Table 2.

Variations in headache and sleep disorder (n = 32).

		EG (n = 16)	EG (n = 16)	t	p
HDI (score)	Pre-test	64.56 ± 13.38	57.88 ± 10.24	−2519	0.017
	Post-test	48.12 ± 10.78	57.38 ± 9.98
	t	10.520	0.421
	p	<0.001	0.679
PSQI-K (score)	Pre-test	10.81 ± 1.97	10.50 ± 2.03	−3.316	0.002
	Post-test	7.56 ± 2.39	10.00 ± 2.25
	t	10.070	1.936
	p	<0.001	0.072

Abbreviations: HDI, Headache Disability Inventory; PSQI, Pittsburgh Sleep Quality Index; EG, experimental group; CG, control group.