Table 3 The results of biochemical tests of spot urine and serum at the baseline and the control visit

 pH

8

7.5

5.0–6.9

 Urine-specific gravity

1.008

1.016

> 1.023

 Protein

negative

negative

negative

 Albumin to creatinine ratio (ACR) [mg/mmol]

0.752

Not done

< 3

 Protein to creatinine ratio (PCR) [mg/mmol]

14.2

21.3

< 15

 Glucose [mg/dL]

absent

absent

(−)

 Urine osmolality [mOsmol/kg H₂O]

454

Not done

50–1400

 Sodium concentration [mmol/L]

65

41.5

25–150

 Potassium concentration [mmol/L]

121.8

Not done

25–100

 Chloride concentration [mmol/L]

165

306

20–40

 Magnesium concentration [mmol/L]

3.29

6.30

0.4–6.67

 Calcium to creatinine ratio (Ca/Cr) [mmol/mmol]

0.39

0.24

0.20–0.57

 Aldosterone in supine position

35.7

52.0

3.7–43.2

 Creatinine concentration [mg/dL]

0.67

0.57

0.60–1.10

 Glomerular filtration rate (GFR) according to CKD-EPI [mL/min/1.73m²]

120

124

≥90

 Sodium [mmol/L]

139.2

140.9

136–145

 Potassium [mmol/L]

3.9

3.9

3.5–5.0

 Chloride [mmol/L]

98.8

104.9

98–110

 Calcium [mmol/L]

2.42

2.42

2.1–2.55

 Magnesium [mmol/L]

0.53

0.62

0.85–1.15