Table 2.

Patients’ baseline data.

	All	Control	VLPD	p
Number	146	92	54
Males, %	58	58	58	NS
Age, years	73.6 ± 11.2	73.7 ± 11.9	73.5 ± 10.0	NS
Height, cm	161 ± 8	162 ± 7	159 ± 8	NS
BW, kg	75.5 ± 14.1	77.8 ± 14.2	71.6 ± 13.1	0.0001
SBP, mm Hg	122 ± 20	125 ± 17	117 ± 23	NS
DBP, mm Hg	73 ± 9	74 ± 8	71 ± 10	NS
Creatinine, µmol/L	187.41 ± 68.01	180.34 ± 65.42	198.02 ± 72.49	NS
Azotemia, mmol/L	31.1 ± 11.4	31.4 ± 11.1	30.3 ± 12.1	NS
Glycaemia, mmol/L	5.6 ± 0.9	5.9 ± 0.9	5.3 ± 1.0	NS
Uric Acid, µmol/L	339.0 ± 71.4	410.4 ± 77.3	392.6 ± 59.5	NS
Natrium, mmol/L	139 ± 3	140 ± 4	139 ± 3	NS
Potassium, mmol/L	4.8 ± 1.1	4.9 ± 0.7	4.7 ± 1.3	NS
Calcium, mmol/L	2.3 ± 0.2	2.3 ± 0.7	2.2 ± 2.0	NS
Phosphorus, mmol/L	1.21 ± 0.22	1.22 ± 0.23	1.19 ± 0.20	NS
Bicarbonates, mmol/L	20.81 ± 1.72	20.77 ± 1.77	20.85 ± 1.61	NS
Cholesterol, mmol/L	3.99 ± 0.91	4.04 ± 0.85	3.94 ± 0.93	NS
Triglycerides, mmol/L	1.51 ± 0.65	1.54 ± 0.7	1.48 ± 0.58	NS
PTH, pmol/L	12.94 ± 8.81	11.88 ± 7.43	14.43 ± 10.29	NS
Haemoglobin, g/L	123 ± 17	124 ± 17	121 ± 18	NS
Albumin, g/L	39 ± 4	40 ± 5	38 ± 7	NS
CRP, mg/L	11 ± 28	10 ± 14	13 ± 35	NS
Urinary natrium, mmol/day	144 ± 78	162 ± 77	135 ± 99	NS
Urinary potassium, mmol/day	46 ± 24	52 ± 22	38 ± 19	NS
Urinary phosphate, mmol/day	197.7 ± 86.9	201.2 ± 84.3	194.4 ± 73	NS
UUN, mmol/day	7.5 ± 2.5	7.1 ± 1.8	7.8 ± 2.1	NS
Urinary proteins, g/day	0.525 ± 0.829	0.593 ± 1	0.424 ± 0.475	NS
Urinary creatinine, µmol/day	87.5 ± 34.5	99 ± 32.7	69.8 ± 29.1	0.0001
Creatinine clearance, mL/min	33 ± 15	39 ± 14	26 ± 12	0.0001
Protein intake, g/day	78 ± 10	80 ± 12	75 ± 14	NS
Phosphorus intake, mmol/day	329.5 ± 144.7	335.3 ± 140.5	324 ± 121.8	NS
NEAP	72 ± 36	73 ± 35	71 ± 37	NS
PRAL	23 ± 11	24 ± 13	22 ± 9	NS

BW: body weight; SBP: Systolic blood pressure; DBP: diastolic blood pressure; PTH: parathyroid hormone; CRP: C-reactive protein; UUN: urinary urea nitrogen; NEAP: net endogenous acid production; PRAL: potential renal acid load; NS: not significant.