Table 3.

Metabolite concentrations, standard deviations, and percentage change.

		T1		T2
Rank	Metabolite	Mean Conc. (µM)	SD	Mean Conc. (µM)	SD	Percentage Change	p Value
1	C18:1	0.171	0.051	0.149	0.054	−12.9	0.005
2	C2	10.12	5.02	8.41	3.77	−16.9	0.005
3	C5	0.206	0.252	0.312	0.481	51.5	0.013
4	C14:1	0.119	0.042	0.107	0.043	−10.1	0.035
5	C16	0.125	0.034	0.116	0.035	−7.2	0.050
6	C3-DC/C4-OH	0.076	0.043	0.070	0.073	−7.9	0.071
7	C3	0.385	0.161	0.424	0.232	10.1	0.155
8	C4	0.336	0.221	0.360	0.212	7.1	0.337
9	C14:2	0.033	0.021	0.031	0.025	−6.1	0.380
10	C18	0.054	0.024	0.052	0.012	−3.7	0.422
11	C0	36.93	11.42	35.15	10.15	−4.8	0.430
12	C18:2	0.042	0.014	0.041	0.023	−2.4	0.430
13	C10	0.231	0.114	0.220	0.091	−4.8	0.493

p values are based on a dependent Student’s t-test before and after left atrial appendage closure; p < 0.05 indicates statistical significance; µM = micromolar, SD = standard deviation.