Skip to main content

Table 4 Odds ratios with 95% confidence intervals (95%CI) for having excessive daytime sleepiness (EDS), logistic regression analysis

From: Association of excessive daytime sleepiness with migraine and headache frequency in the general population

  Bivariate analysis   Multivariable analysis   Multivariable analysisa   Multivariable analysisb  
N 19,833─21,177   18,027   15,299   12,369  
  Odds ratio (95%CI) P Odds ratio (95%CI) P Odds ratio (95%CI) P Odds ratio (95%CI) P
Migraine         
 No 1   1      
 Yes 1.42 (1.31─1.54) <0.001 1.11 (1.01─1.22) 0.032 1.11 (1.00─1.23) 0.044 1.08 (0.96─1.21) 0.196
Headache frequency, days per year
 None 1   1   1   1  
 1─11 1.27 (1.14─1.42) <0.001 1.18 (1.05─1.34) 0.009 1.23 (1.07─1.41) 0.003 1.17 (1.00─1.36) 0.05
 12─30 1.75 (1.54─1.98) <0.001 1.54 (1.33─1.78) <0.001 1.53 (1.31─1.80) <0.001 1.50 (1.25─1.79) <0.001
 31─84 2.38 (2.09─2.72) <0.001 2.07 (1.77─2.42) <0.001 2.02 (1.70─2.40) <0.001 2.00 (1.65─2.43) <0.001
 85─179 3.02 (2.55─3.57) <0.001 2.53 (2.08─3.06) <0.001 2.39 (1.93─2.96) <0.001 2.26 (1.77─2.87) <0.001
 ≥180 4.10 (3.37─4.98) <0.001 3.12 (2.49─3.92) <0.001 3.12 (2.42─4.02) <0.001 2.74 (2.05─3.65) <0.001
Age, per 10 years 0.85 (0.83─0.87) <0.001 0.87 (0.85─0.90) <0.001 0.88 (0.85─0.91) <0.001 0.88 (0.84─0.91) <0.001
Gender
 Women 1   1   1   1  
 Men 1.10 (1.02─1.18) 0.01 1.26 (1.16─1.37) <0.001 1.21 (1.11─1.33) <0.001 1.22 (1.10─1.35) <0.001
Body mass index, per kg/m2 1.05 (1.04─1.06) <0.001 1.05 (1.04─1.06) <0.001 1.04 (1.03─1.05) <0.001 1.04 (1.02─1.05) <0.001
Symptoms of depression
 No 1   1   1   1  
 Yes 2.99 (2.66─3.36) <0.001 2.45 (2.15─2.80) <0.001 2.48 (2.13─2.88) <0.001 2.20 (1.86─2.62) <0.001
  1. aadjusted for additional potential confounders allergy, angina pectoris, asthma, diabetes, hypertension, myocardial infarction and stroke
  2. badjusted for additional potential confounders (as above) + cigarette smoking (0, 1─10, 11─20, >20 per day), nightly sleep (<6 h, 6─8 h, >8 h) and previous treatment for sleep disorder