[The study of efficiency and cost of research oriented CT system in Shanghai zone].

The paper is about the study on efficiency and operation cost of 11 research oriented CT systems in Shanghai zone. The study result include the average volume, annual operation cost, cost per scan and break-even-point. It reveals that the research oriented CT system purchase price and operation cost is high. The suggestion is that the hospital should be cautious to select the research oriented CT system with consideration of clinical research demand to avoid unsuitable investment.