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Table 2 Factors associated with histologically complete resection

From: Clinical outcomes of endoscopic mucosal resection for rectal neuroendocrine tumor

Variables H-CR (n = 206) (n, %) H-IR (n = 71) (n, %) p value
Age, median(range), years 50.0 (26–79) 52.7 (26–73) 0.33
Gender, male 123 (59.7%) 47 (66.2%) 0.333
Endoscopic appearance    0.489
 Polyp 15 (7.3%) 7 (9.9%)  
 Submucosal tumor 191 (92.7%) 64 (90.1%)  
Distance from anal verge, median, cm 6.3 (1–16) 6.0 (1–15) 0.852
Tumor size, median, mm 4.7 (1–22) 5.7 (2–12) 0.009
En-bloc resection 205 (99.5%) 69 (97.2%) 0.162
Lymphovascular invasion    0.215
 Yes 10 (4.9%) 4 (5.6%)  
 No 180 (87.4%) 57 (80.3%)  
 Indeterminate 15 (7.7%) 10 (14.1%)  
Grade    0.668
 Gr1 185 (89.8%) 61 (85.9%)  
 Gr2 2 (1.0%) 1 (1.4%)  
 Not described 19 (9.2%) 9 (12.7%)  
Mitotic count    N/A
 <  1/10 148 (94.3%) 54 (100.0%)  
 ≥ 1/10 9 (5.7%) 0 (0.0%)  
Presence of synchronous rectal NETs 1 (0.5%) 2 (2.8%) 0.162
  1. Values are presented as median (range) or as numbers (%)
  2. Abbreviations: H-CR histologically complete resection, H-IR histologically incomplete resection, N/A not applicable, NET neuroendocrine tumor