Table 2.

Endoscopic findings and procedural characteristics of the 36 endoscopic submucosal dissections (ESDs) for Barrett’s early neoplasia

Procedure duration (mean ± SD), mn	191 ± 79
Size of the endoscopic resection (mean ± SD), mm	50.6 ± 22
Circumferential extent of the lesion (median, IQR), % of the circumference	50 (50–77.8)
Paris classification of resected lesions, n (%)	n = 22 patients
0–Is	3 (13.6)
0–IIa	8 (36.4)
0–IIb	5 (22.7)
0–IIc	3 (13.6)
0–IIb + IIc or 0–IIa + IIc	3 (13.6)
ESD knife used, n (%)	n = 33 patients
Flush knife 1.5 mm	18 (54.5)
Dual knife 1.5 mm	10 (30.3)
TT knife	3 (9.1)
Flush knife 1 mm	2 (6.1)
Success rate, n (%)	33 (91.7)
En bloc resection, n (%)	32 (88.9)

IQR: interquartile range; TT: triangle tip.