Table 5

Descriptive statistics for one generic questionnaire (EQ-5D-5L) and two headache-specific questionnaires (HIT-6 and MIDAS) at baseline and 6 months postrecruitment

				N	Mean	SD	P value
Baseline	EQ-5D-5L	Utility	Neurology	127	0.809	0.182	0.097
		Utility	Radiology	95	0.830	0.195	0.097
		Score	Neurology	126	64.0	18.8	0.005
		Score	Radiology	95	70.8	20.2	0.005
	HIT-6	Score	Neurology	128	65.0	5.3	0.006
	HIT-6	Score	Radiology	92	62.6	7.3	0.006
	MIDAS	Score	Neurology	124	57.8	54.0	0.075
		Score	Radiology	90	44.8	44.9	0.075
		Headache days	Neurology	124	51.6	31.5	0.038
		Headache days	Radiology	90	42.8	30.7	0.038
		Pain score	Neurology	124	6.9	1.8	0.778
		Pain score	Radiology	90	6.9	1.9	0.778
Month 6	EQ-5D-5L	Utility	Neurology	55	0.770	0.263	0.243
		Utility	Radiology	26	0.681	0.346	0.243
		Score	Neurology	53	68.2	20.6	0.463
		Score	Radiology	23	62.5	24.7	0.463
	HIT-6	Score	Neurology	35	60.0	8.7	0.968
	HIT-6	Score	Radiology	12	53.1	22.8	0.968
	MIDAS	Score	Neurology	32	52.6	58.1	0.827
		Score	Radiology	12	40.7	36.0	0.827
		Headache days	Neurology	46	41.2	28.6	0.152
		Headache days	Radiology	15	26.5	28.1	0.152
		Pain score	Neurology	44	4.5	2.3	0.663
		Pain score	Radiology	15	4.2	2.0	0.663

EQ-5D-5L, 5-level EQ-5D; HIT-6, Headache Impact Test; MIDAS, Migraine Disability Assessment Scale.