Patient characteristics
| Total | Men | Women | |
|---|---|---|---|
| Subjects (n) | 58 | 24 | 34 |
| Age (years) | 33.9 | 34.4 | 33.5 |
| Bilateral pain (n) | 51 | 22 | 29 |
| Pain duration (years) | 8.4 | 8.3 | 8.5 |
| Pain on climbing stairs (n) | 57 | 23 | 34 |
| Pain on squatting (n) | 57 | 24 | 33 |
| Pain after sitting for long periods (n) | 47 | 20 | 27 |
| Tegner’s activity scale, work (0–10) | 2.6 | 3.0 | 2.4 |
| Tegner’s activity scale, sport (0–10) | 3.5 | 3.6 | 3.4 |