Table 4.

Mean change of blood and urine parameters of patients with potassium citrate supplementation (Group C) compared with patients without supplementation (Group NC)

Parameters	Mean change C	Mean change NC	P-value
BMI (kg/m2)	0.6 (2.4)	0.2 (1.4)	0.695
Creatinine (µmol/L)	2.2 (9.8)	0.1 (6.9)	0.194
eGFR (mL/min/1.73 m2)	−0.1 (7.1)	−0.1 (9.8)	0.980
Glucose (mmol/L)	−0.1 (0.6)	0.0 (1.3)	0.323
HbA1c (%)	0.0 (0.5)	0.2 (2.4)	0.282
Cholesterol (mmol/L)	0.0 (0.6)	0.0 (0.6)	0.914
Calcium (mmol/L)	0.0 (0.2)	0.0 (0.1)	0.341
Phosphate (mmol/L)	0.1 (6.4)	−2.0 (7.5)	0.105
25(OH) D3 (nmol/L)	0.6 (26.1)	4.2 (25.5)	0.417
1,25(OH)2 D3 (pmol/L)	−4.2 (41.0)	1.3 (44.6)	0.449
PTH (ng/L)	−1.0 (10.5)	−4.2 (22.8)	0.167
Serum bicarbonate (mmol/L)	0.7 (2.8)	0.2 (2.6)	0.308
Potassium (mmol/L)	0.1 (0.5)	0.0 (0.3)	0.109
Chloride (mmol/L)	0.3 (3.2)	−1.7 (10.5)	0.029
Sodium	−0.2 (2.6)	−0.2 (3.3)	0.983
Volume (mL)	227.6 (740.9)	290.0 (716.0)	0.628
pH	0.2 (0.48)	0.0 (0.63)	0.066
Creatinine (mmol/24 h)	−0.4 (3.4)	−1.2 (8.3)	0.361
Sodium (mmol/24 h)	1.9 (122.0)	−6.5 (91.4)	0.680
Potassium (mmol/24 h)	12.6 (31.7)	2.5 (27.5)	0.066
Calcium (mmol/24 h)	0.3 (2.1)	−0.3 (3.5)	0.170
Phosphate (mmol/24 h)	1.0 (10.9)	−0.1 (12.9)	0.598
Magnesium (mmol/24 h)	0.9 (2.3)	0.0 (1.8)	0.020
Citrate (mmol/24 h)	1.0 (1.7)	0.2 (1.3)	0.010
Oxalate (mmol/24 h)	0.013 (0.198)	0.041 (0.129)	0.385
Uric acid (mmol/24 h)	0.2 (1.3)	−0.1 (1.5)	0.271
Ammonium (mmol/24 h)	0.0 (6.1)	1.0 (13.3)	0.539

Values are presented as mean (SD) unless stated otherwise.