Video capsule endoscopy: Perspectives of a revolutionary technique

Table 4 Colon capsule endoscopy: Major studies

Ref.	Patients with significant findings n (%)	Sensitivity	Specificity	PPV	NPV
CCE-1
Eliakim et al[102], 2006	16 (19)	50%	82%	40%	88%
Schoofs et al[103], 2006	13 (36)	77%	70%	59%	84%
Van Gossum et al[107], 2009	87 (27)	64%	84%	60%	86%
CCE-2
Eliakim et al[104], 2009	18 (19)	89%	76%	46%	97%
Spada et al[111], 2011	45 (41)	84%	64%	62%	85%

PPV: Positive predictive value; NPV: Negative predictive value; CCE: Colon capsule endoscopy.