环节А(Otter JA,et al. J Hosp Infect, 2016, 92:235-250)Р飞沫可以传播多少距离?РChiramana et al: J Orofacial?Research,2013,3(1):12Р飞沫可以传播多少距离?РChiramana et al:?J OrofacialРResearch,2013,?3(1):12Р病房环境表面耐药菌污染严重Р病原体在无生命环境表面存活时间Р病原体РMRSA?CDР不动杆菌РVREР诺如病毒Р存活时间Р7d~7m?>1y?3d ~5m?5d~4m?8h~7dР感染剂量Р4cfu?7个孢子?250cfu?<103cfu?10~100颗粒РKramer, BMC Infect Dis, 2006; Dancer SJ, LID 2008;?Chiang, Crit Care Med 2009; Dancer 2007, Hardy 2007Р病毒在环境表面存活时间Р作者Р发表Р病毒Р存活时间Рvan DoremalenР2013РMERS -CoV 48hРCoullietteРChanРBondРBarre-SinoussiРAbadР2013Р2011Р1981Р?1985Р 2001РH1N1РSARS-CoVРHBVРHIVР轮状病毒Р1h~6dР2d~20dР>1 weekР>1 weekР6d~60dРvan Doremalen N,et al:Euro Surveill,2013,18:20590;?Chan HK,et al:Adv Viro,2011,734690;?Coulliette AD,et al:Appl Environ Microbiol,2013,79:2148;?Abad FX,et al:App Environmental Microbiol,2001,67:3904