Number needed to be exposed to DM for one additional person to develop colon cancer.

aTime 0 represents the date of DM onset/reference date. bHazard ratio of colon cancer in diabetic compared to non-diabetic subjects. cThe probability of a non-diabetic subject being alive and cancer-free at specified time. dNNEH, number need to be exposed to DM for one additional person to be harmed (i.e. develop colon cancer).