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Basic characteristics of patients
| Parameter | TSM group | OSM group |
|---|---|---|
| Cases | 66 | 59 |
| Gender | ||
| Men | 23 | 18 |
| Women | 43 | 41 |
| Age (Year) | 16–65 (48.3) | 17–66 (49.2) |
| Knee | ||
| Left knee | 32 | 28 |
| Right knee | 34 | 31 |
| Medical history(M) | 6–29 (18.5) | 5–29 (19.1) |
| History of trauma (Cases) | 30 | 27 |
| Outerbridge rating | ||
| I-II | 51 | 45 |
| III | 10 | 8 |
| IV | 5 | 6 |
| Combined meniscus injury | 21 | 20 |
| Synovial fold hyperplasia | 10 | 8 |
| Free body | 8 | 8 |
