Treatment group | Control group | p-value | |
---|---|---|---|
n = 16 | n = 16 | ||
Size of carcinoma, mm mean ± SD (range) | 58 ± 16 (28–92) | 53 ± 19 (30–90) | 0.40 |
Size of resected specimen, mm mean ± SD (range) | 68 ± 14 (43–97) | 62 ± 17 (39–101) | 0.29 |
Depth of invasion, n (m1/m2/m3/sm1/sm2*) | 2/11/2/0/1 | 2/6/6/0/2 | 0.35 |
Operation time, min mean ± SD (range) | 89.6 ± 37.5 (36–176) | 88.3 ± 44.5 (44–235) | 0.93 |
Pathological margin free, n (%) | 15 (93.8) | 15 (93.8) | 0.99 |
Mucosal defect of circumference, n (<75% / ≥75%) | 11/5 | 11/5 | 0.99 |
Perforation by ESD, n (%) | 0/16 (0) | 0/16 (0) | 0.55 |