HLA-DRB1*04, *08, and *09 Frequencies of ITP Patients and Controls
| DRB1 . | Controls (n = 71) . | ITP Patients (n = 111) . | Relative Risk . | P . | ||
|---|---|---|---|---|---|---|
| No. . | % . | No. . | % . | |||
| *0401 | 1 | 1.4 | 2 | 1.8 | 1.28 | |
| *0403 | 2 | 2.8 | 3 | 2.7 | 0.96 | |
| *0404 | 0 | 0.0 | 2 | 1.8 | 3.26 | |
| *0405 | 19 | 26.8 | 14 | 12.6 | 0.40 | |
| *0406 | 8 | 11.3 | 8 | 7.2 | 0.61 | |
| *0407 | 2 | 2.8 | 2 | 1.8 | 0.63 | |
| *0408 | 0 | 0.0 | 2 | 1.8 | 3.26 | |
| *0410 | 2 | 2.8 | 24 | 21.6 | 9.52 | <.05 |
| *0802 | 4 | 5.6 | 3 | 2.7 | 0.47 | |
| *0803 | 8 | 11.3 | 24 | 21.6 | 2.17 | |
| *0804 | 1 | 1.4 | 4 | 3.6 | 2.62 | |
| *0901 | 17 | 23.9 | 36 | 32.4 | 1.52 | |
| DRB1 . | Controls (n = 71) . | ITP Patients (n = 111) . | Relative Risk . | P . | ||
|---|---|---|---|---|---|---|
| No. . | % . | No. . | % . | |||
| *0401 | 1 | 1.4 | 2 | 1.8 | 1.28 | |
| *0403 | 2 | 2.8 | 3 | 2.7 | 0.96 | |
| *0404 | 0 | 0.0 | 2 | 1.8 | 3.26 | |
| *0405 | 19 | 26.8 | 14 | 12.6 | 0.40 | |
| *0406 | 8 | 11.3 | 8 | 7.2 | 0.61 | |
| *0407 | 2 | 2.8 | 2 | 1.8 | 0.63 | |
| *0408 | 0 | 0.0 | 2 | 1.8 | 3.26 | |
| *0410 | 2 | 2.8 | 24 | 21.6 | 9.52 | <.05 |
| *0802 | 4 | 5.6 | 3 | 2.7 | 0.47 | |
| *0803 | 8 | 11.3 | 24 | 21.6 | 2.17 | |
| *0804 | 1 | 1.4 | 4 | 3.6 | 2.62 | |
| *0901 | 17 | 23.9 | 36 | 32.4 | 1.52 | |