Table 1. pERK/pAkt phenotyping of tumor tissues and circulating tumor cells (CTCs) in patients with hepatocellular carcinoma, n = 32.

Tumor tissues	CTCs
	pERK+/pAkt+	pERK+/pAkt−	pERK−/pAkt+	pERK−/pAkt−	Not detected	Total
pERK+/pAkt+	4	0	0	0	0	4
pERK+/pAkt−	1	2	0	0	0	3
pERK−/pAkt+	1	0	20	0	2	23
pERK−/pAkt−	0	1	0	1	0	2
Total	6	3	20	1	2	32

Note: Total concordance is 90% (27/30).