Table 5. Serum levels of potassium, creatinine and BUN at baseline and at the 3rd visit (9 months from enrollment) for the whole study cohort.

	Baseline	Visit 3	Δbaseline-Visit 3	p
Potassium (mM/L)	4.61±4.5	4.47±3.2	-0.15±5.68	0.378
Hyperkaliemia (≥5,0 mM/L)	163 (14.0%)	103 (9.1%)	-4.8%	<0.001
Creatinine (mM/L)	79.1±28.4	79.0±25.8	-1.29±12.1	0.001
BUN (mM/L)	7.5±9.8	8.5±11.8	0.67±10.4	0.18