigarettes, alcohol consumption, physical activity level, and LCDs