Table 6 Factors associated with incomplete resection after propensity score matching
Complete resection (n = 142) | incomplete resection (n = 12) | P value | |
|---|---|---|---|
Patient-related variables | |||
Age, y (mean ± SD) | 50.7 ± 11.0 | 47.6 ± 8.4 | 0.257 |
Sex, male/female | 81/61 | 9/3 | 0.364 |
Lesion-related variables | |||
Lesion size, mm (mean ± SD) | 6.1 ± 2.2 | 6.5 ± 1.6 | 0.318 |
Lesion size group, n (%) | |||
< 10 mm | 124(87.3%) | 12 (100%) | 0.398 |
≥ 10 mm | 18(12.7%) | 0(0.0%) | |
Location, (U / Middle / L) | 9/79/54 | 2/6/4 | 0.410 |
Histopathological grade(G1/G2) | 128/14 | 8/4 | 0.050 |
Invasion layer, (M/SM) | 29/113 | 1/11 | 0.525 |
Endoscopic morphology, n (%) | 0.022* | ||
Ia | 10(7.1%) | 0(0.0%) | |
Ib | 104(73.2%) | 6(50.0%) | |
II | 26(18.3%) | 4(33.3%) | |
III | 2(1.4%) | 2(16.7%) | |
Outcomes variables | |||
Procedure type, n (%) | 0.548 | ||
m-EMR | 70(49.3%) | 7(58.3%) | |
ESD | 72(50.7%) | 5(41.7%) | |
En bloc resection, n (%) | 141(99.3%) | 12(100%) | 0.922 |