LN metastasis (−) (n = 88)

LN metastasis (+) (n = 14)

P-value

Age^a

68.5 (37 - 85)

69 (50 - 89)

0.74

Gender (Male/Female)

61/27

7/7

0.22

Location (Colon/Rectum)

67/21

13/1

0.52

Tumor size^a

17.5 (6 - 60)

20 (11 - 55)

0.19

Macroscopic type (Pedunculated/Nonpedunculated)

10/78

2/12

0.67

Differentiation (the presence of Poor, Muc) (−/+)

77/11

9/5

0.04

Depth of submucosal invasion (<2700 μm/≤2700 μm)

50/38

3/11

0.02

Lymphatic invasion (−/+)

34/54

/11

0.25

Venous invasion (−/+)

64/24

6/8

0.03

Endoscopic resection (−/+)

71/17

13/1

0.45