Table 1.

Body weight, renal weight and renal function at weeks 2, 4, and 12^a

	Week 2		Week 4		Week 12
	NK	LK	NK	LK	NK	LK
KW, g	0.98 ± 0.1	1.11 ± 0.1b	1.23 ± 0.2	1.52 ± 0.2b	1.69 ± 0.1	2.13 ± 0.4b
KW/BW, g/100 g BW	0.31 ± 0.02	0.39 ± 0.03c	0.30 ± 0.03	0.41 ± 0.03c	0.25 ± 0.03	0.35 ± 0.08b
Serum Cr, mg/dl	0.30 ± 0.00	0.36 ± 0.05b	0.33 ± 0.05	0.40 ± 0.00b	0.40 ± 0.00	0.47 ± 0.05b
Cr clearance, ml/min	1.35 ± 0.1	1.23 ± 0.3	2.23 ± 0.2	1.48 ± 0.4b	2.70 ± 0.5	2.23 ± 0.2b

^aData are expressed as mean±SD. NK, normal-potassium diet group; LK, low-potassium diet group; KW, kidney weight; BW, body weight; Cr, creatinine.

^bP < 0.05;

^cP < 0.01 versus NK group at the same time point.