Baseline characteristics | Interventiona (n = 277) | Controla (n = 248) | P valuec | Interventionb (n = 206) | Controlb (n = 184) | P valuec |
---|---|---|---|---|---|---|
Age, years | 40.0 (6.1) | 39.0 (7.1) | 0.11 | 40.7 (5.7) | 39.4 (6.8) | 0.04 |
Body mass index, kg/m2 | 28.5 (6.1) | 28.1 (6.7) | 0.50 | 28.4 (6.3) | 27.2 (5.8) | 0.06 |
Employment, n (%) | 0.64 | 0.49 | ||||
Full-time paid work | 52 (19.0) | 41 (16.7) | 38 (18.5) | 27 (14.8) | ||
Part time/casual work | 144 (52.6) | 139 (56.5) | 110 (53.7) | 108 (59.0) | ||
No paid work | 78 (28.5) | 66 (26.8) | 57 (27.8) | 48 (26.2) | ||
Education, n (%) | 0.20 | 0.05 | ||||
No post school qualification | 42 (15.3) | 50 (20.3) | 29 (14.2) | 38 (20.8) | ||
Certificate/diploma/apprenticeship | 127 (46.2) | 116 (47.2) | 80 (39.2) | 81 (44.3) | ||
Bachelor degree or higher | 106 (38.6) | 80 (32.5) | 95 (46.6) | 64 (35.0) | ||
WOMAC pain, median (range) | 0 (0–20) | 0 (0–15) | 0.77 | 0 (0–20) | 0 (0–15) | 0.76 |
Any self-reported knee paind, n (%) | 98 (35.4) | 85 (34.3) | 0.79 | 67 (32.5) | 64 (34.8) | 0.64 |