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Table 2 Factors related to operation types

From: Different surgical outcome and follow-up status between dMMR and pMMR colorectal cancer patients who fulfilled with Amsterdam-II criteria

Characteristics All patients
n (%)
Operation type p value
Hemicolectomy Sub/total colectomy
HNPCC     0.004
 pMMR 55 (31.43) 47 (85.45) 8 (14.55)  
 dMMR 120 (68.57) 77 (64.17) 43 (35.83)  
Age     -
 Mean (SD) 50.41 (12.98) 51.77 (13.77) 47.10 (10.21)  
 Median (range) 49 (26 - 88) 49 (26 - 88) 48 (29 - 75)  
Sex     0.466
 F 92 (52.57) 63 (68.48) 29 (31.52)  
 M 83 (47.43) 61 (73.49) 22 (26.51)  
Tumor location     0.005
 Right colon 89 (50.86) 60 (67.42) 29 (32.58)  
 Left colon 49 (28.00) 30 (61.22) 19 (38.78)  
 Rectum 37 (21.14) 34 (91.89) 3 (8.11)  
Tumor histology     0.212
 Adenocarcinoma 146 (83.43) 107 (73.29) 39 (26.71)  
 Mucinous/signet ring 25 (14.29) 15 (60.00) 10 (40.00)  
 Unclassified 4 (2.29) 2 (50.00) 2 (50.00)  
Tumor differentiation     0.265
 Well 30 (17.14) 22 (74.31) 8 (26.67)  
 Moderate 109 (62.29) 81 (74.31) 28 (25.69)  
 Poor 33 (18.86) 19 (57.58) 14 (42.42)  
 Unclassified 3 (1.71) 2 (66.67) 1 (33.33)  
TNM_T stage     0.367
 1 13 (7.51) 9 (69.23) 4 (30.77)  
 2 14 (8.09) 9 (64.29) 5 (35.71)  
 3 85 (49.13) 65 (76.47) 20 (23.53)  
 4 61 (35.26) 39 (63.93) 22 (36.07)  
TNM_N stage     0.403
 0 112 (64.74) 75 (66.96) 37 (35.04)  
 1 37 (21.39) 27 (72.97) 10 (27.03)  
 2 20 (11.56) 17 (85.00) 3 (15.00)  
 3 4 (2.31) 3 (75.00) 1 (25.00)  
TNM_M stage     0.069
 0 161 (92.00) 111 (68.94) 50 (31.06)  
 1 14 (8.00) 13 (92.86) 1 (7.14)  
TNM staging     0.143
 I/II 111 (63.43) 75 (67.57) 36 (32.43)  
 III 50 (28.57) 36 (72.00) 14 (28.00)  
 IV 14 (8.00) 13 (92.86) 1 (7.14)