Table 2 Headache free individuals in HUNT3 (n=13,893): Risk of migraine and tension-type headache in HUNT4 based on HADS1 score categories in HUNT3 evaluated by poisson regression with 95% confidence interval
| Â | Number | Definite migraine (n=273) | Tension-type headache (n=1436) | Problable migraine (n=229) |
|---|---|---|---|---|
| Â | Â | RR (95% CI) | RR (95% CI) | RR (95% CI) |
Model 1 (Adjusted for age, gender and education level) | ||||
HADS-A2 ≤ 7 | 12,276 | 1.00 | 1.00 | 1.00 |
8-10 | 936 | 1.82 (1.27-2.61) | 1.45 (1.23-1.71) | 1.90 (1.28-2.80) |
≥11 | 378 | 1.77 (0.98-3.19) | 1.41 (1.11-1.80) | 1.65 (0.88-3.09) |
HADS-D3 ≤ 7 | 12,677 | 1.00 | 1.00 | 1.00 |
8-10 | 777 | 2.20 (1.43-3.38) | 1.49 (1.24-1.80) | 1.45 (0.85-2.48) |
≥11 | 192 | 2.28 (1.01-5.14) | 1.11 (0.72-1.69) | 1.80 (0.68-4.74) |
Total4 ≤ 14 | 12,877 | 1.00 | 1.00 | 1.00 |
15-21 | 871 | 1.81 (1.19-2.74) | 1.57 (1.33-1.86) | 1.42 (0.87-2.30) |
≥22 | 145 | 4.89 (2.59-9.24) | 1.70 (1.17-2.48) | 3.34 (1.51-7.38) |
Model 2 (Adjusted for age, gender, education level, smoking status and body mass index) | ||||
HADS-A2 ≤ 7 | 12,276 | 1.00 | 1.00 | 1.00 |
≥8 | 1314 | 1.75 (1.27-2.42) | 1.42 (1.23-1.64) | 1.76 (1.24-2.49) |
8-10 | 936 | 1.77 (1.24-2.53) | 1.44 (1.22-1.70) | 1.83 (1.24-2.72) |
≥11 | 378 | 1.71 (0.95-3.09) | 1.38 (1.08-1.77) | 1.59 (0.85-2.98) |
HADS-D3 ≤ 7 | 12,677 | 1.00 | 1.00 | 1.00 |
≥8 | 969 | 2.15 (1.45-3.18) | 1.41 (1.18-1.67) | 1.45 (0.90-2.35) |
8-10 | 777 | 2.13 (1.38-3.29) | 1.48 (1.23-1.79) | 1.39 (0.81-2.38) |
≥11 | 192 | 2.21 (0.99-4.92) | 1.11 (0.72-1.70) | 1.79 (0.67-4.76) |
Total4 ≤ 14 | 12,877 | 1.00 | 1.00 | 1.00 |
≥15 | 1016 | 2.10 (1.46-3.04) | 1.57 (1.34-1.84) | 1.58 (1.03-2.43) |
15-21 | 871 | 1.74 (1.14-2.66) | 1.56 (1.32-1.85) | 1.35 (0.83-2.21) |
≥22 | 145 | 4.54 (2.39-8.60) | 1.64 (1.11-2.41) | 3.20 (1.44-7.13) |