Table 1.

Costs of PACS Operation, 2004–2012 (US $)

	NPV	Year 0	Year 1	Year 2	Year 3	Year 4	Year 5	Year 6	Year 7	Year 8
CR readers		203,030
CR cassettes		76,618			15,152	15,152	15,152	15,152	15,152	15,152
Image and database server		54,603
Work station-related hardware		208,736					208,736
Client-server work station software		62,424
Web server and licenses		30,303
Storage		57,895	6,061	6,061	6,061	6,061	9,091	6,061	9,091	6,061
Network		5,886
Maintenance					34,975	34,975	34,975	34,975	34,975	34,975
IT staff			7,273	7,273	7,273	7,273	7,273	7,273	7,273	7,273
Mammography film and chemical and film magazine			9,382	9,382	9,382	9,382	9,382	9,382	9,382	9,382
Full-time employee for administration			36,000	36,000	36,000	36,000	36,000	36,000	36,000	36,000
Film processor maintenance			6,545	6,545	6,545	6,545	6,545	6,545	6,545	6,545
Annual cost		699,497	65,261	65,261	115,387	115,387	327,154	115,387	118,417	115,387
PV		699,497	63,360	61,515	105,595	102,520	282,206	96,634	96,284	91,088
NPV	1,598,698

CR: computed radiography; IT: information technology; NPV: net present value; PACS: picture archiving and communication system; PV: present value.