Pain duration, physical limitation, anxiety, depression, and work absence
| Characteristic | |
|---|---|
| Pain duration, n (%) | |
| Less than 3 months | 310 (14) |
| 3–12 months | 650 (30) |
| 1–2 years | 424 (20) |
| 3–10 years | 510 (24) |
| >10 years | 268 (12) |
| SF-36 domain, mean (SD) | |
| Physical function | 36.5 (12.0) |
| Role limitations — physical | 35.7 (12.1) |
| Bodily pain | 34.4 (8.6) |
| General health | 41.5 (11.3) |
| Vitality | 41.5 (11.5) |
| Social functioning | 38.3 (13.2) |
| Role limitations — emotional | 40.0 (15.4) |
| Mental health | 43.3 (12.3) |
| Major physical limitation, n (%) | 1651(76) |
| Anxiety, n (%) | |
| Borderline (HADS 8–10) | 441 (20) |
| Probable case (HADS ≥11) | 619 (29) |
| Depression, n (%) | |
| Borderline (HADS 8–10) | 420 (19) |
| Probable case (HADS ≥11) | 380 (18) |
| Employment, n (%) | |
| Currently employed | 1136 (53) |
| Time off work because of musculoskeletal problems in the preceding 6 months | 516 (45] |
| Ability to perform usual job, n (%) | |
| Currently performing usual job | 811 (71) |
| Working fewer hours | 65 (6) |
| Doing lighter duties | 125 (11) |
| On paid sick leave | 108 [10] |
| On unpaid leave | 27 (2) |
Missing data for all variables < 1%.