Table 5.

Creatinine concentration in urine of healthy human subjects (n = 5).

Urine Sample ID	Creatinine Kinetic Jaffe Method (mM)	Creatinine LC-MS/MS (mM) a
Subject 1	1.32	1.47
Subject 2	8.25	10.56
Subject 3	10.26	13.06
Subject 4	11.45	15.00
Subject 5	3.42	3.71

^a Values are the average of 3 independent experiments.