Risk ratios and population attributable fractions for prescribed migraine-specific medication before the age of 60 in relation to cardiovascular fitness levels in young adult men
| Model 1*, n=1 143 831 | |||
| Cardiovascular fitness† | Migraine /total no. | RR (95% CI) | PAF (95% CI) |
| High | 5 525/3 16 113 | 1.00 (reference) | |
| Medium | 13 448/6 73 536 | 1.15 (1.12 to 1.19) | 8.0% (4.0 to 11.7) |
| Low | 3 550/1 54 182 | 1.29 (1.24 to 1.35) | 3.6% (1.7 to 5.3) |
| Cardiovascular fitness† | Model 2‡, n=1 140 973 | ||
| Migraine /total no. | RR (95% CI) | PAF (95% CI) | |
| High | 5517/3 15 644 | 1.00 (reference) | |
| Medium | 13 411/6 71 824 | 1.14 (1.11 to 1.18) | 7.5% (3.2 to 11.4) |
| Low | 3537/153 505 | 1.27 (1.21 to 1.32) | 3.3% (1.2 to 5.2) |
*Adjusted for age, conscription calendar year and region and parental education.
†High level=reference category.
‡Adjusted for age, conscription calendar year and region, parental education and BMI.
.BMI, body mass index; PAF, population attributable fraction; RR, risk ratio; no., number of events.