Table 2.

HLA-DRB1 allele phenotype frequencies for BMS, MMS, and controls

Allele	BMS(n = 112)	MMS(n = 51)	Control(n = 202)	BMS vs. MMS		BMS vs. control		MMS vs. control
				P value	OR (95% C.I.)	P value	OR (95% C.I.)	P value	OR (95% C.I.)
1	21 (19%)	2 (3.9%)	41 (20%)	0.027	4.85 (1.11–21.16)	NS		0.016	0.19 (0.04–0.79)
4	27 (24%)	12 (24%)	59 (29%)	NS		NS		NS
7	17 (15%)	8 (16%)	49 (24%)	NS		NS		NS
8	9 (8.0%)	2 (3.9%)	9 (4.5%)	NS		NS		NS
9	0 (0%)	1 (2.0%)	7 (3.5%)	NS		0.049	0	NS
10	1 (0.89%)	0 (0%)	2 (0.99%)	NS		NS		NS
11	6 (5.4%)	7 (14%)	31 (15%)	NS		0.013	0.33 (0.13–0.80)	NS
12	4 (3.6%)	1 (2.0%)	10 (5.0%)	NS		NS		NS
13	20 (18%)	13 (25%)	47 (23%)	NS		NS		NS
14	5 (4.5%)	1 (2.0%)	12 (5.9%)	NS		NS		NS
15	63 (56%)	29 (57%)	49 (24%)	NS		<0.0001	2.90 (1.90–4.42)	<0.0001	3.27 (1.91–5.59)
16	2 (1.8%)	1 (2.0%)	8 (4.0%)	NS		NS		NS
17	30 (27%)	10 (20%)	45 (22%)	NS		NS		NS

NS, not significant.