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Articular cartilage matrix metalloproteinase-3 (MMP-3) expression and Osteoarthritis Research Society International (OARSI) histopathology scores in all groups
| Group 1 | Group 2 | Group 3 | |
|---|---|---|---|
| MMP-3 expression (%) | 42.5 ± 21.0 (5–80) | 14.4 ± 19.8 (0–50) | 3.6 ± 4.1 (0–10) |
| P = 0.001 | P = 0.429 | ||
| OARSI histopathology scores | 9.4 ± 3.9 (4–16) | 5.1 ± 3.6 (1–9) | – |
| P = 0.004 | P < 0.001 |
