Preoperative | 5-year postoperative | P-value | ||||
---|---|---|---|---|---|---|
Thickness | % thickness | Thickness | % thickness | Thickness | % thickness | |
Central facet | 2.87 (0.74) | 100 | 1.30 (0.41) | 46.3 (12.3) | < 0.0001 | < 0.0001 |
Medial facet | 3.03 (0.86) | 100 | 1.38 (0.39) | 49.1 (17.8) | < 0.0001 | < 0.0001 |
Lateral facet | 3.44 (0.92) | 100 | 1.29 (0.39) | 39.3 (12.9) | < 0.0001 | < 0.0001 |