Table 2.
Measurements with peripheral quantitative computed tomography (pQCT)
| 6 weeks | 8 weeks | 10 weeks | |||||||
|---|---|---|---|---|---|---|---|---|---|
| Control | PTH30 | P-values | Control | PTH30 | P-values | Control | PTH30 | P-values | |
| n | 5 | 5 | 5 | 5 | 5 | 5 | |||
| Total-Area (mm3) | 63 ± 8 | 70 ± 14 | ns | 64 ± 22 | 83 ± 13 | P < 0.05 | 65 ± 12 | 82 ± 26 | P < 0.05 |
| Cortical-Area: 690 mg/cm3 (mm3) | 19 ± 4 | 22 ± 11 | ns | 25 ± 7 | 25 ± 8 | ns | 21 ± 3 | 21 ± 5 | ns |
| Cortical-Area: 267 mg/cm3 (mm3) | 60 ± 7 | 68 ± 10 | P < 0.05 | 50 ± 14 | 54 ± 19 | ns | 35 ± 7 | 40 ± 6 | ns |
| Medial-Area (mm3) | 43 ± 7 | 50.7 ± 11 | ns | 29 ± 5 | 55 ± 8 | P < 0.05 | 39 ± 7 | 54 ± 18 | P < 0.05 |
| Cortical-Peri (mm) | 28 ± 2 | 30 ± 3 | ns | 28 ± 5 | 32 ± 2 | ns | 28 ± 3 | 32 ± 5 | ns |
| Cortical-Endo (mm) | 23 ± 3 | 24 ± 3 | ns | 21 ± 7 | 29 ± 2 | P < 0.05 | 23 ± 4 | 27 ± 5 | P < 0.05 |
| Cortical-Thk (mm) | 0.7 ± 0.02 | 0.8 ± 0.4 | ns | 1.1 ± 0.4 | 0.9 ± 0.3 | ns | 0.9 ± 0.2 | 0.7 ± 0.2 | ns |
Total-Area total cross-sectional area of the callus, Cortical-Area cortical bone cross-sectional area (690 mg/cm3: typical cortical bone, 267 mg/cm3: including immature bone cortex), Medial-Area medullary cavity area, Cortical-Peri perimeter of the cortical bone periosteum, Cortical-Endo perimeter of the cortical bone endosteum, Cortical-Thk cortical bone thickness