Table 2: Prognostic factors for DSS of all the patients.
| Univariate analysis | Multivariate Analysis | |||||
|---|---|---|---|---|---|---|
| HR | 95% CI | p | HR | 95% CI | p | |
| Age | 1.005 | 0.998 to 1.013 | 0.167 | |||
| Gender (Female / Male) | 0.879 | 0.708 to 1.091 | 0.243 | |||
| Race | 0.062 | |||||
| API/ nonAPI |
0.762 | 0.573 to 1.014 | ||||
| Location | 0.939 | |||||
| Antrum | ref | |||||
| Fundus | 0.771 | 0.220 to 2.707 | ||||
| Body | 1.255 | 0.520 to 3.029 | ||||
| Cardia | 1.336 | 0.771 to 2.315 | ||||
| Pylorus | 1.464 | 0.417 to 5.139 | ||||
| Lesser curvature | 1.462 | 0.678 to 3.155 | ||||
| Greater curvature | 1.371 | 0.488 to 3.847 | ||||
| Overlapping | 1.547 | 0.661 to 3.620 | ||||
| Grade | <0.001 | 0.010 | ||||
| Well /Moderately differentiated | 0.714 | 0.608 to 0.838 | 0.807 | 0.686 to 0.950 | ||
| Poorly differentiated/ Undifferentiated |
||||||
| Total LN | 1.002 | 0.994 to 1.010 | 0.584 | |||
| Tumor Size (n = 1027) | 1.001 | 0.999 to 1.004 | 0.414 | |||
| Depth of invasion | 0.017 | 0.638 | ||||
| Mucosa or submucosa | ref | |||||
| Proper muscle | 1.106 | 0.797 to 1.535 | ||||
| Subserosa | 1.068 | 0.800 to 1.424 | ||||
| Serosa | 1.304 | 0.964 to 1.765 | ||||
| Adjacent invasion | 1.549 | 1.105 to 2.173 | ||||
| mLNR stage. | <0.001 | <0.001 | ||||
| 0 | ref | ref | ||||
| 1 | 1.522 | 1.233 to 1.879 | 1.496 | 1.209 to 1.851 | ||
| 2 | 2.378 | 1.910 to 2.962 | 2.295 | 1.834 to 2.872 | ||
| 3 | 3.413 | 2.779 to 4.191 | 2.269 | 2.648 to 4.036 | ||
| Adjuvant radiotherapy (ART/ no-ART) | 0.948 | 0.795 to 1.129 | 0.546 | |||
Abbreviations: HR:hazard ratio;API, Asian or Pacific Islander; LN, lymph node; mLNR: metastastic lymph node ratio; ART: Adjuvant radiotherapy.