Table 4.

Haplotypes of the HCRTR1 polymorphisms in migraine patients and controls

	Controls		Migraineurs
	N	(%)	N	(%)
Haplotype
CGG	325	0.628	450	0.586
TTA	149	0.287	273*	0.356
TTG	26**	0.051	4	0.005
CGA	7	0.012	20	0.025
CTG	4	0.008	5	0.007
TGA	3	0.006	3	0.004
TGG	2	0.004	10	0.013
CTA	2	0.004	3	0.004
	518		768

* p = 0.01

** p = < 0.001