Table 3 Analysis of postoperative outcome and stem migration between zoledronate and control groups 2-year follow-up after surgery. Continuous variables were described as mean (SD)
Zoledronate group (n = 59) | Control group (n = 66) | p value | |
|---|---|---|---|
Radiologic findings (cases) | |||
Stem subsidence | 0 | 0 | 1.000 |
Cortical porosis around stem | 0 | 1 | 1.000 |
Clinical findings | |||
Ambulatory status (Koval scores) | |||
Preoperative (A) | 2.0 (1.6) | 2.3 (1.7) | 0.282 |
Postoperative (B) | 3.2 (2.4) | 3.7 (2.5) | 0.325 |
Differences (B-A) | 1.3 (2.2) | 1.4 (2.5) | 0.769 |
Recovery to pre-fracture status (cases) | 43 | 46 | 0.695 |