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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

VariableTME (n = 134) number (%)LE (n = 39) number (%)P value
Maximal diameter of tumor (cm)2.55 ± 0.752.75 ± 0.980.193
Tumor distance from anal verge (cm)5.93 ± 1.834.59 ± 1.92< 0.001
Resection margin (cm)1.54 ± 0.980.14 ± 0.25< 0.001
Lymph nodes yield*16.5 [10.0-26.3]--
Differentiation  0.427
 Well31 (23.1)13 (33.3) 
 Moderate98 (73.1)25 (64.1) 
 Poor5 (3.7)1 (2.6) 
Lymphovascular invasion11 (8.2)7 (17.9)0.131
Perineural invasion4 (3.0)0 (0)0.576
T stage  < 0.001
 T148 (35.8)31 (79.5) 
 T286 (64.2)8 (20.5) 
N stage  -
 N0112 (83.6)- 
 N119 (14.2)- 
 N23 (2.2)- 
  1. TME total mesorectal excision, LE local excision
  2. *Median [1st quartile–3rd quartile]