Table 2.

Urinary parameters before and after dietary advice (DA)

Urine parameter	Before DA	After DA	p value
Volume (ml/day)	2057 ± 79	2573 ± 71	< 0.0001
pH	5.77 ± 0.05	5.78 ± 0.05	0.87
Creatinine (mmol/day)	13.7 ± 0.4	13.3 ± 0.4	0.15
Sodium (mmol/day)	174 ± 7	184 ± 8	0.19
Potassium (mmol/day)	65 ± 2	70 ± 3	0.1
Calcium (mmol/day)	5.49 ± 0.24	7.98 ± 0.38	< 0.0001
Oxalate (mmol/day)	0.34 ± 0.01	0.26 ± 0.01	< 0.0001
Urea (mmol/day)	389 ± 11	383 ± 14	0.91
Phosphate (mmol/day)	29.1 ± 0.9	27.6 ± 1.2	0.25
Uric acid (mmol/day)	3.48 ± 0.12	3.13 ± 0.10	< 0.0001
Citrate (mmol/day)	3.07 ± 0.17	3.36 ± 0.23	0.06
Magnesium (mmol/day)	4.38 ± 0.14	5.41 ± 0.23	< 0.0001
AP (CaOx) index EQ	0.93 ± 0.05	0.73 ± 0.05	0.0005

Data before DA are means of two 24-h urine collections. For details, see text