From: A retrospective study on the use of post-operative colonoscopy following potentially curative surgery for colorectal cancer in a Canadian province
Included
Excluded
n (%)
1,924 (40%)
2,884 (60%)
Sex: males
1,066 (55.4%)
1,546 (53.6%)
Age, years (mean)
67.4
Urban residence
1,628 (84.6%)
2,431 (84.3%)
Tumor site colon
1,388 (72.1)
2,128 (73.8%)