Table 2.
Microstructural indices of newly formed bone.
| Parameter | Injected material |
|
|---|---|---|
| Saline | PTH 1-34 | |
| Tissue volume (TV, mm3) | 19.0 ± 5.6 | 12.6 ± 8.3a |
| Bone volume (BV,mm3) | 0.7 ± 0.4 | 2.1 ± 1.8⁎ |
| Bone volume density (BV/TV, %) | 3.8 ± 2.1 | 16.7 ± 7.2⁎⁎⁎ |
| Trabecular thickness (Tb.Th, μm) | 162.4 ± 17.2 | 200.0 ± 41.0⁎⁎ |
| Trabecular number (Tb.N, mm− 1) | 0.16 ± 0.07 | 0.52 ± 0.25⁎⁎ |
| Trabecular separation (Tb.Sp, μm) | 877.2 ± 301.8 | 364.2 ± 161.4⁎⁎ |
| Cortical bone ratio (Cv/Av, %) | 37.2 ± 5.4 | 56.4 ± 18.4⁎⁎ |
| Cortical bone thickness (Ct, μm) | 360.5 ± 37.7 | 539.2 ± 193.7⁎⁎ |
Values are given as the mean and the standard deviation. The values were significantly higher in the group that received PTH 1-34.
a
The value was significantly lower in the group that received PTH 1-34.
⁎
p < 0.05.
⁎⁎
p < 0.01.
⁎⁎⁎
p < 0.001.