Table 1 . Direct average cost of new and current imaging techniques .

	EOS	CR	DR
Purchasing, installing, set up and training costs	550000	95000	167500
Annual maintenance (Tube and Software costs)	38438	12813	25625
Useful lifetime of medical equipment (year)	10
The number of delivered services per year (graph)	4159
The maximum deliverable services per year (graph)	13824	8640