Research Article

Investigation of Chemokine Receptor CCR2V64Il Gene Polymorphism and Migraine without Aura in the Iranian Population

Table 1

Demographic and clinical characteristics of patients with migraine.

CharacteristicMean SE or percentage

Frequency of headache per month
Family history for migraine
 Positive77%
 Negative23%
MIGSEV grade
 Grade I12.8%
 Grade II38.6%
 Grade III48.6%