Table 2

Genotype distribution and allele frequency of CYP2C19 G681A, CYP2C19 G636A and CYP2C9 T269C polymorphisms

GenotypesN (%)Allele frequency (%)P value
CYP2C19 G681A
GG (*1)40 (48.2%)33.10.152
GA (*2)31 (37.3%)
AA (*2)12 (14.5%)
CYP2C19 G636A
GG (*1)79 (95.2%)3.00.001*
GA (*3)3 (3.6%)
AA (*3)1 (1.2%)
CYP2C9 T269C
TT75 (90.4%)5.40.106
TC7 (8.4%)
CC1 (1.2%)
  • *Statistically significant (Chi-square test).