COMPARISON OF THE E-TEST AND REFERENCE AGAR DILUTION METHOD FOR SUSCEPTIBILITY OF GRAM-NEGATIVE ANAEROBIC ORGANISMS

被引:9
作者
COUROUX, PR [1 ]
MASSEY, VE [1 ]
SCHIEVEN, BC [1 ]
LANNIGAN, R [1 ]
HUSSAIN, Z [1 ]
机构
[1] VICTORIA HOSP,DEPT MICROBIOL,POST BOX 5375,LONDON N6A 4G5,ONTARIO,CANADA
关键词
D O I
10.1093/ajcp/100.3.301
中图分类号
R36 [病理学];
学科分类号
100104 ;
摘要
Minimal inhibitory concentrations (MICs) of clindamycin, cefoxitin, imipenem, and metronidazole were determined by the E-Test and a reference agar dilution method for 92 gram-negative anaerobic organisms. For 335 MIC pairs, the agreement between the two systems was 80.1%; 60 (17.9%) differed by two or more twofold dilutions. The best agreement was observed with imipenem (91.7%) and the poorest with cefoxitin (67%). With the E-Test (PDM Epsilometer for antimicrobial susceptibility testing [AB Bodisk, Solna, Sweden]), MICs for individual organisms are simple to achieve, although for certain antibiotics discrepancies with the reference method are unacceptable.
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页码:301 / 303
页数:3
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