Table 2. Detection of CTCs in patients with various cancer types using oHSV1-hTERT-GFP.

Type	TNM or Grade	Number of patients with > 3 CTCs	Total number of patients	Sensitivity*
Hepatocarcinoma	N0 M0	11	13	0.846
	N+ M0	22	23	0.957
	M1	12	12	1
Colon carcinoma	N0 M0	4	8	0.5
	N + M0	47	60	0.783
	M1	22	22	1
Gastric carcinoma	N0 M0	1	2	0.5
	N + M0	24	27	0.889
	M1	8	8	1
Pancreatic carcinoma	N0 M0	3	6	0.5
	N + M0	11	11	1
	M1	11	12	0.917
Glioma	II	11	23	0.478
	III	9	13	0.692
	IV	12	15	0.8

Note:

^*Sensitivity = Number of patients with >3 CTCs / Total number of patients.