Activity-based cost analysis of hepatic tumor ablation using CT-guided high-dose rate brachytherapy or CT-guided radiofrequency ablation in hepatocellular carcinoma

Table 3 Costs for equipment for CT-HDBRT and CT-RFA

	Siemens somatom definition AS	RITA RF generator	Varian medical gammamed + planning workstation	Radiation room
Purchase Costs	670,000	19,940	135,000	400,000
Annual Maintenance	45,000	250	36,400	5,000
Depriciation Period in years	7	7	7	30
Annual Usage in min	200,000	TBD^a	TBD^a	TBD^a
Proportionate Equipments Costs
	CT-RFA	CT-HDBRT
1 patient / year	3,098.57	74,019.05
25 patients / year	123.94	29,60.76
50 patients / year	61.97	1,480.38
100 patients /year	30.99	740.19
200 patients /year	15.49	370.10

^a TBD To be determined. The annual usage was assumed to be variable, as indicated by the proportionate equipment costs in the lower part of the table

ISSN: 1748-717X