Table 2.

Correlations between metabolites and clinical variables.

Metabolite	Clinical Variable
	Age		SOFA score		Glasgow score
	r	P value	r	P value	r	P value
5-Amino-3-oxohexanoate	0.03742	0.7882	−0.2903	0.0315*	0.3252	0.0154*
PE [P-18:1(11Z)/18:2(9Z,12Z)]	−0.1111	0.4237	−0.07689	0.5769	0.2093	0.1251
PE [P-18:1(11Z)/18:3(6Z,9Z,12Z)]	−0.1174	0.398	−0.1494	0.2763	0.198	0.1473
PE [P-18:1(9Z)/16:1(9Z)]	−0.04119	0.7674	−0.1109	0.4203	0.337	0.0119*
PE [P-18:1(9Z)/20:3(5Z,8Z,11Z)]	−0.1571	0.2567	−0.1816	0.1844	0.185	0.1764
Sphinganine	0.08383	0.5467	0.2177	0.1103	−0.3101	0.0212*
3b-Hydroxy-5-cholenoic acid	−0.04752	0.7329	−0.3202	0.0172*	0.329	0.0142*
Acrylic acid	0.07945	0.568	0.2844	0.0353*	−0.09063	0.5105
Cytidine	−0.1624	0.2408	−0.3447	0.01*	0.2979	0.0272*
D-Ribose	0.1142	0.411	0.2382	0.0799	−0.1915	0.1612
L-Glutamic acid	0.22	0.1099	0.1458	0.2881	−0.1835	0.1799
Sorbitol	0.2203	0.1094	−0.1351	0.3255	0.01953	0.8875
Succinic acid	−0.2013	0.1444	−0.2231	0.1015	0.2217	0.1038
Succinic acid semialdehyde	−0.2483	0.0702	−0.3452	0.0099**	0.3682	0.0057**
Uracil	−0.08372	0.5473	−0.3425	0.0105*	0.3881	0.0034**
Uridine	−0.3173	0.0194*	−0.4536	0.0005**	0.396	0.0028**

The P < 0.05 were considered significant and marked with ^*, and P < 0.01 were marked with ^**. SOFA, sequential organ failure assessment.