Immunochemical Fecal Occult Blood Test for Detection of Advanced Colonic Adenomas and Colorectal Cancer: Comparison with Colonoscopy Results

Table 2

Main indications for colonoscopy in the study population.

Indications	𝑁 (%)
Symptoms	126 (42)
(i) Altered bowel habits	49 (38.8)
Diarrhea	27 (21.4)
Constipation	19 (15)
Alternating bowel habit	3 (2.4)
(ii) Abdominal pain	28 (22.2)
(iii) Anemia	16 (12.7)
(iv) Weight loss	9 (7.2)
(v) More than one of the symptoms above	16 (12.7)
(vi) Other symptoms	12 (6.4)
Screening (high risk patients)	47 (15.5)
(i) Inflammatory bowel disease	19 (40.4)
(ii) Family history of CRC	14 (29.8)
(iii) Previous G-FOBT +	6 (12.8)
(iv) Others	8 (17)
Surveillance	115 (38)
(i) Personal history of CRC	80 (69.6)
(ii) Polyps	35 (30.4)
Others	14 (4.5)
Total	302 (100)