概要美国国家统计数字粗隆间骨折发病率每年35万以上死亡率15-20%(2004)》90%以上为高于70岁的老年人髋部骨折占住院总人数的30%G60cd医t一防漫有圆墙的医学院每年医疗费耗资高于90亿美元我国已进入老龄化社会,发病率逐年上升the United Statesan estimated 258,000 fractures in 2010estimated at $17 to $20 billion in 2010;It is estimated that by the year 2030,the annual number of hip fracturesin the United States will be 289,000.Brauer CA,Coca-Perraillon M,Cutler DM,Rosen AB:Incidence and mortality of hip fractures in the United States.JAMA2009302(14:1573-1579.3.Stevens JA,Olson S:Reducing falls and resulting hip fractures among older women MMWR Recomm Rep2000:49(RR-2):3-12Miyamoto RG,Kaplan KM,Levine BR,Egol KA,Zuckerman JD:Surgicalmanagement of hip fractures:Anevidencebasedreview of the literature.I.Femoral neck fractures.J Am Acad Orthop Surg2008;16(10):596-607