Table 1 Results of multivariable Cox regression for overall survival
| Variable | HR (95% CI) | P value |
|---|---|---|
| Adjuvant chemotherapy: for CHOL (vs for PAC) | 7.24 (1.28–40.78) | 0.025 |
| Sex: male (vs female) | 1.32 (0.36–4.76) | 0.67 |
| Histologic grade: moderately to poorly (vs moderately) | 2.25 (0.43–11.90) | 0.34 |