全国医院感染监控网医院感染病原菌分布及变化趋势_文细毛.pdf

·350 · 2011 21 2 　Chin J Nosocomiol Vol.21 No.2 2011 ·　 · 文细毛, 任南, 吴安华, 徐秀华 (, 4 10008) :　。　 1999 1 -2007 12 。　59 985 , 、 48.86%、26.21%、24.21%;, 、 , , 40.31%～59.00%; , 、、; , 、 ; 1999 1 -2001 12 ( 1 )、47.21%、26.83%、25.13%, 2005 1 -2007 12 (3 )53.20%、23.70%22.36%, 2 ;3 1 , 3.89%7.26%, 、, 5.75%、0.97% 8.14% 1.92%;, 5.15%3.22%, , 1.06%0.59%。　, , ;, , 。 :;;;; :R378　　:A 　　:1005-4529(2011)02-0350-06 Distribution of pathogenscausing nosocomial infection monitored by national nosocomial infection surveillance system and changing trend WEN Xi-mao, REN Nan, W U A n-hua, XU Xiu-hua (X i angy a H osp it al, Cen tr a l S ou th Universi ty , Chang sha, H unan 4 10008, China ) Abstract:OBJECTIVE To observe the athogen distribution and changing trend of nosocomial infection (NI)in china monitored by China Nosocomial Infection Surveillance System (NICSS).MET ODSThe athogens re orted by NICSS betw een Jan 1999 and Dec 2007 were statistically analyzed.RESULTSAmong the isolated 59 985 strains of athogens, the constituent ratio of Gram-negtive bacilli w as 48.86%, Gram- ositive bacterium w as 26.21% and fungi w as 24.21%.Among the isolated athogens from infectious sites, exce t the gast rointestinal tract infection w as mostly caused by fungi, catheter-related bloodstream infection w as mostly caused by gram- ositive bacteria, the other sites were mostly caused by Gram-negtive bacilli, accounting for 40.31%-59.00%.Among all the athogens, the remier bacteria was Cand ida a lbicans, the follow ings were E scher ich ia coli, P s eud om onas aerug in osa, methicillin-resistant S tap hy lococcus aureus and K lebsiella p n eum on iae.The remier athogen i