Table 1.
Patient Demographics and Medial Meniscus Posterior Root Tear Types (n = 26 Patients, 27 Knees)a
| Value | |
|---|---|
| Sex, n (%) | |
| Female | 20 (77) |
| Male | 6 (23) |
| Laterality, n (%) | |
| Right | 18 (67) |
| Left | 9 (33) |
| Age at initial MRI, y | 55.7 ± 9.9 |
| Outerbridge grade on initial MRI | |
| Medial tibial plateau | 1.6 ± 1.2 |
| Medial femoral condyle | 2.4 ± 1.2 |
| Body mass index, kg/m2 | 33.0 ± 8.2 |
| Time between first and last MRI, y | 2.0 ± 2.0 |
| No. of MRI scans, n | |
| 2 | 21 |
| 3 | 3 |
| 4 | 3 |
| LaPrade classification, n | |
| Type 1 | 3 |
| Type 2 | 16 |
| Type 2A | 7 |
| Type 2B | 2 |
| Type 2C | 7 |
| Type 3 | 0 |
| Type 4 | 8 |
| Type 5 | 0 |
aData are shown as mean ± SD unless otherwise indicated. MRI, magnetic resonance imaging.