南通市饮服从业人员肠道沙门氏菌携带情况调查

Investigation on Carrying with Intestinal Salmonella Among Staff from Catering Enterprises in Nantong City

目的了解南通市饮服行业从业人员沙门氏菌携带情况,菌型分布及耐药性,为防治沙门氏菌病提供科学依据。方法对2005年～2007年南通市饮服行业从业人员预防性健康体检时所采集的肛拭子样进行沙门氏菌分离鉴定、分型、药敏试验。结果总体检出率0.142%,男性检出率0.102%,女性检出率0.158%,一至四季度检出率分别为0.055%、0.129%,0.192%、0.084%(2χ=9.0422,P<0.05),共检出14个血清型,对头孢类抗生素和阿米卡星等敏感,对庆大霉素等抗生素各有差异。结论女性检出率高于男性;季节性差异显著;菌型以德尔卑、阿贡纳、鼠伤寒、都柏林沙门氏菌为主;检出菌株对常用抗生素敏感性较高。

Objective To study the intestinal salmonella carrying,the distribution and the bacterial resistance among staff from catering enterprises in Nantong city,and provide evidence for prevention and treatment of salmonella disease.Methods Specimens of anal swabs,which obtained from staff of catering enterprises in preventive health physical examination from 2005 to 2007,were collected and conducted isolation,identification,classification and antimicrobial susceptibility testing.Results The overall detection rate was 0.142%,and the detection rates were 0.102% in male and 0.158% in female.The detection rates in the first,second,third and forth quarter were 0.055%,0.129%,0.192% and 0.084% respectively（χ2=9.0422,P0.05）.14 blood serums were detected.Salmonella was high sensitivity on cephalosporin derivatives and amikicin,and the sensitivities of salmonella to some antibiotic like gentamicin were different.Conclusion The detection rate in female was higher than that in male.Seasonal difference was significant.Salmonella derby,Salmonella agona,Salmonella typhimurium and Salmonella Dublin were dominant serotypes.The strains detected were high sensitivity to common antibiotics.