Factors studied in the univariate analysis for predicting survival in patients who did not receive HU
| Variable . | Odds ratio (P) . | 95% CI . |
|---|---|---|
| Age, y | 0.984 (.427) | 0.930-1.039 |
| Hemoglobin | 0.744 (.001) | 0.620-0.892 |
| Hemoglobin F | 0.923 (.027) | 0.861-0.991 |
| White blood cell counts | 1.000 (.017) | 1.000-1.000 |
| Platelet counts | 1.000 (.502) | 1.000-1.000 |
| Reticulocyte counts | 1.056 (.003) | 1.019-1.095 |
| Bilirubin | 1.313 (< .001) | 1.160-1.486 |
| LDH | 1.001 (.052) | 1.000-1.002 |
| Variable . | Odds ratio (P) . | 95% CI . |
|---|---|---|
| Age, y | 0.984 (.427) | 0.930-1.039 |
| Hemoglobin | 0.744 (.001) | 0.620-0.892 |
| Hemoglobin F | 0.923 (.027) | 0.861-0.991 |
| White blood cell counts | 1.000 (.017) | 1.000-1.000 |
| Platelet counts | 1.000 (.502) | 1.000-1.000 |
| Reticulocyte counts | 1.056 (.003) | 1.019-1.095 |
| Bilirubin | 1.313 (< .001) | 1.160-1.486 |
| LDH | 1.001 (.052) | 1.000-1.002 |
All parameters were evaluated as continuous variables.
CI indicates confidence interval; HU, hydroxyurea; and LDH, lactate dehydrogenase.