Logistic regression analysis for the association between plasma 25-0HD on colorectal cancer risk.

*Adjusted for age and sex.†Adjusted for age, sex, Carstairs Deprivation Index, energy (MJoules/ day), smoking (non-smoker, former smoker and current smoker), body mass index (BMI, kg/m2, continuous), regular Non Steroidal Anti-Inflammatory Drug (NSAID) intake (yes vs. no), family history of cancer and physical activity (hours of cycling and other sports activities, 4 groups).