Mean (SD) levels of bone biochemical markers
| Mean (SD) | Normal range | |
|---|---|---|
| Corrected calcium (mmol/l) | 2.4 (0.09) | 2.10–2.65 |
| Phosphate (mmol/l) | 1.1 (0.2) | 0.7–1.4 |
| Total alkaline phosphatase (IU/l) | 121.1 (83.6) | 25–110 |
| Osteocalcin (ng/ml) | 10.4 (4.1) | 3.4–10.0 |
| Bone specific alkaline phosphatase (U/l) | 20.9 (9.8) | 10.0–23.0 |
| Deoxypyridinoline crosslinks (nM/mM) | 7.4 (5.1) | 2.3–7.4 |
| 25-hydroxyvitamin D (ng/ml) | 19.0 (11.1) | 5–30 |
| 25-hydroxyvitamin D (nmol/l) | 48 (28) | 13–75 |
| 1,25-dihydroxyvitamin D (pg/ml) | 31.6 (12.8) | 20–50 |
| 1,25-dihydroxyvitamin D (pmol/l) | 76 (31) | 48–120 |
| Parathyroid hormone (pg/ml) | 26.1 (14.3) | 10–60 |