Univariate and multivariate Cox regression analysis of risk factors for Epstein-Barr virus reactivation
| Risk factor . | Univariate analysis . | Multivariate analysis . | ||||
|---|---|---|---|---|---|---|
| HR . | 95% CI . | P . | HR . | 95% CI . | P . | |
| T-cell depletion, no ATG | 1.5 | 0.8-2.7 | .02 | 1.5 | 0.8-2.9 | .3 |
| T-cell depletion, ATG | 3.5 | 1.8-6.9 | < .001 | 3.4 | 1.6-7.1 | .001 |
| High-risk status | 1.6 | 1.0-2.8 | .07 | 1.4 | 0.8-2.6 | .2 |
| Unrelated donor | 1.8 | 1.1-2.9 | .02 | 0.9 | 0.3-2.9 | .8 |
| CD34+ cell count of the graft (> 1.35 × 106/kg) | 2.4 | 1.4-4.1 | .001 | 2.6 | 1.5-4.6 | .001 |
| Risk factor . | Univariate analysis . | Multivariate analysis . | ||||
|---|---|---|---|---|---|---|
| HR . | 95% CI . | P . | HR . | 95% CI . | P . | |
| T-cell depletion, no ATG | 1.5 | 0.8-2.7 | .02 | 1.5 | 0.8-2.9 | .3 |
| T-cell depletion, ATG | 3.5 | 1.8-6.9 | < .001 | 3.4 | 1.6-7.1 | .001 |
| High-risk status | 1.6 | 1.0-2.8 | .07 | 1.4 | 0.8-2.6 | .2 |
| Unrelated donor | 1.8 | 1.1-2.9 | .02 | 0.9 | 0.3-2.9 | .8 |
| CD34+ cell count of the graft (> 1.35 × 106/kg) | 2.4 | 1.4-4.1 | .001 | 2.6 | 1.5-4.6 | .001 |
HR indicates hazard ratio; CI, confidence interval; ATG, antithymocyte globulin.