Clinical predictors of colorectal polyps and carcinoma in a low prevalence region: Results of a colonoscopy based study

Table 1 Long lasting symptoms indicating a total colonoscopy and results regarding each symptom n (%)

Indicating symptom	Polyp	Cancer
Rectal bleeding (n = 142)	20 (14.1)	4 (2.8)
Diarrhea (n = 164)	7 (4.3)	1 (0.6)
Constipation (n = 48)	3 (6.3)	2 (4.2)
Altering bowel habit (n = 27)	1 (3.7)	1 (3.7)
Abdominal pain (n = 147)	16 (10.9)	7 (4.8)
Irritable bowel disease (n = 7)	1 (14.3)	0
History of polyp (n = 4)	0	0
Unexplained anemia (n = 35)	7 (20.0)	5 (14.3)
Cancer in other organs (n = 25)	4 (16.0)	2 (8.0)
Family history of cancer (n = 10)	2 (20.0)	0
Abnormal barium enema (n = 15)	3 (20.0)	0
Others (n = 8)	1 (12.5)	1 (12.5)