Percentage decrease (mean±SD and median (IQR)) in oedema on MRI at follow-up, compared with the baseline measurements*
| Platelet-rich plasma n=26 | Platelet-poor plasma n=27 | No injection n=26 | ||||
|---|---|---|---|---|---|---|
| Mean±SD | Median (IQR) | Mean±SD | Median (IQR) | Mean±SD | Median (IQR) | |
| Delay in days† | 9.7±16.7 | 4 (1–13) | 7.6±9.6 | 5 (2–9) | 12.5±18.4 | 7 (3–14) |
| Craniocaudal (cm) | 35.4±60.5 | 41 (15–65) | 18.5±107.6 | 41 (13–72) | 42.7±47.5 | 54 (23–69) |
| Anteroposterior (cm) | 35.1±62.0 | 48 (15–64) | 10.7±108.1 | 36 (12–66) | 38.7±50.0 | 52 (12–66) |
| Mediolateral (cm) | 45.2±37.4 | 43 (13–67) | 14.9±73.2 | 43 (-6–58) | 39.2±37.2 | 34 (20–69) |
| Volume (cm3) | 62.1±66.4 | 81 (59–93) | 9.6±217.6 | 84 (56–91) | 63.5±64.2 | 78 (58–94) |
| Cross-sectional area (%) | 46.8±74.7 | 69 (21–87) | −10.4±206.1 | 70 (15–83) | 49.0±68.8 | 71 (35–86) |
*No statistical significance was found between the three groups.
†As per protocol, MRI was planned at third week postinjury. Number of days delayed in MRI is presented.