Skip to main content
. 2020 Oct 1;83(10):911–917. doi: 10.1097/JCMA.0000000000000398

Table 3.

Univariate analysis of prognostic factors for disease-free survival

No. of patients 3-y DFS rate p
Sex
 Male 219 77.0% 0.136
 Female 188 84.5%
Age, y
 <75 279 83.4% <0.001
 ≥75 128 75.1%
Preoperative CEA
 <5 240 88.4% <0.001
 ≥5 167 70.0%
Postoperative CEA
 <5 341 83.8% <0.001
 ≥5 66 63.6%
Tumor location
 Right 129 76.9% 0.207
 Left 157 80.7%
 Rectum 121 85.1%
Differentiation
 Well 26 86.8% 0.627
 Moderately 372 80.5%
 Poorly 9 76.2%
LVI
 Yes 208 73.0% <0.001
 No 199 88.4%
PNI
 Yes 41 60.6% <0.001
 No 366 83.0%
TNM stage
 I 125 94.6% <0.001
 II 146 84.3%
 III 136 63.4%
Smoking
 Yes 92 80.5% 0.471
 No 315 80.9%
Diabetes
 Yes 112 81.0% 0.720
 No 295 81.1%

CEA = carcinoembryonic antigen; DFS = disease-free survival; LVI = lymphovascular invasion; PNI = perineural invasion; TNM = tumor-node-metastasis.