Proportional Hazards Regression Model for Grades III-IV Acute GVHD According to Recipient Disparity
| Recipient Disparity* . | No. of Pairs . | Hazard Ratio (95% confidence interval) . | P Value . |
|---|---|---|---|
| Allele match | 146 | 1.0 (—) | — |
| Single class I | 54 | 1.1 (0.7-1.9) | .66 |
| Multiple class I | 34 | 1.4 (0.8-2.6) | .27 |
| Single class II | 24 | 1.8 (1.0-3.4) | .06 |
| Class I and class II | 35 | 2.0 (1.1-3.4) | .02 |
| Recipient Disparity* . | No. of Pairs . | Hazard Ratio (95% confidence interval) . | P Value . |
|---|---|---|---|
| Allele match | 146 | 1.0 (—) | — |
| Single class I | 54 | 1.1 (0.7-1.9) | .66 |
| Multiple class I | 34 | 1.4 (0.8-2.6) | .27 |
| Single class II | 24 | 1.8 (1.0-3.4) | .06 |
| Class I and class II | 35 | 2.0 (1.1-3.4) | .02 |
Adjusted for stage of disease, body weight index, time interval from diagnosis to transplant, and pretransplant interferon therapy.
Seven patients had multiple class II mismatches, and 5 developed grades III-IV acute GVHD.