Table 3 Clinical characteristics of migraine patients according to HCRTR1 I408V different genotypes

Number

138

194

52

Age at onset of the disease ± SD (years)

23.22 ± 14.08

21.10 ± 11.67

23.04 ± 12.32

p = 0.278

Duration of the disease ± SD (years)

19.93 ± 13.60

22.69 ± 13.37

21.39 ± 12.85

p = 0.181

Frequency of migraine attacks (attacks for year)

51.00 ± 61.69

47.08 ± 57.44

41.11 ± 62.64

p = 0.584

Nausea

97

142

39

p = 0.847

Vomiting

54

83

14

p = 0.292

Phono or photophobia

110

164

45

p = 0.514

Unilateral pain

31

131

82

p = 0.055

Pulsating pain

96

142

40

p = 0.639