Table 2 Mean (SD) for VAS, KOOS, KQoL and functional tests at baseline and four and 12 weeks following final injection
| Â | Â | PA-PRP | HA | ||||
|---|---|---|---|---|---|---|---|
|  |  | Baseline (n = 11) | 4 weeks (n = 11) | 12 weeks (n = 10) | Baseline (n = 10) | 4 weeks (n = 10) | 12 weeks (n = 9) |
Pain | VAS | 48.09 (23.75) | 19.64 (17.61)** | 36.89 (25.42) | 39.70 (21.90) | 12.90 (14.06) | 14.13 (9.30) |
KOOS | Symptoms | 48.70 (15.83) | 57.14 (20.33) | 57.86 (22.76) | 62.14 (17.99) | 61.07 (26.86) | 80.16 (8.40) |
| Â | Pain | 57.07 (11.21) | 71.47 (16.67)** | 68.89 (15.76)* | 70.00 (11.25) | 67.22 (25.55) | 79.32 (9.33) |
| Â | Function | 70.72 (13.64) | 79.27 (15.08) | 78.68 (15.87) | 75.44 (12.42) | 79.12 (28.63) | 90.03 (7.31)** |
| Â | Sport | 31.82 (20.40) | 40.46 (28.32) | 41.00 (27.77) | 47.00 (28.69) | 46.50 (33.75) | 64.44 (23.64) |
| Â | QoL | 30.11 (18.92) | 40.89 (27.55) | 38.75 (28.38) | 41.87 (13.51) | 42.50 (21.21) | 54.86 (9.77) |
KQoL | Physical | 57.72 (18.35) | 65.00 (18.14)* | 68.83 (18.64)** | 71.16 (14.91) | 68.33 (27.54) | 80.55 (13.46) |
| Â | Activity | 59.09 (23.33) | 72.73 (16.79) | 70.00 (22.23) | 75.50 (15.71) | 78.50 (29.16) | 88.89 (7.41) |
| Â | Emotional | 46.97 (26.69) | 58.71 (23.68)* | 58.75 (29.49)** | 58.75 (24.25) | 67.08 (29.88) | 75.00 (16.00) |
Functional tests | Hops | 46.64 (33.04) | 57.64 (41.36)* | 79.33 (34.17)** | 55.50 (35.43) | 51.50 (39.49) | 79.25 (38.04) |
| Â | Knee bends | 19.45 (8.25) | 22.27 (8.37) | 31.44 (7.96)** | 20.50 (13.23) | 25.30 (16.60) | 31.13 (15.63) |