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 |