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Table 1 Background characteristics

From: Burden and costs of migraine in a Swedish defined patient population – a questionnaire-based study

  n = 630
Age, mean (SD) 50.1 (11.7)
Women (%) 553 (87.8)
Level of education (%)a
 Elementary school 15 (2.4)
 Secondary school 170 (27.3)
 University 406 (65.3)
 Other 31 (5.0)
Occupation (%)
 Employed or self-employed 479 (76.0)
 Student 11 (1.8)
 Retired 78 (12.4)
 Sick-leave 30 (4.8)
 Unemployed 15 (2.4)
 Other 17 (2.7)
Migraine duration (%)
  < 1 year 2 (0.3)
 1–5 years 12 (1.9)
 6–10 years 31 (4.9)
 11–15 years 48 (7.6)
  > 15 years 537 (85.2)
Diagnosis by doctor, n (% of all)b 607 (96.4)
 Migraine with aura 202 (32.1)
 Migraine without aura 282 (44.8)
 Chronic migraine 293 (46.5)
 Episodic migraine 46 (7.3)
 Other/don’t know 91 (14.4)
Other disease, n (% of all) b 361 (57.3)
 Consequence of previous trauma or head surgery 23 (3.7)
 Cardiovascular disease 26 (4.1)
 Psychiatric disease 139 (22.1)
 Sleep disorder 85 (13.5)
 Allergy 122 (19.4)
 Other headache diagnosis 95 (15.1)
 Other 224 (35.6)
HIT-6, mean (SD)c 63.7 (5.5)
  1. an = 622, bMore than one diagnosis or disease possible, cScale: 36 (never problem of all dimensions) to 78 (always problem at all). 60+ corresponds to “severe impact”
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