Pearson correlation coefficient of the relationships between age, BMI, and basal biochemical parameter levels
| Parameter | BMI | iCa | 25(OH)D | 1.25(OH)2D3 | iPTH | OC | B-ALP | CTX |
|---|---|---|---|---|---|---|---|---|
| B-ALP, bone alkaline phosphatase; BMI, body mass index; CTX, type I collagen C-telopeptide; iCa, ionised calcium; iPTH, intact parathyroid hormone; OC, osteocalcin. | ||||||||
| *p<0.05; **p<0.01; ***p<0.001. | ||||||||
| Age | −0.378 | −0.165 | −0.504** | −0.533** | 0.558** | 0.036 | 0.055 | 0.196 |
| BMI | 0.037 | 0.075 | 0.154 | −0.427* | −0.128 | −0.073 | −0.344 | |
| iCa | 0.175 | 0.263 | −0.341 | 0.273 | 0.281 | 0.345 | ||
| 25(OH)D | 0.585** | −0.506** | −0.410* | −0.364 | −0.584 | |||
| 1.25(OH)2D3 | −0.468* | −0.154 | −0.238 | 0.342 | ||||
| iPTH | 0.136 | 0.148 | 0.075 | |||||
| OC | 0.755*** | 0.821** | ||||||
| B-ALP | 0.750** | |||||||