| Job left or work restricted because of LBPa | |||
---|---|---|---|---|
 | n | % | PRb | (95% CI) |
Disc herniation | Â | Â | Â | Â |
   Absent | 17 | 31 | 1 | - |
   Present | 30 | 28 | 0.7 | (0.4-1.2) |
Mental health | Â | Â | Â | Â |
   Good | 14 | 23 | 1 | - |
   Intermediate | 16 | 33 | 1.3 | (0.7-2.3) |
   Poor | 17 | 32 | 1.3 | (0.7-2.4) |
Number of distressing somatic symptoms | Â | Â | Â | Â |
   0 | 24 | 24 | 1 | - |
   1 | 9 | 26 | 0.9 | (0.5-1.6) |
   ≥ 2 | 14 | 45 | 1.4 | (0.7-2.6) |
Job at baseline entailed lifting, bending, twisting, digging or shovellingc | Â | Â | Â | Â |
   No | 26 | 22 | 1 | - |
   Yes | 21 | 46 | 1.8 | (1.1-3.0) |
Treatment | Â | Â | Â | Â |
   Noned | 15 | 19 | 1 | - |
   Surgerye | 13 | 45 | 2.4 | (1.3-4.7) |
   Injection or physical therapy but not surgeryf | 19 | 35 | 2.0 | (1.1-3.5) |