Table 2.
Biochemical findings at baseline and after treatment with vitamin D3 and calcium carbonate.
| Biochemical tests | Pre-treatment (N = 29), median (IQR) | Post-treatment (N = 25), median (IQR) | Non-parametric Mann-Whitney test P value |
|---|---|---|---|
| Serum 25OHD; normal range, > 30 nmol/L | 22.4 (13.8–29.9) | 80.0 (53.7–98.7) | < 0.0001 |
| Plasma PTH; normal range, 15–65 pg/mL | 122.9 (71.5–223.6) | 31.1 (18.6–52.7) | < 0.001 |
| Serum ALP; normal range, < 800 UL | 1,956 (1,204–2,892) | 888 (794–1,034) | < 0.001 |
| Serum phosphate; normal range, 1.29–2.26 nmol/L | 1.34 (1.06–1.50) | 1.22 (1.12–1.36) | 0.396 |
| Serum calcium; normal range, 2.00–2.50 nmol/L | 2.15 (2.05–2.29) | 2.30 (2.19–2.39) | 0.004 |
25OHD = 25-hydroxyvitamin D; ALT = alkaline phosphatase; IQR = interquartile range; PTH = parathyroid hormone.