Table 3.
Patient-reported outcome measures (pain: VAS and KOOS-pain; function: IKDC, WOMAC, KOOS: symptom, ADL, sport/recreation and QOL).
| Control Group | PRP Group | ||||
|---|---|---|---|---|---|
| PROM | Pre-Procedure | Post Trephination | Pre-Procedure | Post Trephination | P a |
| VAS | 4.40 ± 0.07 (3.55–5.25) | 2.05 ± 0.08 (1.27–2.82) | 5.38 ± 0.05 (4.77–5.99) | 1.97 ± 0.05 (1.40–2.55) | 0.39 |
| IKDC | 54.92 ± 0.54 (49.08–60.77) | 88.12 ± 0.89 (79.97–96.28) | 51.99 ± 0.34 (47.62–56.36) | 85.98 ± 0.52 (79.79–92.16) | 0.36 |
| WOMAC | 28.93 ± 0.61 (22.42–35.45) | 7.50 ± 0.59 (2.06–12.94) | 34.36 ± 0.35 (29.90–38.82) | 9.72 ± 0.32 (5.95–13.48) | 0.21 |
| KOOS | |||||
| Pain | 65.30 ± 0.54 (59.51–71.10) | 89.00 ± 0.63 (83.19–94.81) | 57.48 ± 0.30 (57.18–57.78) | 87.24 ± 0.36 (82.99–91.48) | 0.22 |
| Symptoms | 69.86 ± 0.62 (63.18–76.54) | 90.42 ± 0.56 (85.26–95.58) | 63.53 ± 0.39 (63.23–63.83) | 92.03 ± 0.27 (88.80–95.26) | 0.27 |
| ADL | 68.42 ± 0.66 (61.33–75.50) | 92.38 ± 0.61 (86.80–97.95) | 63.70 ± 0.37 (63.40–64.00) | 89.36 ± 0.36 (85.07–93.64) | 0.25 |
| S/R | 33.50 ± 0.62 (26.84–40.16) | 78.98 ± 1.10 (68.83–89.12) | 35.83 ± 0.51 (35.53–36.14) | 69.52 ± 0.77 (60.29–78.74) | 0.11 |
| QoL | 35.00 ± 0.49 (29.73–40.27) | 68.18 ± 1.08 (58.28–78.08) | 37.90 ± 0.26 (37.59–38.20) | 67.06 – 0.55 (60.56–73.56) | 0.42 |
a For the control group vs. PRP group; Data are presented as mean ± standard error (CI 95%) unless otherwise indicated. PROM, patient related outcome measures; VAS, visual analogue scale; WOMAC, Western Ontario and McMaster Universities Osteoarthritis Index; IKDC, International Knee Documentation Committee; KOOS, Knee injury and Osteoarthritis Outcome Score; ADL, activities of daily living; S/R, sport/recreation; QOL, quality of life.