Laboratory Medicine and Quality Assurance

Table. 10.

Performance of laboratories in antimicrobial susceptibility testing of MB-16-08 Enterococcus faecium

AntibioticsMICAntibioticsDisk


SIRINDSIRIND
CLSI group A
 Ampicillin212Ampicillin21
 Penicillin G205Penicillin G19
Other CLSI groups
 Chloramphenicol1Chloramphenicol22
 Daptomycin49Erythromycin114
 Erythromycin161Gentamicin-high4
 Gentamicin-high148Linezolid41
 Linezolid2111Rifampin1
 Quinupristin/Dalfopristin32Streptomycin-high3
 Rifampicin11Teicoplanin9
 Rifampin1311Vancomycin212
 Streptomycin-high1441
 Teicoplanin57
 Vancomycin215
Unacceptable
 Ciprofloxacin23Cefazolin2
 Clindamycin12Cefoperazone/Sulbactam1
 Gentamicin11Cefotaxime1
 Levofloxacin15Cefoxitin1
 Nitrofurantoin7Ceftazidime3
 Norfloxacin5Ceftriaxone3
 Oxacillin1Cephalothin2
 Streptomycin1Ciprofloxacin11
 Tetracycline24Clindamycin7
 Trimethoprim/Sulfamethoxa11Gentamicin21
Levofloxacin2
Netilmicin1
Oxacillin5
Tetracycline81
Trimethoprim/Sulfamethoxa2
IND
 Ampicillin/Sulbactam6Amoxicillin/Clavulanic acid1
 Imipenem6Ampicillin/Sulbactam3
 Telithromycin1Imipenem2
 Tigecycline5Meropenem2
Piperacillin/Tazobactam1

Abbreviations: MIC, minimum inhibitory concentration; S, susceptible; I, intermediate; R, resistance; IND, indeterminate; CLSI, Clinical and Laboratory Standards Institute.

Lab Med Qual Assur 2019;41:179~194 https://doi.org/10.15263/jlmqa.2019.41.4.179
© Lab Med Qual Assur