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Table 2 Prevalence of migraine according to lifestyle variables and self-perceived healthy status among Spanish adults, according to the 2006 Spanish National Health Survey (SNHS) (n = 29,478)

From: Population-based study of migraine in Spanish adults: relation to socio-demographic factors, lifestyle and co-morbidity with other conditions

Variable Categories n Prevalence (%) Crude OR 95% CI
Self-rated health Excellent/good 18,300 6.89 1  
Fair/poor/very poor 11,178 19.23 3.21 2.91–3.55
Smoking habit Smoker 7,857 11.23 1  
Ex-smoker 6,067 8.96 0.78 0.67–0.90
Non-smoker 15,554 11.75 1.05 0.93–1.18
Alcohol consumption No 13,948 14.43 1  
Yes 15,530 8.32 0.54 0.49–0.59
Sleep habits ≥8 h/night 14,170 9.48 1  
<8 h/night 15,308 12.47 1.36 1.23–1.50
Physical exercise Yes 17,534 10.65 1  
No 11,944 11.55 1.09 0.99–1.21
Obesity BMI < 30 22,026 10.52 1  
BMI ≥ 30 4,178 12.99 1.27 1.11–1.46
  1. CI confidence interval