Table 4.
MRI and clinical observations throughout the study period for patients with lesions in the medial tibial plateau
| Before treatment | 3 months | 6 months | Final follow-up | |
|---|---|---|---|---|
| WOMAC score | ||||
| ESWT (n = 28) | 53.65 ±9.54 | 89.24 ±7.47 | 91.18 ± 4.98 | 91.1 ±4.9 |
| Control (n = 14) | 51.52 ±7.61 | N/A | 61.61 ± 6.84 | 62.27 ±7.48 |
| VAS score | ||||
| ESWT (n = 28) | 7.86 ±1.23 | 1.02 ±1.31 | 0.6 ± 1.01 | 0.39 ±0.67 |
| Control (n = 14) | 7.72 ±0.93 | N/A | 5.23 ± 1.08 | 5.07 ±0.87 |
| BME area on MRI, mm2 | ||||
| ESWT (n = 28) | 711.11 ±288.87 | N/A | 24.83 ± 49.95 | N/A |
| Control (n = 14) | 721.53 ±119.31 | N/A | 447.38 ± 156.36 | N/A |
WOMAC, Western Ontario and McMaster Universities Arthritis Index; ESWT, extracorporeal shock wave therapy; VAS, Visual Analog Scale; BME, bone marrow edema; MRI, magnetic resonance imaging.