Diagnostic efficacy of the Japan Narrow-band-imaging Expert Team and Pit pattern classifications for colorectal lesions: A meta-analysis

Table 3 Summary of the results of each category for the Japan Narrow-band-imaging Expert Team classification and the Pit pattern classification corresponding to histological diagnosis in the included studies

JNET	Sensitivity	Specificity	DOR	AUC	Pit pattern	Sensitivity	Specificity	DOR	AUC
1	0.73 [0.55, 0.85]	0.99 [0.97, 1.00]	245 [64, 936]	0.97 [0.95, 0.98]	II	0.76 [0.62, 0.86]	0.96 [0.88, 0.98]	68 [15, 309]	0.92 [0.90, 0.94]
2A	0.88 [0.78, 0.94]	0.72 [0.64, 0.79]	19 [11, 33]	0.84 [0.81, 0.87]	IIIL + IV	0.80 [0.67, 0.89]	0.80 [0.74, 0.86]	17 [8, 34]	0.87 [0.83, 0.89]
2B	0.56 [0.47, 0.64]	0.91 [0.79, 0.96]	13 [7, 24]	0.72 [0.68, 0.76]	IIIS + VI-L	0.45 [0.23, 0.69]	0.88 [0.75, 0.94]	6 [1, 26]	0.79 [0.75, 0.82]
3	0.51 [0.42, 0.61]	1.00 [1.00, 1.00]	801 [267, 2398]	0.90 [0.87, 0.93]	VN + VI-H	0.73 [0.55, 0.85]	0.99 [0.98, 1.00]	449 [93, 2182]	0.98 [0.97, 0.99]
Non-neoplastic	0.73 [0.55, 0.85]	0.99 [0.97, 1.00]	245 [64, 936]	0.97 [0.95, 0.98]	Non-neoplastic	0.86 [0.81, 0.90]	0.94 [0.90, 0.96]	88 [48, 156]	0.95 [0.93, 0.97]

JNET: Japan Narrow-band-imaging Expert Team; NBI: Narrow-band-imaging; DOR: Diagnostic odds ratio; AUC: Area under the curve.