Table 4. Frequencies and distribution of probable haplotypes in the patients and the control groups.

Gene	rs3789327	rs4757144	rs12363415	Frequency patients	Frequency controls	p-value
ARNTL	T	G	A	0.16	0.19	0.562
ARNTL	C	A	A	0.16	0.18	0.604
ARNTL	C	G	A	0.13	0.13	0.627
ARNTL	T	A	A	0.39	0.35	0.073
CLOCK	rs11932595	rs13124436
CLOCK	A	G		0.36	0.39	0.381
CLOCK	G	G		0.32	0.33	0.820
CLOCK	A	A		0.25	0.21	0.276
CLOCK	G	A		0.07	0.06	0.776
CRY2	rs2292912	rs10838524
CRY2	C	A		0.25	0.24	0.616
CRY2	C	G		0.54	0.50	0.232
CRY2	G	A		0.19	0.26	0.052
PER2	rs35333999	rs934945
PER2	C	C		0.78	0.73	0.101
PER2	C	T		0.17	0.19	0.646
PER2	T	C		0.05	0.09	0.033