Table 3. Univariate and multivariable analyses of survival in both the responder in CTx group (n=9) and CSI group (n=22).
| Independent factors | Univariate analysis | Multivariable analysis | |||||
|---|---|---|---|---|---|---|---|
| Hazard ratio | 95% CI | P value | Hazard ratio | 95% CI | P value | ||
| Age | 0.4499 | ||||||
| <60 years | 1.000 | Reference | |||||
| >60 years | 1.258 | 0.693–2.285 | |||||
| Macroscopic type | 0.5694 | ||||||
| Type non-T4 | 1.000 | Reference | |||||
| Type 4 | 1.210 | 0.627–2.335 | |||||
| Lymph node metastasis | 0.0109 | 0.0317 | |||||
| cN0–1 | 1.000 | Reference | 1.000 | Reference | |||
| cN2 | 2.432 | 1.226–4.823 | 2.892 | 1.148–7.285 | |||
| Histological type | 0.4208 | ||||||
| Differentiated type | 1.000 | Reference | |||||
| Undifferentiated type | 0.760 | 0.390–1.481 | |||||
| CS | 0.0020 | 0.0380 | |||||
| Absence | 1.000 | Reference | 1.000 | Reference | |||
| Presence | 0.369 | 0.197–0.694 | 0.331 | 0.118–0.925 | |||
CTx, chemotherapy alone; CSI, conversion surgery intervention; CS, conversion surgery; CI, confidence interval.