Baseline characteristics for the intervention (HEAVY) and comparator (LIGHT) in patients with hypermobility spectrum disorder and shoulder symptoms
| Variables | LIGHT, n=50 | HEAVY, n=50 |
| Sex (female), n (%) | 39 (78) | 40 (80) |
| Age (years) | 37.0 (12.0) | 38.6 (13.6) |
| Weight (kg) | 81.6 (16.0) | 79.0 (18.5) |
| Height (cm) | 172.4 (9.2) | 171.4 (8.9) |
| Hypermobility spectrum disorder | ||
| Beighton score (scale 0–9) | 5.8 (1.8) | 5.8 (1.6) |
| 5PQ (scale 0–5) | 3.1 (1.2) | 2.9 (1.1) |
| Generalised HSD, n (%) | 40 (80) | 47 (94) |
| Historical HSD, n (%) | 10 (20) | 3 (6) |
| Dominant writing hand (right), n (%) | 48 (96) | 43 (86) |
| Symptomatic shoulder (right), n (%) | 30 (60) | 27 (54) |
| Symptom duration (median months) | 36 (11.8, 87) | 43 (14.3, 120) |
| Previous shoulder dislocation (yes), n (%) | 8 (16) | 10 (20) |
| Feeling shoulder is loose (yes), n (%) | 26 (52) | 22 (44) |
| Primary outcome measure | ||
| WOSI total (scale 0–2100) | 1071.5 (379.8) | 1042.1 (351.9) |
Continuous data are presented as mean (SD) or median (IQR), and categorical variables are presented as proportion n (%).
HSD, hypermobility spectrum disorder; 5PQ, 5-part Questionnaire; WOSI, Western Ontario Shoulder Instability Index.