Table 2.
Multivariate analysis using Cox proportional hazard ratio model for disease free survival (A) and overall survival (B) (HR, hazard ratio; CI, confidence interval).
| A | ||||
|---|---|---|---|---|
| Disease free survival covariates | Cut off (category) | HR | 95%CI | P-value |
| Age at diagnosis, years | ≥61 (vs. <61) | 1.507 | 0.648–3.502 | 0.341 |
| Cortisol production | Yes (vs. No) | 2.248 | 1.139–4.435 | 0.020 |
| ENSAT stage | IV (vs. I, II, and III) | 4.560 | 1.604–12.96 | 0.004 |
| Cytoplasmic intensity of HSP90β | <0.760(vs. ≥0.760) | 2.574 | 1.183–5.598 | 0.017 |
| B | ||||
| Overall survival covariates | Cut off (category) | HR | 95%CI | P-value |
| Age at diagnosis, years | ≥60 (vs. <60) | 1.694 | 0.814–3.524 | 0.159 |
| Cortisol production | Yes (vs. No) | 2.584 | 1.270–5.259 | 0.009 |
| ENSAT stage | IV (vs. I, II, and III) | 7.676 | 3.314–17.78 | <0.001 |
| Cytoplasmic intensity of Hsp90β | <0.760(vs. ≥0.760) | 1.672 | 0.761–3.671 | 0.200 |