Table 4.

Plasma levels of NO-related parameters.

Groups	C	CKD	CKD + M
Male	N = 8	N = 8	N = 8
L-citrulline (µM)	53.7 ± 1.6	47.6 ± 1.1	46.7 ± 1
L-arginine (µM)	165.8 ± 2.8	146.3 ± 4	118.8 ± 1.4 *
ADMA (µM)	1.65 ± 0.02	2.4 ± 0.04 *	1.96 ± 0.05 #
SDMA (µM)	1.21 ± 0.01	1.69 ± 0.04 *	1.61 ± 0.02 *
L-arginine-to-ADMA ratio (µM/µM)	102.4 ± 2.9	66 ± 1.9 *	58.8 ± 1.6 *
Female	N = 8	N = 8	N = 8
L-citrulline (µM)	56.1 ± 0.9	53.7 ± 0.8	55.8 ± 1.2
L-arginine (µM)	166.4 ± 2.5	160.9 ± 4.1	140.4 ± 3.2
ADMA (µM)	1.38 ± 0.03	2.1 ± 0.07 *	2.16 ± 0.05 *
SDMA (µM)	1.58 ± 0.07	2.13 ± 0.05	1.72 ± 0.02
L-arginine-to-ADMA ratio (µM/µM)	123.1 ± 3.4	83.2 ± 3.9 *	65.8 ± 1.2 *

* p < 0.05 vs. C; # p < 0.05 vs. CKD.