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Table 1 Baseline characteristics according to migraine or headache status (N = 27,844)

From: Migraine, headache, and mortality in women: a cohort study

Characteristics at baselineMigraine or headache status
No historyNon-migraine headacheAny migraine
N = 18,691N = 4025N = 5128
Age, mean (SD), years55.2 (7.3)53.5 (6.4)53.6 (6.4)
Body mass index, mean (SD), kg/m225.8 (4.9)26.2 (5.2)26.1 (5.1)
Total cholesterol, median (IQR), mg/dL208 (184–235)207 (183–235)209 (184–236)
Smoking status, %
 Never50.952.753.8
 Past37.335.835.0
 Current11.811.411.1
Alcohol consumption, %
 Rarely/never42.747.247.1
 1–3 drinks/month12.913.614.4
 1–6 drinks/week32.931.230.3
 ≥ 1 drink per day11.48.18.2
Vigorous physical activity, %
 Rarely/never37.236.438.3
 < 1 time/week18.820.821.5
 1–3 times/week31.933.530.0
 ≥ 4 times/week12.19.210.3
Diabetes, %2.43.32.0
History of hypertension, %24.825.326.2
Family history of:, %
 Myocardial infarctiona13.615.415.3
 Colorectal cancerb10.79.89.6
 Ovarian cancerc2.82.83.3
 Breast cancerd6.35.85.9
  1. Numbers may not add up to 100% because of rounding or missing data. All variables were measured at baseline. Medical history information was self-reported
  2. Abbreviations: SD Standard deviation, IQR Interquartile range
  3. ain parent aged less than 60 years
  4. bin mother, father, brother or sister at any age
  5. cin mother or sister at any age
  6. din mother or sister aged less than 60 years
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