| DRB1 allele |
Siblings n=54 (%) |
Controls
n=50 (%) |
X2 |
P value |
OR |
CI |
| DRB1*01 |
6 (11.1) |
10 (20) |
0.97 |
0.33 |
0.5 |
0.38-8.12 |
| DRB1*03 |
33 (61.1) |
8 (16) |
20.27 |
0.0001 |
8.25 |
2.98-23.56 |
| DRB1*04 |
25 (46.29) |
17 (34) |
1.16 |
0.28 |
1.67 |
0.65-3.72 |
| *04:01 |
12 (22.2) |
1(2) |
7.95 |
0.005 |
14 |
1.75-2.708 |
| *04:02 |
1(1.8) |
2(4) |
0.05 |
0.95 |
0.45 |
0.02-2.77 |
| *04:03 |
1(1.8) |
8 (16) |
3.9 |
0.04 |
0.12 |
0.005-0.989 |
| *04:04 |
2(3.7) |
1(2) |
0.00 |
1.00 |
1.07 |
0.186*6.03 |
| *04:05 |
8 (11.1) |
1 (2) |
2.36 |
0.12 |
4.17 |
0.76-30.18 |
| *04:06 |
1(1.85) |
3(6) |
4.6 |
0.03 |
0.17 |
0.03-0.87 |
| DRB1*13 |
6 (11.1) |
17 (34) |
6.6 |
0.01 |
0.243 |
0.076-0.747 |
| DRB1*14 |
1(1.8) |
4 (7.4) |
1.0 |
0.32 |
0.22 |
0.03-1.50 |
| DRB1*15 |
15 (27.8) |
10 (20) |
0.49 |
0.48 |
1.54 |
0.63-3.77 |
| DRB1*03:01/03:01 |
12 (22.2) |
1(2) |
7.95 |
0.005 |
14.0 |
1.76-300.26 |
| DRB1*03:01/04:05 |
8(14.8) |
1(2) |
3.89 |
0.04 |
8.5 |
1.0-188.79 |
| X2 = chi square; OR = odds ratio; CI = confidence interval; *statistically significant |
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