Table 1 Clinicopathological characteristic and univariate analysis of prognostic factors in the 38 study patients
No. of patients (%) | MST (months) | P-value | |
|---|---|---|---|
Age | 0.484 | ||
<49 years | 16 (42.1) | 23.7 | |
>50 years | 22 (57.9) | 27.2 | |
Menstrual status | 0.061 | ||
Pre-menopausal | 10 (26.3) | 57.4 | |
Post-menopausal | 28 (73.7) | 26.6 | |
Symptoms | 0.845 | ||
Yes | 19 (50.0) | 27.2 | |
No | 19 (50.0) | 26.2 | |
Location | 0.247 | ||
Proximal colon | 12 (31.6) | 21.1 | |
Distal colon | 19 (50.0) | 28.4 | |
Rectum | 7 (18.4) | 27.7 | |
Differentiation | 0.962 | ||
Well or moderate | 31 (81.6) | 27.2 | |
Poor or mucinous | 4 (10.5) | 18.1 | |
Depth of invasion | 0.377 | ||
T2–3 | 12 (31.6) | 47.8 | |
T4 | 24 (63.2) | 27.2 | |
Lymph node metastasis | 0.358 | ||
Positive | 29 (76.3) | 26.6 | |
Negative | 9 (23.7) | 28.9 | |
Timing of metastasis | 0.775 | ||
Synchronous | 9 (23.7) | 27.8 | |
Metachronous | 29 (76.3) | 27.2 | |
Tumor size | 0.663 | ||
<12.0 cm | 15 (39.5) | 28.9 | |
>12.1 cm | 23 (60.5) | 26.6 | |
Side of metastasis | 0.125 | ||
Unilateral | 24 (63.2) | 28.4 | |
Bilateral | 14 (36.8) | 23.7 | |
Peritoneal dissemination | 0.040 | ||
Yes | 23 (60.5) | 26.6 | |
No | 15 (39.5) | 57.4 | |
Combined metastasis | 0.0005 | ||
Ovarian metastasis only | 7 (18.4) | Not reached | |
Other metastases | 31 (81.6) | 26.2 | |
Operation time | 0.019 | ||
<169 min | 25 (65.8) | 28.9 | |
>170 min | 13 (34.2) | 16.5 | |
Complete resection | 0.0004 | ||
R0 | 8 (21.1) | Not reached | |
R1/2 | 30 (78.9) | 26.2 |