Characteristic | Mean ± SD |
---|---|
Female, % | 68 |
Age, yrs | 51 ± 12.7 |
BMI, kg/m2 | 39.6 ± 6.2 |
Clinical knee OA, % | 30 |
Knee range of motion, degrees | 115 ± 9 |
Knee alignment, degrees | 1.3 ± 2.1 |
Quadriceps strength, lbs | 54 ± 18 |
WOMAC pain, 0–20 | 7.6 ± 3.5 |
WOMAC stiffness, 0–8 | 3.6 ± 1.6 |
WOMAC function, 0–68 | 25.7 ± 11.5 |
WOMAC: Western Ontario McMaster Universities Osteoarthritis Index; BMI: body mass index; OA: osteoarthritis.