Table 2. Cox proportional-hazards regression for survival and ornament (above eye ring, below bill) redness analyzed separately for each treatment.
Control (C), flutamide (F), flutamide plus ATD (FA) and testosterone (T).
| Eye ring redness | B | SE | Wald | df | P | Hazard ratio Exp(B) | 95% CI | |
| Lower | Upper | |||||||
| Control | 0.368 | 0.133 | 7.688 | 1 | 0.006 | 0.692 | -.368 | 0.133 |
| Flutamide (F) | 0.250 | 0.107 | 5.471 | 1 | 0.019 | 0.779 | -.250 | 0.107 |
| Flutamide + ATD (FA) | 0.121 | 0.114 | 1.115 | 1 | 0.291 | 0.886 | -.121 | 0.114 |
| Testosterone (T) | -0.194 | 0.140 | 1.915 | 1 | 0.166 | 1.214 | .194 | 0.140 |
| Bill redness | B | SE | Wald | df | P | Hazard ratio Exp(B) | 95% CI | |
| Lower | Upper | |||||||
| Control | 0.223 | 0.073 | 9.266 | 1 | 0.002 | 0.800 | 0.693 | 0.924 |
| Flutamide (F) | 0.140 | 0.067 | 4.390 | 1 | 0.036 | 0.869 | 0.762 | 0.991 |
| Flutamide + ATD (FA) | 0.086 | 0.083 | 1.062 | 1 | 0.303 | 0.918 | 0.780 | 1.080 |
| Testosterone (T) | 0.026 | 0.063 | 0.178 | 1 | 0.673 | 0.974 | 0.861 | 1.102 |
Control (C), flutamide (F), flutamide plus ATD (FA) and testosterone (T).