Table 4 Radiographic outcome
| Â | Study group | Control group | p value |
|---|---|---|---|
n = 70 | n = 173 | ||
Stable bony union [n] (%) | 66 (94.3) | 156 (90.2) | 0.30 |
Periprosthetic radiolucencies | |||
No periprosthetic radiolucency [n] (%) | 66 (94.3) | 156 (90.2) | 0.30 |
Partial radiolucency < 1 mm [n] (%) | 2 (2.9) | 7 (4) | 0.66 |
Partial radiolucency > 1 mm [n] (%) | 2 (2.9) | 9 (5.2) | 0.43 |
Progressive radiolucency [n] (%) | 0 (0) | 1 (0.6) | 0.52 |
Sum of radiolucencies [n] (%) | 4 (5.7) | 17 (9.8) | 0.30 |
Stem migration | |||
No stem migration [n] (%) | 67 (95.7) | 157 (90.8) | 0.19 |
Stem migration < 2 mm [n] (%) | 1 (1.4) | 8 (4.6) | 0.23 |
Stem migration 2–5 mm [n] (%) | 1 (1.4) | 4 (2.3) | 0.66 |
Stem migration > 5 mm [n] (%) | 1 (1.4) | 4 (2.3) | 0.66 |
Sum of stem migration [n] (%) | 3 (4.3) | 16 (9.2) | 0.19 |
Proximal stress shielding | |||
Proximal stress shielding [n] (%) | 4 (5.7) | 31 (17.9) | <0.05 |