Table 2.

Coefficient of variation (CV) of intra- and inter-day precision of DG species determined in five different human fecal samples by FIA-FTMS/MS analyzed in fivefold

Diacylglycerols		Intra-day	CV (%)	Inter-day	CV (%)
	Sample	Mean (n = 5) (nmol/mg dw)		Mean (n = 5) (nmol/mg dw)
DG 34:3	Sample 1	0.13	7.2	0.13	11.6
	Sample 2	0.36	16.0	0.38	13.7
	Sample 3	0.61	6.4	0.63	8.1
	Sample 4	0.59	3.7	0.53	4.3
	Sample 5	0.12	24.1	0.12	15.3
DG 34:2	Sample 1	1.45	2.7	1.48	6.4
	Sample 2	3.37	16.2	3.53	13.4
	Sample 3	4.32	6.3	4.43	7.0
	Sample 4	7.55	1.6	4.79	4.5
	Sample 5	1.81	2.6	1.75	6.4
DG 34:1	Sample 1	1.87	3.6	1.92	7.2
	Sample 2	0.67	15.1	0.69	14.8
	Sample 3	1.85	7.2	1.89	7.7
	Sample 4	5.66	1.9	5.16	2.1
	Sample 5	0.36	30.5	0.33	13.9
DG 36:5	Sample 1	0.29	6.6	0.29	10.3
	Sample 2	1.09	16.4	1.14	13.2
	Sample 3	1.69	5.7	1.74	8.2
	Sample 4	0.05	21.0	0.05	43.1
	Sample 5	0.40	4.5	0.38	7.2
DG 36:4	Sample 1	4.32	3.2	4.38	7.5
	Sample 2	10.99	16.2	11.50	13.2
	Sample 3	14.31	6.3	14.68	7.3
	Sample 4	13.20	2.3	11.92	4.0
	Sample 5	5.95	9.6	5.90	9.3
DG 36:3	Sample 1	5.89	2.3	5.98	6.1
	Sample 2	5.82	14.0	6.04	11.6
	Sample 3	11.29	6.9	11.61	8.1
	Sample 4	43.50	2.0	39.27	3.9
	Sample 5	2.89	4.6	2.75	5.6
DG 36:2	Sample 1	10.27	2.2	10.43	6.2
	Sample 2	2.38	14.4	2.48	11.7
	Sample 3	6.50	7.7	6.65	7.9
	Sample 4	53.49	2.2	48.53	3.2
	Sample 5	1.9	3.2	1.83	5.5