Comparison of relative bone density within groups over periodic follow-up and relative bone density changes postoperatively between groups
| Suspension of BPs (MGV) | No suspension of BPs (MGV) | ||
|---|---|---|---|
| MGV over periodic F/U | |||
| Postoperative (T0) | 0.87±0.18 | 1.04±0.15 | |
| 3-month F/U (T1) | 0.93±0.15 | 0.97±0.14 | |
| 6-month F/U (T2) | 0.97±0.16 | 1.01±0.12 | |
| 1-year F/U (T3) | 1.02±0.16 | 1.03±0.12 | |
| 0.000*,1 | 0.287 | ||
| MGV changes from postoperative | |||
| Δ1 (T1-T0) | 0.07±0.09 | –0.07±0.18 | 0.098 |
| Δ2 (T2-T0) | 0.11±0.10 | –0.03±0.15 | 0.036*,2 |
| Δ3 (T3-T0) | 0.15±0.10 | –0.20±0.36 | 0.003*,2 |
(BP: bisphosphonate, MGV: mean gray value, F/U: follow-up)
*
1Statistical significance of repeated measures was obtained using ANOVA.
2Statistical significance was analyzed with Student’s