Table 1.
Baseline characteristics of the subjects.
| Number of subjects (males/females) | 307 (102/205) |
|---|---|
| Age (years) | 52.2 ± 14.6 |
| Duration (years) | 4.48 ± 7.06 |
| BMI (kg/m2) | 22.4 ± 3.4 |
| Hemoglobin (g/L) | 120 ± 21 |
| eGFR (mL/min/1.73 m2) | 76.0 ± 39.1 |
| Creatinine (umol/L) | 91.4 ± 76.2 |
| Albumin (g/L) | 38.5 ± 7.7 |
| Serum calcium (mmol/L) | 2.85 ± 0.44 |
| Corrected calcium (mmol/L) | 3.11 ± 0.57 |
| Serum phosphorus (mmol/L) | 0.78 ± 0.28 |
| Serum magnesium (mmol/L) | 0.85 ± 0.18 |
| PTH (pg/mL) | 68.0 ± 80.9 |
| 25(OH)D (ng/mL) | 33.6 ± 17.3 |
| Symptomatic patients, n (%) | 237 (77.2) |
| Anemia, n (%) | 138 (45.0) |
| Hypomagnesemia, n (%) | 77 (25.1) |
BMI, body mass index; eGFR, estimate glomerular filtration rate; PTH, parathyroid hormone; 25(OH)D: 25-hydroxyvitamin D.