Sociodemographic differences in medication use, health-care contacts and sickness absence among individuals with medication-overuse headache

Table 4 Health-care contacts among 799 individuals with medication-overuse headache

Parameter	Total (n)	Number of visits to the physician last year (n = 746)		Proportion who had seen a neurologist during last year (n = 746)		Proportion who had been informed about MOH (n = 785)
Parameter	Total (n)	Mean	SD	n	%	n	%
Total	799	1.7	3.8	102	13.7	362	46.1
Sex
Men	190	2.0	4.1	25	13.2	79	43.4
Women	609	1.6	3.6	77	12.6	283	46.9
Age (years)
15–20	23	2.4	4.8	3	13.0	8	34.8
21–29	46	1.7	3.7	9	19.6	13	28.3
30–39	114	1.9	3.5	14	12.3	55	49.5
40–49	192	1.9	4.8	23	12.0	80	42.1
50–64	284	1.5	3.2	42	14.8	151	54.3
65–74	89	1.7	3.9	7	7.9	37	42.0
≥75	50	1.1	2.0	4	8.0	17	35.4
Missing	1	–	–	0	–	1	–
Educational level
Elementary school	296	1.8	3.7	30	10.1^d	131	45.5
High school	315	1.6	3.0	48	15.2^d	143	45.8
University	182	1.7	5.1	23	12.6	88	49.2
Missing	6	–	–	1	–	0	–
Primary headache
Migraine	394	2.0^a	4.5	55	14.0	205	52.7^f
Other headaches	280	1.3^a	2.8	35	12.5	101	36.1^f
Missing	125	–	–	12	–	56	–
Prescription status
On prescription	415	2.6^b	4.7	85	20.5^e	228	55.6^f
Always OTC	370	0.7^b	1.9	16	4.3^e	131	35.4^f
Missing	14	–	–	1	–	3	–
Primary acute medication
Psychotropic	83	3.2^c	4.8	21	25.3	54	65.9^g
Not psychotropic	716	1.5^c	3.6	81	11.3	308	43.8^g
Type of physician
Neurologist	102	4.0	4.2	×	×	66	64.7
Other physician	241	3.1	3.2	×	×	132	55.5

OTC over the counter
Values marked with the same letter are significantly different from each other (t tests and Pearson Chi square tests were used): ^ap = 0.021, ^bp < 0.001, ^cp = 0.0040, ^dp = 0.046, ^ep < 0.001, ^fp < 0.001, ^gp < 0.001

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