Univariate analyses for the prognoses of pT1N3 gastric cancer patients
| Variables | 5-year OS rate | P |
|---|---|---|
| Age (years) | 0.418 | |
| < 60 | 46.20% | |
| ≥ 60 | 66.70% | |
| Gender | 0.603 | |
| Male | 57.10% | |
| Female | 50.00% | |
| Tumor size (cm) | 0.514 | |
| ≤ 2 | 45.50% | |
| > 2 | 62.50% | |
| Tumor location | 0.404 | |
| Upper | 100% | |
| Middle | 37.50% | |
| Lower | 60.00% | |
| Gross type | 0.578 | |
| Ulcerated | 44.40% | |
| Non-ulcerated | 60.00% | |
| Degree of differentiation | 0.413 | |
| Differentiated | 100% | |
| Undifferentiated | 50.00% | |
| Histopathology | 0.412 | |
| Tub | 100% | |
| Por | 53.80% | |
| Sig | 40.00% | |
| Examined lymph node | 0.604 | |
| Her-2 status | 0.669 | |
| Negative | 52.90% | |
| Positive | 50.00% | |
| Depth of tumor invasion | 0.413 | |
| T1a | 100% | |
| T1b | 50.00% | |
| N stage | 0.837 | |
| N3a | 53.30% | |
| N3b | 50.00% | |
| Lymphovascular invasion | 0.287 | |
| Negative | 66.70% | |
| Positive | 40.00% | |
| Perineural invasion | 0.114 | |
| Negative | 60.00% | |
| Positive | 25.00% | |
| Treatment after surgery | 0.009* | |
| S-1 | 14.30% | |
| Xelox | 75.00% |
*P < 0.05 was considered statistically significant. Tub, tubular adenocarcinoma; Por, poorly differentiated adenocarcinoma; Sig, signet-ring cell carcinoma; T1a, mucosal invasion; T1b, submucosal invasion; OS, overall survival.