Table 1. HLA-A allele frequencies in... | American Society of Hematology

Table 1.

HLA-A allele frequencies in sickle cell anemia patients with and without stroke

Allele	Stroke (2n = 44)		Control (2n = 62)		G^*
Allele	Number	%	Number	%	G^*
0101^†	0	0	3	5
0201	5	11	12	19	1.1
0202^†	0	0	1	2
0205^†	2	5	0	0
0301	4	9	6	10	0.0
1101^†	1	2	0	0
2301	7	16	6	10	0.8
2402^†	1	2	2	3
2601^†	1	2	1	2
2901^†	0	0	1	2
3000	3	7	5	8	0.1
3100^†	0	0	2	3
3300	2	5	5	8	0.5
3402	2	5	5	8	0.5
3601^†	2	5	2	3
6600^†	1	2	2	3
6801	3	7	3	5	0.2
6802	6	14	5	8	0.8
7401^†	2	5	1	2
8001^†	2	5	0	0
“Combined” alleles	12	27	15	24	0.1
Total G^‡					4.0

Allele	Stroke (2n = 44)		Control (2n = 62)		G^*
Allele	Number	%	Number	%	G^*
0101^†	0	0	3	5
0201	5	11	12	19	1.1
0202^†	0	0	1	2
0205^†	2	5	0	0
0301	4	9	6	10	0.0
1101^†	1	2	0	0
2301	7	16	6	10	0.8
2402^†	1	2	2	3
2601^†	1	2	1	2
2901^†	0	0	1	2
3000	3	7	5	8	0.1
3100^†	0	0	2	3
3300	2	5	5	8	0.5
3402	2	5	5	8	0.5
3601^†	2	5	2	3
6600^†	1	2	2	3
6801	3	7	3	5	0.2
6802	6	14	5	8	0.8
7401^†	2	5	1	2
8001^†	2	5	0	0
“Combined” alleles	12	27	15	24	0.1
Total G^‡					4.0

G indicates G-test statistic.

These are “combined” alleles. They refer to summation of 12 HLA-A alleles with row totals of less than 5 (see “Patients and methods”).

For total G, df = 8; P = .86.