Table 4.

Quality of life, anxiety, depression and burden of headache in all patients and in patients with episodic and chronic headache

	All patients		EH		CH
	n	%	n	%	n	%	Chi2	p
Quality of life							38.2	<0.0001
Missing data 28
Very poor	18	4.2	3	1.2	13	7.9
Poor	34	7.8	11	4.4	20	12.2
Neither good nor poor	100	23.0	44	17.7	50	30.5
Good	199	45.9	137	55.0	55	33.6
Very good	83	19.1	54	21.7	26	15.9
HADS Anxiety							19.6	<0.0001
Missing data 37
No anxiety	241	54.6	160	65.6	74	46.3
Possible anxiety	79	17.9	45	18.4	32	20.0
Probable anxiety	102	23.1	39	16.0	54	33.8
HADS Depression							39.0	<0.0001
Missing data 45
No depression	281	63.7	186	77.8	86	54.8
Possible depression	76	17.2	41	17.2	30	19.1
Probable depression	58	13.3	12	5.0	41	26.1
HALT Index
Missing data 54
0–5 days lost	96	24.8	67	29.4	25	17.6	32	<0.001
6–10 days lost	50	12.9	38	17.7	9	6.3
11–20 days lost	66	17.1	46	20.2	18	12.7
>20 days lost	175	45.2	77	33.8	90	63.4