Table 7.
Significant correlations with FTIR parameters
| Mineral-to-matrix ratio |
Collagen crosslinks |
Crystal size |
||||
|---|---|---|---|---|---|---|
| r | P value | r | P value | r/mean | P value | |
| Age | 0.456 | 0.009 | ||||
| Race (non-Black/Black) | (1.195/1.144) | 0.04 | ||||
| Osteoid volume/bone volume | −0.359 | 0.044 | ||||
| Osteoid thickness | −0.373 | 0.035 | ||||
| Bone formation rate/bone surface | −0.378 | 0.039 | ||||
| Activation frequency | −0.421 | 0.016 | ||||
| Aortic calcification score | 0.379 | 0.035 | 0.372 | 0.039 | ||
| Aortic calcification volume | 0.402 | 0.025 | 0.363 | 0.045 | ||
| BSAP | −0.428 | 0.016 | ||||
| Sclerostin | 0.464 | 0.007 | 0.381 | 0.032 | ||
BSAP, bone-specific alkaline phosphatase; FTIR, Fourier transform infrared spectroscopy.