Background
Methods
Study population
Assessment of headache and migraine
Brain tumor assessment
Statistical methods
Results
No headache (N = 26,512)
|
Non-migraine headache (N = 5,731)
|
Any migraine (N = 7,291)
| |
---|---|---|---|
Age, yrs, mean | 55.1 (7.3) | 53.6 (6.4) | 53.5 (6.4) |
Body mass index, kg/m2, mean | 25.9 (5.0) | 26.3 (5.3) | 26.2 (5.1) |
Smoking, % | |||
Never | 50.4 | 51.5 | 53.4 |
Past | 36.2 | 36.0 | 34.0 |
Current | 13.2 | 12.3 | 12.4 |
Alcohol consumption, % | |||
Rarely never | 43.6 | 48.2 | 47.8 |
1-3 drinks/month | 12.8 | 13.3 | 14.4 |
1-6 drinks/week | 32.3 | 30.4 | 29.7 |
≥1 drinks/day | 11.2 | 8.1 | 8.1 |
Exercise, % | |||
Rarely/never | 38.4 | 37.7 | 38.7 |
<1/week | 19.1 | 20.7 | 22.2 |
1-3 times/week | 31.2 | 32.7 | 29.6 |
≥4 times/week | 11.3 | 8.9 | 9.5 |
Postmenopausal status, % | |||
Premenopausal | 26.9 | 30.1 | 28.0 |
Postmenopausal | 56.4 | 49.7 | 50.2 |
Unsure | 16.6 | 20.0 | 21.6 |
No headache (n = 26,512)
|
Any headache (n = 13,022)
|
Non-migraine headache (n = 5,731)
|
Any migraine (n = 7,291)
| |||||
---|---|---|---|---|---|---|---|---|
No. of cases
|
Hazard ratio (95% CI)
|
No. of cases
|
Hazard ratio (95% CI)
|
No. of cases
|
Hazard ratio (95% CI)
|
No. of cases
|
Hazard ratio (95% CI)
| |
Age-adjusted | 32 | 1.00 (ref) | 20 | 1.35 (0.77, 2.37) | 10 | 1.53 (0.75, 3.13) | 10 | 1.21 (0.59, 2.47) |
Multivariable adjusted* | 32 | 1.00 (ref) | 20 | 1.33 (0.76, 2.34) | 10 | 1.53 (0.75, 3.12) | 10 | 1.18 (0.58, 2.41) |
No headache (n = 26,512)
|
Any headache (n = 13,022)
|
Non-migraine headache (n = 5,731)
|
Any migraine (n = 7,291)
| |||||
---|---|---|---|---|---|---|---|---|
No. of cases
|
Hazard ratio* (95% CI)
|
No. of cases
|
Hazard ratio* (95% CI)
|
No. of cases
|
Hazard ratio* (95% CI)
|
No. of cases
|
Hazard ratio* (95% CI)
| |
<55 years of age at baseline (N = 23,849) | 13 | 1.00 (ref) | 12 | 1.57 (0.72, 3.46) | 6 | 1.79 (0.68, 4.72) | 6 | 1.40 (0.53, 3.69) |
≥55 years of age at baseline (N = 15,685) | 19 | 1.00 (ref) | 8 | 1.10 (0.48, 2.53) | 4 | 1.28 (0.43, 3.78) | 4 | 0.96 (0.33, 2.85) |