Table 2: abnormalities diagnosed during colonoscopy exams
Finding	N (%)
Hemorrhoid	83 (21.8)
Cancer	22 (5.8)
Colitis	64 (16.8)
Diverticulum	21 (5.5)
Benign polyp	26 (6.8)
Others	14 (3.7)
Total positive	230 (60.5)
Normal	150 (39.5)
Total  colonoscopy	380 (100)