Table I.

Increased risk of developing colorectal neoplasia is associated with the following factors

Age	75,76
Gender	77,78
Race	79,80
BMI	81,82
Smoking habits	78,83,84,85
Inflammatory bowel disease	86,87,88
Diabetes type II	89,90,91,92,93
Familial disposition	94,95
Hereditary disposition	96,97,98