Table II.

Area under the curve (AUC) of RT-qPCR-validated circRNAs in the 45 cases of PTC.

circRNA	AUC	95% CI	Sth. Error	P-value
chr5: 161330882-161336769-	0.878	0.8068 to 0.9492	0.03632	<0.0001
chr12: 129699809-129700698-	0.8099	0.7213 to 0.8984	0.04517	<0.0001
chr9: 22046750-22097364+	0.76	0.6610 to 0.8590	0.05049	<0.0001
chr20: 17456347-17465553+	0.759	0.6583 to 0.8597	0.05136	<0.0001
chr7: 116699070-116700284+	0.7763	0.6794 to 0.8732	0.04945	<0.0001
chr8: 18765448-18804898-	0.8277	0.7387 to 0.9166	0.04538	<0.0001
chr7: 22308338-22318037-	0.7017	0.5918 to 0.8116	0.05607	0.0009859
chr5: 38523418-38530666-	0.7101	0.6029 to 0.8174	0.05472	0.0006003

PTC, papillary thyroid carcinoma; circRNAs, circulating RNAs; CI, confidence interval.