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Size of SIFK lesions.
| Size of lesion (MFC) | TKA group (n = 45) | UKA group (n = 45) | P-value |
|---|---|---|---|
| Coronal | 11.32 ± 4.66 mm | 13.79 ± 2.50 mm | 0.09 |
| Sagittal | 17.65 ± 7.36 mm | 19.61 ± 5.88 mm | 0.33 |
| Depth | 4.81 ± 1.74 mm | 5.72 ± 2.50 mm | 0.09 |
*Data are presented as mean ± standard deviation unless otherwise indicated. SIFK, subchondral insufficiency fracture of the knee. MFC, medial femoral condyle.
