Table 3.
Univariate and multivariate analyses for survival
| n = 113 | 5-yr survival | Univariate |
Multivariate |
|||
| P value | HR | 95%CI | P value | |||
| Sex | ||||||
| Male | 65 | 33 | 0.17 | - | ||
| Female | 48 | 48 | ||||
| Comorbidities | ||||||
| < 2 | 93 | 35 | 0.35 | - | ||
| ≥ 2 | 20 | 63 | ||||
| Operation | ||||||
| Total | 29 | 36 | 0.13 | - | ||
| Others | 84 | 41 | ||||
| Procedure | ||||||
| Open | 101 | 37 | 0.10 | - | ||
| Laparoscopy | 12 | 62 | ||||
| Lymphadenectomy | ||||||
| Radical | 59 | 43 | 0.01 | 1.00 | 1.00-4.97 | 0.05 |
| Limited | 54 | 35 | 2.19 | |||
| Operative time (min) | ||||||
| < 240 | 76 | 32 | 0.34 | - | ||
| ≥ 240 | 33 | 58 | ||||
| Unknown | 4 | |||||
| Bleeding (g) | ||||||
| < 400 | 91 | 40 | 0.12 | - | ||
| ≥ 400 | 18 | 27 | ||||
| Unknown | 4 | |||||
| cT | ||||||
| 1-2 | 63 | 49 | < 0.01 | 1.16 | 0.41-3.23 | 0.78 |
| 3-4 | 50 | 27 | 1.00 | |||
| cN | ||||||
| Absent | 67 | 45 | 0.43 | - | ||
| Present | 46 | 35 | ||||
| cStage | ||||||
| I-II | 87 | 40 | 0.59 | - | ||
| III- IV | 26 | 37 | ||||
| pT | ||||||
| 1-2 | 62 | 58 | < 0.01 | 1.00 | 1.29-20.7 | 0.02 |
| 3-4 | 51 | 16 | 4.68 | |||
| pN | ||||||
| Absent | 58 | 56 | < 0.01 | 1.00 | 0.68-5.62 | 0.24 |
| Present | 55 | 23 | 1.84 | |||
| pStage | ||||||
| I-II | 78 | 55 | < 0.01 | - | ||
| III- IV | 35 | 9 | ||||
| Residual tumor | ||||||
| R0 | 103 | 41 | 0.06 | 1.14 | 0.39-3.87 | 0.81 |
| R1 | 10 | 31 | 1.00 | |||
| Lymphatic invasion | ||||||
| Absent | 37 | 55 | 0.09 | 1.49 | 0.43-5.10 | 0.53 |
| Present | 67 | 29 | 1.00 | |||
| Unknown | 9 | |||||
| Venous invasion | ||||||
| Absent | 53 | 58 | < 0.01 | 1.00 | 0.75-5.80 | 0.17 |
| Present | 51 | 15 | 2.00 | |||
| Unknown | 9 | |||||
| Complications | ||||||
| Absent | 81 | 34 | 0.31 | - | ||
| Present | 32 | 51 | ||||