Table 3.

ROC analysis of concentration ratio of metabolites/caffeine

	Healthy Control vs. Nonsevere ALD			Nonsevere ALD vs. Severe AH
	P Value	AUC	95% CI	P Value	AUC	95% CI
137U	<0.001	0.865	0.735–0.994	0.181	0.625	0.438–0.812
1X	0.002	0.795	0.646–0.944	0.009	0.733	0.580–0.885
1U	0.001	0.833	0.678–0.989	0.575	0.553	0.371–0.734
17U	<0.001	0.900	0.789–1.000	0.013	0.736	0.573–0.899
3U	0.006	0.796	0.626–0.965	0.800	0.526	0.316–0.736
7U	0.001	0.837	0.699–0.976	0.038	0.703	0.541–0.865
17X	<0.001	0.901	0.803–0.999	0.008	0.737	0.582–0.892
37U	0.003	0.821	0.665–0.976	0.603	0.556	0.347–0.764
AAMU	0.001	0.841	0.695–0.988	0.005	0.819	0.655–0.982
13U	0.001	0.830	0.682–0.978	0.252	0.612	0.422–0.802
7X	0.003	0.804	0.658–0.949	0.068	0.679	0.503–0.854
3X	0.015	0.752	0.585–0.918	0.482	0.569	0.389–0.748
37X	0.032	0.709	0.537–0.881	0.848	0.518	0.337–0.698
13X	0.261	0.607	0.423–0.791	0.353	0.583	0.405–0.761

ALD, alcohol-associated liver disease; AH, alcohol-associated hepatitis; AUC, area under the curve; CI, confidence interval; ROC, receiver operating characteristic.