Table 3.

Intra-day and inter-day precision and accuracy of the LC/MS method.

TMAO concentration tested (μM)	Intra-day precision (% C.V. n = 6)	Intra-day accuracy (% bias n = 6)	Inter-day precision (% C.V. n = 6)	Inter-day Accuracy (% bias n = 6)
0.033	8.25	-5.52	12.12	-1.42
0.333	8.12	-3.52	10.5	1.02
6.667	1.78	0.89	7.20	1.42
3.333	1.54	2.6	4.89	0.85
6.667	1.10	0.62	5.20	0.79
13.333	1.52	0.66	3.95	0.65
26.667	2.75	0.45	4.68	-0.69