Table 5: Comparison of total HIT-6 score and frequency of headache per month between homozygote and heterozygote patients for FokI and TaqI genes.

FokI valueTaqI value
Homozygote (FF)Heterozygote (Ff)
Homozygote (TT)Heterozygote (Tt)

Frequency of headache per month 0.361 0.338
Total HIT-6 score 0.004 0.093

Data are given as mean S.E.