Table 5.
Multivariable Cox Proportional Hazards Model Of Overall Survival (Including 1–5 Cycles Versus 6 Cycles Of Treatment)
| Including 1–5 Cycles Versus 6 Cycles Of Ra223 | Independent Covariate | R2 (%) In The Final Model | |||
|---|---|---|---|---|---|
| Final Model (No. Of Patients Used =166) | p-value | HR (95% CI) | |||
| Ra223 therapy (1–5 cycles versus 6 cycles) | <0.0001 | 6.050 | 3.348 | 10.932 | 35.09% |
| Hb ≤100 versus >100 g/L | 0.0104 | 2.463 | 1.237 | 4.906 | |
| Referred versus local patients | <0.0001 | 3.497 | 1.968 | 6.216 | |
| Visceral metastases (yes versus no) | 0.0001 | 4.088 | 1.981 | 8.434 | |
| Prior skeletal related event (yes versus no) | 0.0348 | 1.908 | 1.047 | 3.474 | |