Table 1. Summary of Samples Used in the Discovery and Validation Sets.

		number of subjects	male	female	age
discovery	control (healthy)	56	26	30	23–91
	NASH	23	10	13	45–70
	HCC	19	15	4	32–85
validation	control (benign hepatic mass)	28	16	12	52–71
	HCC	28	20	8	47–77