Table 2.
Kaplan–Meier OS analyses
| Factors | OS, months (mean ± SD) | 5-year OS (%) | P-value |
|---|---|---|---|
|
| |||
| Age | 0.453 | ||
| ≤50 years | 61.7±3.0 | 69.0 | |
| >50 years | 59.2±2.3 | 59.7 | |
| Sex | 0.889 | ||
| Female | 60.4±3.2 | 61.6 | |
| Male | 60.0±2.3 | 64.7 | |
| Tumor size | 0.065 | ||
| ≤5 cm | 62.8±2.1 | 68.5 | |
| >5 cm | 56.3±3.3 | 57.1 | |
| Differentiation | 0.415 | ||
| Good/moderate | 61.9±2.4 | 66.3 | |
| Poor | 57.8±2.8 | 61.0 | |
| Localization | 0.088 | ||
| Upper gastric | 52.7±4.4 | 46.2 | |
| Lower gastric | 61.4±2.0 | 66.9 | |
| TNM stage | 0.001a | ||
| I/II | 66.8±2.3 | 78.3 | |
| III/IV | 54.6±2.4 | 53.6 | |
| PTPRF level | ,0.001a | ||
| Low | 52.2±2.8 | 52.1 | |
| High | 66.4±1.8 | 75.6 | |
Note:
a
P<0.05 (log-rank test).
Abbreviation: OS, overall survival.