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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