Table 5 Age- and gender-adjusted associations between probable tension-type headache prevalence and lifestyle variables, restricted to age groups 35–75 years
Probable TTH | DHS (n = 96) | KORA (n = 319) | SHIP (n = 308) |
|---|---|---|---|
OR (95% CI) | OR (95% CI) | OR (95% CI) | |
Smoking | |||
 Never | 1.00 | 1.00 | 1.00 |
 Past | 0.99 (0.59, 1.66) | 1.14 (0.87, 1.49) | 1.05 (0.78, 1.41) |
 Current | 1.29 (0.75, 2.19) | 1.04 (0.75, 1.43) | 0.94 (0.69, 1.29) |
Physical activity | |||
 None | 1.00 | 1.00 | 1.00 |
 ≤2 h/week | 1.08 (0.65, 1.79) | 1.02 (0.76, 1.37) | 0.84 (0.60, 1.17) |
 >2 h/week | 0.78 (0.47, 1.30) | 0.81 (0.59, 1.10) | 0.93 (0.69, 1.25) |
Alcohol consumptiona | |||
 None | 1.00 | 1.00 | 1.00 |
 Moderate | 0.87 (0.53, 1.44) | 1.25 (0.93, 1.68) | 0.87 (0.63, 1.19) |
 Increased | 0.86 (0.51, 1.44) | 0.92 (0.68, 1.24) | 0.64 (0.42, 0.98) |
Body mass index (kg/m2) | |||
 <25 | 1.00 | 1.00 | 1.00 |
 25.0–29.9 | 1.03 (0.61, 1.76) | 0.76 (0.57, 1.01) | 1.43 (1.05, 1.96) |
 ≥30.0 | 1.23 (0.70, 2.16) | 0.90 (0.66, 1.24) | 1.50 (1.08, 2.10) |
Health indexb | 0.92 (0.82, 1.04) | 1.01 (0.94, 1.08) | 0.97 (0.90, 1.04) |