Colon capsule endoscopy is an effective filter test for colonic polyp surveillance

Table 1 Positive colon capsule endoscopy predictive factors

Variable	Positive CCE	Negative CCE	P value (χ2)	OR	95%CI	OR P value
BSG risk grouping
High/intermediate	21	2	-	-	-	-
Low	68	35	0.0156	5.4044	1.1979-24.3824	0.0282
Indication
History of polyps	72	24	-	-	-	-
Family history	17	13	0.0450	2.2941	0.9734-5.4066	0.0576
Age (year)
≤ 65	35	23	-	-	-	-
> 65	54	14	0.0159	2.5347	1.1517-5.5787	0.0208
Gender
Male	51	16	-	-	-	-
Female	38	21	0.1067	1.7615	0.8121-3.8206	0.1518

OR: Odds ratio; CI: Confidence interval; CCE: Colon capsule endoscopy; BSG: British Society of Gastroenterology.

Table 2 Significant polyp on colon capsule endoscopy predictive factors

Variable	Significant CCE	Non-significant CCE	P value (χ2)	OR	95%CI	OR P value
BSG risk grouping
High/intermediate	14	9	0.0448	2.4500	0.9701-6.1874	0.0580
Low	40	63	-	-	-	-
Indication
History of polyps	43	53	0.2831	1.4014	0.6022-3.2609	0.4335
Family history	11	19	-	-	-	-
Age (year)
≤ 65	21	37	0.1127	1.6612	0.8117-3.3999	0.1648
> 65	33	35	-	-	-	-
Gender
Male	31	36	0.2597	1.3478	0.6625-2.7420	0.4101
Female	23	36	-	-	-	-

OR: Odds ratio; CI: Confidence interval; CCE: Colon capsule endoscopy; BSG: British Society of Gastroenterology.