Capsule endoscopy in patients refusing conventional endoscopy

Table 2 Results of main colon trials using PillCam Colon 1

PillCam Colon C1	Year	n	S	E	PPV	NPV
Results for polyps (any size)
Eliakim et al[35]	2006	91	69%	81%	74%	78%
Schoofs et al[36]	2006	41	76%	64%	83%	54%
Van Gossum et al[34]	2009	328	64%	84%	60%	86%
Results for significant polyps (> 6 mm or > 3 polyps > 3 mm)
Eliakim et al[35]	2006	91	63%	94%	67%	91%
Schoofs et al[36]	2006	41	60%	73%	46%	83%
Van Gossum et al[34]	2009	328	64	84

PPV: Positive predictive value; NPV: Negative predictive value.