Baseline characteristics, n=27
| Baseline characteristics | |
| Age (years) | |
| Mean (SD), range | 13.7 (2.7), 9–18 |
| 8–15, n (%) | 18 (66.6%) |
| 16–19, n (%) | 9 (33.3%) |
| Sex, n (%) | |
| Boys | 13 (48.1) |
| Girls | 14 (51.9) |
| Ethnicity | |
| White British, n (%) | 26 (96.3) |
| Other white background | 1 (3.7) |
| Current status | |
| School, n (%) | 27 (100) |
| Part-time/full-time work, n (%) | 5 (18.5) |
| Body region consulted about (>1 site could be reported) | |
| Head | 0 |
| Face | 0 |
| Chest pain | 1 |
| Spine (eg, cervical, thoracic, lumbar spine), n | 7 |
| Cervical | 1 |
| Thoracic | 2 |
| Low back | 4 |
| Lower limb | 23 |
| Hip | 2 |
| Gluteal region | 2 |
| Hip/knee/ankle | 2 |
| Hip/foot | 1 |
| Thigh | 1 |
| Knee | 7 |
| Knee/ankle | 3 |
| Ankle | 1 |
| Foot | 3 |
| Foot/ankle | 1 |
| Upper limb | 4 |
| Elbow | 1 |
| Wrist | 1 |
| Hand+wrist | 1 |
| Hand | 1 |
| Duration of current pain, n (%) (weeks) | |
| <1 | 1 (4.2) |
| 1–6 | 1 (4.2) |
| >12 | 22 (91.7) |
| Taken time off school for current MSK condition | |
| Yes, n (%), duration (%) | 7 (25.9), <1 week 100% |
| Current pain intensity (0–10 NRS), mean (SD), range | 2.8 (2.7), 0–8 |
| Usual pain intensity over last 7 days (0–10 NRS), mean (SD), range | 4.3 (2.1), 0–7 |
| Bothersomeness, n (%): not at all | 7 (25.9) |
| Slightly | 2 (7.4) |
| Moderately | 14 (51.9) |
| Very much | 4 (14.8) |
| Extremely | 0 (0) |
| FDI*, mean (SD), range | 10.7 (8.2), 0–29 |
| No/mild disability (score≤12) | 17 (63) |
| Moderate disability (score 13–29) | 10 (37) |
| Severe disability (score≥30) | 0 (0) |
| KIDSCREEN-27†* | |
| Physical well-being, mean T-value (SD) | 43.3 (7.9) |
| Psychological well-being, mean T-value (SD) | 45.8 (6.8) |
| Autonomy and parent relations, mean T-value (SD) | 50.8 (8.3) |
| Social support and peers, mean T-value (SD) | 50.4 (12.0) |
| School environment, mean T-value (SD) | 48.5 (8.2) |
*FDI sores range from 0 to 60, with higher scores indicating greater functional disability.
†UK National Norm data mean 50 (SD 10). High, average or low quality of life for each subscale was determined by mean of the reference group±half the reference SD as described in the KIDSCREEN manual.
FDI, functional disability index; MSK, musculoskeletal; NRS, numerical rating scale.