Table 1: Genotype and allele frequency of HPA in Taiwanese ( ).

HPA systemGenotypeAlleleHardy-Weinberg equilibrium
a/a (%)a/b (%)b/b (%)a (%)b (%) P

HPA-1989 (99.10)9 (0.90) 0 (0.00) 1987 (99.55)9 (0.45) 0.02050.9898
HPA-2930 (93.18)66 (6.61)2 (0.20) 1926 (96.49)70 (3.51) 0.52220.7702
HPA-3296 (29.65)522 (52.30)180 (18.04)1114 (55.81)882 (44.19)3.64310.1618
HPA-4993 (99.50)5 (0.50) 0 (0.00) 1991 (99.75)5 (0.25) 0.00630.9969
HPA-5968 (96.99)30 (3.01)0 (0.00) 1966 (98.50)30 (1.50) 0.23240.8903
HPA-6954 (95.59)43 (4.31)1 (0.10) 1951 (97.75)45 (2.25) 0.50100.7784
HPA-15283 (28.36)506 (50.70)209 (20.94)1072 (53.71)924 (46.29)0.38470.8250