Table 4 Factors associated with incomplete resection before propensity score matching
Complete resection (n = 310) | incomplete resection (n = 28) | P value | |
|---|---|---|---|
Patient-related variables | |||
Age, y (mean ± SD) | 49.2 ± 10.8 | 52.3 ± 10.8 | 0.158 |
Sex, male/female | 180/121 | 17/11 | 0.979 |
Lesion-related variables | |||
Lesion size group, n (%) | 0.055 | ||
< 10 mm | 256(82.6%) | 19 (67.9%) | |
≥ 10 mm | 54(17.4%) | 9(32.1%) | |
Location, (U / Middle / L) | 18/160/132 | 4/10/14 | 0.108 |
Histopathological grade(G1/G2) | 267/43 | 19/9 | 0.022* |
Invasion layer, (M/SM) | 72/238 | 3/25 | 0.127 |
Endoscopic morphology, n (%) | 0.004* | ||
Ia | 37(11.9%) | 2(7.1%) | |
Ib | 217(70.0%) | 13(46.4%) | |
II | 42(13.6%) | 9(32.2%) | |
III | 14(4.5%) | 4(14.3%) | |
Outcomes variables | |||
Procedure type, n (%) | 0.832 | ||
m-EMR | 72(23.2%) | 7(25.0%) | |
ESD | 238(76.8%) | 21(75.0%) | |
En bloc resection, n (%) | 307(99.0%) | 27(96.4%) | 0.785 |