Table 4.
Result of multivariable Cox regression with death as the dependent variable
| Variables | B | SE | Wald | P value | HR | 95% confidence interval for HR |
|---|---|---|---|---|---|---|
| Hemoglobin concentration at baseline | 0.11 | 0.15 | 0.63 | 0.43 | 1.12 | 0.84–1.48 |
| Total leukocyte count at baseline | 0.00 | 0.00 | 0.07 | 0.78 | 1.00 | 1.0–1.0 |
| Secondary prophylaxis received or not | −2.36 | 0.61 | 15.12 | < 0.001 | 0.09 | 0.03–0.31 |
| CD4 cell count at 6 months of follow-up | −0.003 | 0.01 | 0.24 | 0.63 | 1.00 | 0.98–1.01 |
| Relapse within the first 6 months | 0.65 | 0.66 | 0.97 | 0.32 | 1.91 | 0.52–6.95 |
B = Beta coefficient; HR = hazard ration; SE = standard error.