|  | OS, mo* | 95% CI | P |
---|---|---|---|---|
Previous gastrectomy | No | 10.9 | 8.8-13.1 | .001 |
 | Yes | 13.9 | 12.5-15.4 |  |
Gender | Male | 13.3 | 11.8-14.7 | .315 |
 | Female | 11.8 | 9.5-14.2 |  |
Age | <median | 11.8 | 10.3 - 13.4 | .279 |
 | ≥median | 13.4 | 11.3 - 15.4 |  |
Performance status | 0 or 1 | 13.3 | 11.9 - 14.6 | <.001 |
 | ≥2 | 5.9 | 1.0 - 10.8 |  |
Hemoglobin | <10 g/dL | 7.9 | 6.0 - 9.8 | <.001 |
 | ≥10 g/dL | 13.4 | 10.3 - 16.4 |  |
No. of involved site(s) | 1 | 12.8 | 11.4 - 14.3 | .048 |
 | ≥2 | 8.5 | 6.7 - 10.3 |  |
Liver metastasis | No | 12.2 | 10.4 - 14.1 | .654 |
 | Yes | 12.2 | 9.5 - 14.8 |  |
Bone metastasis | No | 12.6 | 10.7 - 14.2 | .144 |
 | Yes | 8.2 | 6.5 - 9.5 |  |
Peritoneal dissemination | No | 13.9 | 12.4 - 15.4 | .008 |
 | Yes | 10.6 | 8.4 - 12.7 |  |
Weight loss | No | 12.6 | 10.8 - 14.4 | .580 |
 | Yes | 12.0 | 9.6 - 14.3 |  |
Chemotherapy | XP | 11.2 | 6.7 - 15.7 | .673 |
 | SP | 13.3 | 11.7 - 14.8 |  |
 | DP | 12.0 | 8.6 - 15.4 |  |
 | FP | 11.3 | 7.1 - 15.5 |  |