Characteristics | N | OS (%) | p value | Multiple Cox | ||||
---|---|---|---|---|---|---|---|---|
1 years | 3 years | 5 years | HR | 95% C.I. | p | |||
NHPCC | < 0.001 | |||||||
pMMR | 55 | 92.59 | 74.07 | 64.51 | 1 | |||
dMMR | 120 | 94.95 | 88.97 | 87.25 | 0.48 | (0.239~0.966) | 0.040 | |
Sex | 0.548 | |||||||
F | 92 | 94.57 | 85.78 | 81.38 | ||||
M | 83 | 93.81 | 82.55 | 78.7 | ||||
Operation type | 0.006 | |||||||
Hemicolectomy | 124 | 91.8 | 78.45 | 73.4 | 1 | |||
Sub/total colectomy | 51 | 100 | 98.04 | 96.04 | 0.57 | (0.242~1.348) | 0.201 | |
Tumor location | < 0.001 | |||||||
Right colon | 89 | 94.25 | 88.36 | 86.01 | 1 | |||
Left colon | 49 | 97.96 | 91.84 | 89.8 | 1.25 | (0.568~2.731) | 0.584 | |
Rectum | 37 | 89.19 | 64.86 | 53.51 | 1.42 | (0.629~3.217) | 0.397 | |
Tumor histology | 0.281 | |||||||
Adenocarcinoma | 146 | 95.17 | 83.98 | 79.04 | ||||
Mucinous/signet ring | 25 | 91.67 | 87.5 | 87.5 | ||||
Unclassified | 4 | 75 | 75 | 75 | ||||
Tumor differentiation | 0.276 | |||||||
Well | 30 | 100 | 100 | 92.98 | ||||
Moderate | 109 | 93.57 | 81.53 | 76.89 | ||||
Poor | 33 | 90.63 | 80.92 | 80.92 | ||||
Unclassified | 3 | 100 | 66.67 | 66.67 | ||||
TNM_T stage | 0.255 | |||||||
1 | 13 | 100 | 100 | 83.92 | ||||
2 | 14 | 92.86 | 92.86 | 92.86 | ||||
3 | 85 | 98.81 | 84.17 | 81.69 | ||||
4 | 61 | 88.52 | 80.33 | 75.41 | ||||
TNM_N stage | < 0.001 | |||||||
0 | 112 | 97.3 | 92.79 | 89.16 | 1 | |||
1 | 37 | 97.3 | 88.71 | 82.78 | 1.18 | (0.504~2.757) | 0.704 | |
2 | 20 | 85 | 50 | 45 | 4.70 | (2.063~10.713) | < 0.001 | |
3 | 4 | 50 | – | – | 7.41 | (1.563~35.110) | 0.012 | |
TNM_M stage | < 0.001 | |||||||
No | 161 | 97.5 | 88.64 | 85.44 | 1 | |||
Yes | 14 | 53.85 | 30.77 | – | 5.24 | (1.876~14.649) | 0.002 |