Table 1.
Characteristics of study participants.
| YOF3 (n = 34) | YOF4 (n = 34) | INDO (n = 34) | |
|---|---|---|---|
| Gender (female: male) | 32 : 2 | 30 : 4 | 31 : 3 |
| Age (years)1 | 62.29 ± 7.89 | 62.18 ± 6.77 | 60.76 ± 7.03 |
| BMI (kg/m2)1 | 25.56 ± 3.73 | 25.86 ± 3.91 | 27.51 ± 4.81 |
| Localization of OA (right knee: left knee: both knees) | 5 : 5: 24 | 1 : 6: 27 | 2 : 5: 27 |
| Kellgren and Lawrence X-ray grade (Grade 2: Grade 3: Grade 4) | 20 : 23: 15 | 22 : 20: 19 | 29 : 15: 17 |
| VAS pain1 | 53.65 ± 8.03 | 52.71 ± 9.45 | 49.24 ± 9.61 |
| VAS stiffness1 | 45.79 ± 14.11 | 50.53 ± 15.40 | 47.76 ± 15.02 |
| KOOS1 | |||
| Pain | 53.59 ± 13.62 | 57.00 ± 13.29 | 53.68 ± 15.54 |
| Other knee symptoms | 58.91 ± 13.56 | 63.21 ± 15.57 | 58.38 ± 14.05 |
| Activities of daily living | 54.12 ± 13.88 | 55.26 ± 15.84 | 55.76 ± 17.05 |
| Sport and recreation function | 30.00 ± 16.24 | 25.59 ± 19.84 | 27.94 ± 19.70 |
| Knee-related quality of life | 33.29 ± 16.81 | 32.71 ± 13.66 | 32.47 ± 15.80 |
1Data shown as mean ± SD.