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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