Table 1. Demographic and clinical characteristics of the participants (n=202).
| n | % | Mean±SD | |
| Age (year) | 55.2±9.7 | ||
| Sex | |||
| Male | 71 | 35.1 | |
| Female | 131 | 64.9 | |
| Type of osteoarthritis | |||
| Primary | 146 | 72.3 | |
| Secondary | 56 | 27.7 | |
| Tönnis grading | |||
| Tönnis Grade 1 | 0 | 0 | |
| Tönnis Grade 2 | 19 | 9.4 | |
| Tönnis Grade 3 | 36 | 17.8 | |
| Missing data | 55 | 72.8 | |
| BMI (kg/m2) | 27.58±5.46 | ||
| WOMAC-Pain | 12.50±4.42 | ||
| WOMAC-Stiffness | 4.49±2.30 | ||
| WOMAC-ADL | 45.04±13.52 | ||
| WOMAC-Total | 62.38±18.50 | ||
| EQ-5D-3L-Index | 0.14±0.39 | ||
| SD: Standard deviation; BMI: Body mass index; WOMAC: Western Ontario and McMaster Universities Osteoarthritis Index; ADL: Activities of daily living; EQ-5D-3L: European Quality of Life Scale. | |||