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Table 4 Factors associated with incomplete resection before propensity score matching

From: The outcomes of modified endoscopic mucosal resection and endoscopic submucosal dissection for the treatment of rectal neuroendocrine tumors and the value of endoscopic morphology classification in endoscopic resection

 Complete resection (n = 310)incomplete resection (n = 28)P value
Patient-related variables
 Age, y (mean ± SD)49.2 ± 10.852.3 ± 10.80.158
 Sex, male/female180/12117/110.979
Lesion-related variables
 Lesion size group, n (%)  0.055
  < 10 mm256(82.6%)19 (67.9%) 
  ≥ 10 mm54(17.4%)9(32.1%) 
 Location, (U / Middle / L)18/160/1324/10/140.108
 Histopathological grade(G1/G2)267/4319/90.022*
 Invasion layer, (M/SM)72/2383/250.127
 Endoscopic morphology, n (%)  0.004*
Outcomes variables
 Procedure type, n (%)  0.832
 En bloc resection, n (%)307(99.0%)27(96.4%)0.785
  1. ESD Endoscopic submucosal dissection, m-EMR Modified endoscopic mucosal resection, SD standard deviation, U upper third of rectum, L lower third of rectum, M mucosal, SM submucosal
  2. *p < 0.05