TABLE 2. Univariate and multivariate analysis for overall survival.
| Overall survival | Univariate analysis | Multivariate analysis | ||||
|---|---|---|---|---|---|---|
| Variables | HR | 95% CI | p | HR | 95% CI | p |
| Male (vs. female) | 1.05 | 0.45 -2.49 | 0.906 | - | - | - |
| ASA III (vs. ASA II) | 1.44 | 0.67 - 3.11 | 0.354 | - | - | - |
| Charlson >1 (vs. Charlson 0) | 0.79 | 0.36 - 1.73 | 0.560 | - | - | - |
| Total gastrectomy (vs. subtotal) | 0.89 | 0.39 - 2.04 | 0.785 | - | - | - |
| D2 (vs. D1) | 2.25 | 1.03 - 4.91 | 0.042 | 3.53 | 1.41 - 8.83 | 0.007 |
| Large tumor (≥ 4.9 cm) (vs smaller) | 2.70 | 1.18 - 6.20 | 0.019 | 1.96 | 0.74 - 5.23 | 0.178 |
| pN+ (vs. pN0) | 1.82 | 0.81 - 4.06 | 0.144 | - | - | - |
| pT3/T4 (vs T1/T2) | 3.98 | 1.37 - 11.52 | 0.011 | 2.29 | 0.66 - 7.89 | 0.191 |
| Major POC (vs. non/minor POC) | 3.17 | 1.37 - 7.31 | 0.007 | 1.19 | 1.93 - 13.95 | 0.001 |
HR=hazard ratio; CI=confidence interval; ASA=American Society of Anesthesiologists; POC=postoperative complication; p-values in bold are statistically significant.