Table 1.
Patients’ clinical background
| Median (range) | Normal range | |
|---|---|---|
| Male:Female | 94:91 | — |
| Age at diagnosis, yr | 12 (1–78) | — |
| pH | 7.47 (7.24–7.66) | 7.35–7.45 |
| HCO3−, mmol/l | 29.9 (21.8–38.6) | 22–26 |
| Serum K, mEq/l | 2.5 (1.2–3.8) | 3.5–5.3 |
| Serum Mg, mg/dl | 1.6 (0.6–2.7) | 1.7–2.3 |
| Serum Cre, mg/dl | 0.44 (0.17–1.33) | 0.4–1.07 |
| eGFR, ml/min per 1.73 m2 | 111.7 (51.7–239.1) | >90 |
| Renin activity, ng/ml per hour | 13.7 (0.3–400) | 0.2–2.7 |
| Aldosterone, pg/ml | 182.5 (5.1–1870) | 20–130 |
| FENa, % | 0.55 (0.05–2.2) | <1.0 |
| FECl, % | 0.91 (0.02–0.47) | |
| FEK, % | 13.8 (2.9–61.9) | 4–16 |
| FEMg, % | 2.6 (0.04–30.7) | 1.4–2.0 |
| Urine Ca/Cre | 0.01 (0–0.21) | 0.05–0.2 |
Cre, creatinine; eGFR, estimated glomerular filtration rate; FECl, fractional excretion of chloride; FEK, fractional excretion of potassium; FEMg, fractional excretion of magnesium; FENa, fractional excretion of sodium; Urine Ca/Cre, urinary calcium creatinine ratio.