[Retracted] Study on the Relationship between Unexplained Recurrent Abortion and HLA-DQ Gene Polymorphism

Table 1

Frequency distribution of HLA-DQB1 alleles in 50 URSA couples and 30 normal fertile couples.

HLA-DQB1 genotypes	Couples in the URSA group (n = 200)		Couples in the normal group (n = 120)		value	value
	Times	Frequency (%)	Times	Frequency (%)
0301	49	24.50	31	25.83	0.0711	0.7897
0303	43	21.50	14	11.67	4.9541	0.026
0201	17	8.50	16	13.33	1.9671	0.1607
0501	18	9.00	14	11.67	0.5926	0.4414
0302	8	4.00	12	10.00	4.6081	0.0318
0202	10	5.00	5	4.17	0.1166	0.7328
0602	10	5.00	11	9.17	2.1231	0.1451
0401	10	5.00	6	5.00	0	1
0603	7	3.50	6	5.00	0.3169	0.5735
0503	6	3.00	3	2.50	0.0686	0.7934
0402	1	0.50	1	1.83	0.1342	0.7141
Total genotype	179		119