Profiling of HLA-B Alleles for Association Studies with Ankylosing Spondylitis in the Chinese Population

Table 2: Presence of the HLA-B27 Subtypes (Allele Frequency) in All Chinese AS Patients and Controls

Alleles	AS	%	Control	%	p	OR
B^*27:04
B^*27:04:01	245	34.6	16	2.3	<1 x 10-7	22.09
*B^27:05**
B^*27:05:01	1	0.1	0	0	0.325	NA
B^*27:05:02	79	11.2	9	1.3	<1 x 10-7	9.42
*B^27:07**	5	0.7	1	0.2	0.111	4.86
*B^27:08**	1	0.1	0	0	0.325	NA
*B^27:10**	1	0.1	0	0	0.325	NA
*B^27:15**	4	0.6	0	0	0.049	NA
Total B alleles	708		684