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. 2008 Dec 4;296(2):G211–G218. doi: 10.1152/ajpgi.90571.2008

Table 1.

Genotype and allele frequencies of H558R common polymorphism in irritable bowel syndrome cases and control reference group


Genotypes
Alleles
HH HR RR H allele R allele
Cases 27 (55) 17 (35) 5 (10) 72% 28%
Control 1,227 (60) 701 (35) 103 (5) 78% 22%

Genotype frequency values are numbers of subjects (%).