Table 1. Reports of clinical studies of comparison between TACE plus HIFU and TACE alone (reported in English).

Author/Country	Year	Treatment	No. of patients	Tumor size	PVTT (yes)	ORR	OS rate (%)
							1 year	3 years
Feng et al. (13)/China	2005	TACE plus HIFU	24	10.0 cm (mean)	33%	21 (87.5%)#	42.9#	NA
		TACE	26	11.3 cm (mean)	50%	11 (42.3%)	0	NA
Li et al. (16)/China	2010	TACE plus HIFU	44	NA	NA	72.8%#	72.7#	50.0#
		TACE	45	NA	NA	44.5%	47.2	2.8
Lin et al. (17)/China	2012	TACE plus PVE plus HIFU	32	5.1-12.3 cm (range)	40.6%	25.0%	56.3#	9.3#
		TACE plus PVE	36	4.0-15.3 cm (range)	38.9%	8.3%	30.6	0

TACE, transcatheter arterial chemoembolization; HIFU, high-intensity focused ultrasound ablation; PVTT, portal vein tumor thrombus; ORR, objective response rate; PVE, portal vein embolization; OS, overall survival; ^#, statistically significant; NA, not available