Table 3.
Visual Analogue Scale (VAS) scores and Knee Injury and Osteoarthritis Outcome Scores (KOOS) before and 1 month after a single PRP injection.
| Clinical score | Before | After 1 month | p value |
|---|---|---|---|
| VAS | 52.6 ± 27.9 | 40.5 ± 25.6 | <0.001 |
| KOOS (symptom) | 59.5 ± 20.9 | 66.4 ± 18.4 | <0.001 |
| KOOS (pain) | 56.6 ± 20.8 | 65.7 ± 17.7 | <0.001 |
| KOOS (activity of daily living) | 70.9 ± 18.9 | 78.9 ± 14.8 | <0.001 |
| KOOS (sports and recreation function) | 36.4 ± 25.3 | 44.3 ± 26.4 | <0.001 |
| KOOS (quality of life) | 31.6 ± 21.6 | 43.1 ± 21.8 | <0.001 |