Baseline characteristics of the study population, n=89
| Characteristics | Missing (n)* | |
| Age, median (IQR) | 52 (47–59) | 0 |
| Neck disability, median (IQR) | 28 (20–33) | 0 |
| Average pain intensity, mean (SD) | 5.2 (1.6) | 0 |
| Depression, median (IQR) | 8 (6–12) | 1 |
| Fear of movement, median (IQR) | 29 (26–33) | 0 |
| Catastrophising, median (IQR) | 6 (3–11) | 0 |
| Social support, mean (SD) | 6.2 (3.4) | 1 |
| Recovery expectation, median (IQR) | 4 (3–4) | 4 |
| Chronic widespread pain, freq (%) | 0 | |
| Yes | 40 (45) | |
| Leisure physical activity, freq (%) | 0 | |
| No/low intensity | 60 (67) | |
| Moderate/high intensity | 29 (33) | |
| Physical workload, freq (%) | 1 | |
| Mostly sedentary | 36 (41) | |
| Low/heavy work load | 52 (59) | |
| Dual-working, freq (%) | 4 | |
| Yes | 38 (45) |
*Missing answer.
freq, frequency.