Table 7.

Correlations between urine arginine, urine citrulline, urine amino acids, plasma citrulline and weight-based citrulline dose

	Urine arginine	Urine citrulline	Urine amino acids	Plasma arginine	Plasma citrulline
Urine citrulline	0.64a
Urine amino acids	0.41b	0.49b
Plasma arginine	0.40b	0.35	0.13
Plasma citrulline	0.07	0.18	0.15	0.06
Citrulline dose	0.15	0.07	−0.19	0.29	−0.18

^aCorrelation is significant at the 0.01 level

^bCorrelation is significant at the 0.05 level