Skip to main content

Table 2 Pathological data

From: Survival analysis of local excision vs total mesorectal excision for middle and low rectal cancer in pT1/pT2 stage and intermediate pathological risk

Variable

TME (n = 134) number (%)

LE (n = 39) number (%)

P value

Maximal diameter of tumor (cm)

2.55 ± 0.75

2.75 ± 0.98

0.193

Tumor distance from anal verge (cm)

5.93 ± 1.83

4.59 ± 1.92

< 0.001

Resection margin (cm)

1.54 ± 0.98

0.14 ± 0.25

< 0.001

Lymph nodes yield*

16.5 [10.0-26.3]

-

-

Differentiation

  

0.427

 Well

31 (23.1)

13 (33.3)

 

 Moderate

98 (73.1)

25 (64.1)

 

 Poor

5 (3.7)

1 (2.6)

 

Lymphovascular invasion

11 (8.2)

7 (17.9)

0.131

Perineural invasion

4 (3.0)

0 (0)

0.576

T stage

  

< 0.001

 T1

48 (35.8)

31 (79.5)

 

 T2

86 (64.2)

8 (20.5)

 

N stage

  

-

 N0

112 (83.6)

-

 

 N1

19 (14.2)

-

 

 N2

3 (2.2)

-

 
  1. TME total mesorectal excision, LE local excision
  2. *Median [1st quartile–3rd quartile]