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Table 3 Bivariate analysis of associations with the principal headache types

From: Primary headache disorders among the adult population of Mongolia: prevalences and associations from a population-based survey

 MigraineTension-type headachepMOH
OddsOR [95% CI]pOddsOR [95% CI]pOddsOR [95% CI]p
Habitation
 Urban0.36reference0.45reference0.05reference
 Rural0.290.80 [0.65–0.98]0.03260.390.85 [0.70–1.03]0.09810.112.4 [1.6–3.6]< 0.0001
Marital status
 Single0.31reference0.44reference0.03reference
 Married0.331.03 [0.81–1.3]0.75920.410.93 [0.74–1.2]0.50130.072.1 [1.2–3.7]0.0092
 Widowed, divorced or separated0.270.86 [0.59–1.3]0.44040.380.87 [0.61–1.3]0.42530.103.1 [1.6–6.2]0.0013
Education
 Elementary0.15reference0.28reference0.22reference
 Secondary0.281.8 [0.94–3.5]0.07360.381.3 [0.77–2.3]0.30340.080.35 [0.19–0.66]0.0011
 College or university0.352.3 [1.2–4.3]0.01390.441.6 [0.92–2.7]0.10020.050.20 [0.11–0.38]< 0.0001
Employment
 Employed/self-employed0.33reference0.43reference0.05reference
 Unemployed or housewife0.260.81 [0.60–1.1]0.14680.360.77 [0.59–1.0]0.06320.101.8 [1.2–2.9]0.0068
 Student or retired0.331.0 [0.81–1.3]0.85080.420.96 [0.76–1.2]0.70050.061.03 [0.64–1.6]0.9166
Altitude (m)
  < 10000.34reference0.45reference0.05reference
 1000-20000.361.1 [0.80–1.4]0.67470.410.93 [0.72–1.2]0.61560.061.2 [0.69–2.1]0.4920
  > 20000.240.69 [0.47–1.0]0.06030.330.73 [0.51–1.1]0.08690.081.5 [0.78–3.0]0.2111
Body weight (BMI)
 Underweight (< 18.5)0.210.61 [0.31–1.2]0.17130.501.3 [0.73–2.3]0.38130.061.1 [0.33–3.6]0.8984
 Normal (18.5–24.9)0.35reference0.39reference0.05reference
 Overweight (25.0–29.9)0.310.89 [0.70–1.1]0.32300.441.1 [0.92–1.4]0.22840.071.4 [0.89–2.1]0.1494
 Obese (≥30)0.280.80 [0.59–1.1]0.13620.411.07 [0.81–1.4]0.63480.091.8 [1.1–2.9]0.0214
  1. pMOH Probable medication-overuse headache, OR Odds ratio, CI 95% confidence interval.
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