Table 1.
Mean (SD) health-related quality of life outcomes per patient over 12 months
| EQ-5D-3 L scores | ALL | Referred leg pain | Sciatica |
|---|---|---|---|
| Base case (Imputed) analysis | n = 609 | n = 157 | s = 452 |
| Baseline | 0.446 (0.316) | 0.470 (0.306) | 0.438 (0.320) |
| 4 months | 0.625 (0.266) | 0.644 (0.237) | 0.613 (0.275) |
| 12 months | 0.663 (0.243) | 0.649 (0.232) | 0.669 (0.246) |
| Total 12 month QALYs | |||
| Unadjusted | 0.608 (0.228) | 0.617 (0.214) | 0.606 (0.232) |
| Difference (Bootstrapped 95% CI’s) | −0.011 (− 0.049 to 0.031) | ||
| Adjusteda | 0.608 | 0.605 | 0.610 |
| Difference (Bootstrapped 95% CI’s) | 0.005 (−0.021 to 0.032) | ||
aThe values are predicted mean scores obtained from the multiple regression equation when controlling for baseline imbalances
QALY quality-adjusted life years, CI confidence intervals