临床流行病学系列问答──２８什么是直接费用？直接费用包括（１）医疗费用：住院费、药费、诊疗费、实验室检查和Ｘ线检查费、手术费、家庭病房费、康复费用及假肢等费用。（２）非医疗费用，如病后增加营养、到医院诊治的交通、住宿费和雇人护理等费用。（范维琥）临床... Clinical Epidemiology Series Q & A ─ 28 What is a direct cost? Direct costs include (1) medical costs: hospital fees, medical expenses, medical expenses, laboratory tests and X-ray examination fees, surgery costs, family room costs, rehabilitation costs and prostheses and other costs. (2) non-medical expenses, such as increased nutrition after illness, traffic to the hospital, accommodation and hiring care and other costs. (Fan Wei Hu) clinical ...