Table 2.

Diagnostic Values for Optical Diagnosis of Colorectal Polyps with Chromoendoscopy

Study	Number of polys	Size (mm) (mean), (range)	Sensitivity (%)	Accuracy (%)
Kato et al. (2006) [31]	3,438	>5	98.0	75.0
Togashi et al. (2006) [29]	923	1–11	92.0	88.0
De Palma et al. (2006) [20]	240	3–4	94.0	95.0
Tischendorf et al. (2007) [19]	100	11 (2–50)	90.0	91.0
Chiu et al. (2007) [23]	180	5 (2–20)	74.0–90.0	91.0–92.0