Table 3.

The AUC and 95% CI of the 8 Candidate Biomarkers

Metabolites	LTBI vs HC		ATB vs LTBI		ATB vs HC
	AUC	95% CI	AUC	95% CI	AUC	95% CI
Deoxycholic Acid	0.714	0.5849–0.8440	0.741	0.6160–0.8668	0.912	0.8425–0.9818
13,14-dihydro-15-keto-tetranor Prostaglandin D2	0.727	0.5965–0.8569	0.731	0.5995–0.8631	0.920	0.8458–0.9946
LysoPC 12:1	0.661	0.5211–0.8012	0.847	0.7535–0.9415	0.904	0.8316–0.9765
(5-L-Glutamyl)-L-Amino Acid	0.750	0.6244–0.8756	0.741	0.6141–0.8687	0.893	0.8145–0.9713
Hypoxanthine	0.830	0.7252–0.9348	0.708	0.5747–0.8414	0.929	0.8634–0.9952
Xanthosine	0.821	0.7141–0.9282	0.691	0.5585–0.8253	0.909	0.8381–0.9801
N8-Acetylspermidine	0.723	0.5921–0.8546	0.783	0.6639–0.9038	0.909	0.8267–0.9915
3,4-Dimethylbenzoic acid	0.740	0.6126–0.8674	0.773	0.6526–0.8929	0.889	0.8097–0.9681

Abbreviations: HC, healthy controls; LTBI, latent tuberculosis infection; ATB, active tuberculosis; AUC, area under the curve; CI, confidence interval.