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

Table 2 General characteristics of the included studies

Ref.	Year	Country	Study design	Patients (n)	Lesions (n)	Type of endoscopy	Typeof classification	Category
Shibagaki et al[13]	2020	Japan	Retrospective	432	718	A-NBI-ME	JNET/Pit pattern	1/2A/2B/3; I, II, III/IV, VI-L, VI-H, VN
Kobayashi et al[5]	2019	Japan	Retrospective	750	1402	NBI-ME	JNET/Pit pattern	1/2A/2B/3; I, II, IIIL, IIIS, IV, IVH, VI-L, VI-H, VN
Sumimoto et al[14]	2017	Japan	Retrospective	1901	2933	NBI-ME	JNET	1/2A/2B/3
Murano et al[15]	2019	Japan	Retrospective	680	1472	NBI-ME	JNET	1/2A/2B/3
Komeda et al[16]	2017	Japan	Retrospective	199	199	NBI-ME	JNET	1/2A/2B/3
Suzuki et al[17]	2019	Japan	Retrospective	145	185	BLI-ME	JNET	1/2A/2B/3
Hirata et al[18]	2019	Japan	Retrospective	6138	6138	NBI-ME	JNET	1/2A/2B/3
Sakamoto et al[19]	2019	Japan	Retrospective	246	246	NBI-ME	JNET	1/2A/2B/3
Gonai et al[20]	2020	Japan	Retrospective	153	169	NBI-ME	JNET	2A/2B/3
Kawasaki et al[21]	2019	Japan	Retrospective	17	17	NBI-ME	JNET/Pit pattern	1/2A/2B/3; III, IV, VI-L, VI-H, VN
Nakano et al[23]	2017	Japan	Prospective	506	799	BLI-ME	Pit pattern	II, IIIL, IIIS/IV, VI-L, VI-H/VN
Miroslaw et al[24]	2015	Poland	Prospective	270	386	WL, NBI-ME	Pit pattern	I/II/IIIL/IIIS/IV/V
Su et al[25]	2004	China	Prospective	230	270	Magnifying chromoendoscopy	Pit pattern	I/II/IIIS/IIIL/IV/V
Kiesslich et al[26]	2001	Germany	Prospective	100	283	Magnifying chromoendoscopy	Pit pattern	I/II/IIIS/IIIL/IV/V
Kawaguti et al[27]	2019	Brazil	Prospective	121	123	Magnifying chromoendoscopy	Pit pattern	II/IIIS/IIIL/IV/V
East et al[28]	2008	United Kingdom	Prospective	62	116	NBI-ME	Pit pattern	I/II/IIIS/IIIL/IV/V
Liu et al[29]	2003	China	Prospective	948	954	Magnifying chromoendoscopy	Pit pattern	I/II/IIIL/IIIS/IV/V
Kato et al[30]	2006	Japan	Prospective	180	210	Magnifying chromoendoscopy	Pit pattern	Neoplastic/non-neoplastic
Van den Broek et al[31]	2011	Netherlands	Prospective	48	153	NBI	Pit pattern	Neoplastic/non-neoplastic
Togashi et al[32]	2009	Japan	Prospective	50	107	Magnifying chromoendoscopy	Pit pattern	Neoplastic/non-neoplastic
Kiesslich et al[33]	2003	Germany	Prospective	84	118	Magnifying chromoendoscopy	Pit pattern	Neoplastic/non-neoplastic
Hurlstone et al[34]	2005	United Kingdom	Prospective	350	288	Magnifying chromoendoscopy	Pit pattern	Neoplastic/non-neoplastic
Tischendorf et al[35]	2007	Germany	Prospective	52	100	NBI-ME	Pit pattern	Neoplastic/non-neoplastic
Tischendorf et al[35]	2007	Germany	Prospective	47	100	Magnifying chromoendoscopy	Pit pattern	Neoplastic/non-neoplastic
Su et al[36]	2006	China	Prospective	79	110	Chromoendoscopy	Pit pattern	Neoplastic/non-neoplastic
Dos Santos et al[37]	2012	Brazil	Prospective	69	120	Magnifying chromoendoscopy	Pit pattern	Neoplastic/non-neoplastic
Dos Santos et al[38]	2010	Brazil	Prospective	72	137	Magnifying chromoendoscopy	Pit pattern	Neoplastic/non-neoplastic
Rogart et al[39]	2008	United States	Prospective	131	265	NBI	Pit pattern	Neoplastic/non-neoplastic
Apel et al[40]	2006	Germany	Prospective	158	273	Chromoendoscopy	Pit pattern	Neoplastic/non-neoplastic
Van den Broek et al[41]	2008	Netherlands	Prospective	50	98	NBI-ME	Pit pattern	Neoplastic/non-neoplastic
Chiu et al[42]	2007	China	Prospective	133	180	Magnifying chromoendoscopy	Pit pattern	Neoplastic/non-neoplastic
Liu et al[22]	2008	China	Retrospective	223	451	Magnifying chromoendoscopy	Pit pattern	Neoplastic/non-neoplastic

JNET: Japan Narrow-band-imaging Expert Team; NBI: Narrow band imaging; NBI-ME: NBI magnifying endoscopy; WL: White light; BLI: Blue laser imaging; A-NBIME: NBIME with acetic acid enhancement.