Colon capsule endoscopy: Advantages, limitations and expectations. Which novelties?

Table 1 Results of PillCam colon trials

	n	S (%)	E (%)	PPV (%)	NPV (%)
Results for polyps (any size)
Eliakim et al[8] 2006	91	69	81	74	78
Schoofs et al[9] 2006	41	76	64	83	54
Van Gossum et al[21] 2009	320	72	78	-	-
Eliakim et al[10] 20091	98	88	-	-	-
Results for significant polyps (≥ 6 mm or > 3 polyps > 3 mm)
Eliakim et al[8] 2006	91	63	94	67	91
Schoofs et al[9] 2006	41	60	73	46	83
Van Gossum et al[21] 2009	320	64	84	-	-
Eliakim et al[10] 20091	98	89	76	-	-
Spada et al[24] 20111	109	84	64	-	-
Results for polyps ≥ 10 mm
Eliakim et al[10] 20091	98	88	89	-	-
Spada et al[24] 20111	109	88	95	-	-
Results for other lesions	-	-	-	-	-
Schoofs et al[9] 2006	41	76	63	82	52
Eliakim et al[8] 2006	91	78	76	47	93
Van Gossum et al[21] 2009	320	76	-	-	-

¹The second generation of PillCam colon capsule endoscopy. S: Sensitivity; E: Specificity; PPV: Positive predictive value; NPV: Negative predictive value.