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Table 4 Distribution of the FcγRIIa-131 and allele frequency in relation to asymptomatic malaria compared with malaria free control

From: Anti-malarial IgG subclasses pattern and FcγRIIa (CD32) polymorphism among pregnancy-associated malaria in semi-immune Saudi women

FcγRIIa genotypes

Malaria-free control n=58 (48%)

Asymptomatic malaria n=62 (52%)

Hardy-Weinberg equilibrium test

R/R131 n=41

7 (12%)

34 (55%)

0.813

R/H131 n=41

22 (40%)

19 (31%)

H/H131 n=38

29 (50%)

9 (14%)

Alleles frequency*

   

R 131 allele

0.31

0.70

 

H 131 allele

0.69

0.30

  1. * OR = 3.31, 95% CI (1.59–6.56); P value <0.001.