Variable | Value, mean (SD) | > 0,1 mm/y threshold | < 0,1 mm/y threshold | p |
---|---|---|---|---|
Patient reported outcome | ||||
HHS, mean (SD) | 92.8 (12.3) | 90.6 (15.0) | 93.0 (12.2) | 0.79 |
Tegner, mean (SD) | 3.6 (1.3) | 3.8 (1.5) | 3.6 (1.3) | 0.84 |
UCLA, mean (SD) | 6.3 (1.9) | 6.2 (1.6) | 6.3 (2.0) | 0.9 |
Radiographic Assessment | ||||
Stem alignment (°) | 2.9 (2.6) | 3.1 (1.9) | 2.9 (2.7) | 0.73 |
Cup inclination (°) | 41.7 (7.1) | 37.9 (8.7) | 42.0 (6.9) | 0.095 |
Cup anteversion (°) | 23.6 (8.5) | 26.6 (8.1) | 23.3 (8.6) | 0.278 |
∆LLD (mm) | 5.1 (5.9) | 6.3 (5.3) | 5.0 (5.9) | 0.51 |
∆AO (mm) | -7.4 (6.2) | -7.2 (5.4) | -9.5(6.3) | 0.29 |
∆FO (mm) | 5.9 (6.7) | 12.4 (4.4) | 5.2 (6.6) | 0.002** |
∆HO (mm) | -1.5 (6.3) | 2.9 (4,6) | -1.9 (6.4) | 0.029* |
Linear wear rate (mm/y) | 0.059(0.031) | 0.120 (0.016) | 0.053 (0.025) | 0.000*** |