Variable | Placebo (n=35) | Treatment (n=38) |
Gender: male | 20 (57.1%) | 17 (44.7%) |
Age (years) | 52.0 (16.2) | 52.2 (12.0) |
Body mass index (kg/m²) | 28.9 (8.4) | 27.5 (5.2) |
Waist circumference (cm) | 98.8 (16.4) | 94.8 (13.0) |
Current smoker | 5 (14.3%) | 5 (14.3%) |
Plasma eicosapentaenoic acid and docosahexaenoic acid (wt%) | 3.9 (1.5) | 4.1 (1.8) |
Analgesia medication | 10 (28.6%)* | 3 (7.9%) |
Statin medication | 7 (20%) | 6 (15.8%) |
Symptom duration (months) | 10 (4–18) | 9 (6–19.5) |
Mechanism of injury | ||
Insidious | 17 (48.6%) | 21 (55%) |
Accident/fall | 5 (14.3%) | 8 (21.1%) |
Lifting/repetitive movement | 6 (17.1%) | 6 (15.8%) |
Exercise | 7 (20.0%) | 3 (7.9%) |
Able to sleep on symptomatic shoulder | 17 (48.6%) | 17 (44.7%) |
Summary measures represent means/N (SD/%/range). Differences between groups test with Mann-Whitney test or χ2 test.
*P=0.03
wt%, weight percentage.