Relative risk (RR) of recovery from spinal pain in adult offspring associated with parental spinal pain; analysis stratified by leisure time physical activity
| Parental spinal pain | Physically active | Physically inactive | ||||
| No of persons | No of cases | Adjusted RR* (95% CI) | No of persons | No of cases | Adjusted RR* (95% CI) | |
| None | 229 | 97 | 1.00 (ref.) | 111 | 40 | 1.00 (ref.) |
| Mother or father | 434 | 163 | 0.94 (0.77 to 1.14) | 246 | 74 | 0.82 (0.60 to 1.11) |
| Both parents | 314 | 100 | 0.78 (0.62 to 0.98) | 166 | 58 | 0.98 (0.71 to 1.35) |
*Adjusted for age, sex, BMI, smoking, education and HADS score.
BMI, body mass index; HADS, Hospital Anxiety and Depression Scale.