Table 2.

EA, ACC, and errors in clinical categories between VITEK 2 and reference microdilution method for 146 strains ofP. aeruginosa

Antimicrobial agentPercent
EAACCMinor errorMajor errorVery major error
Cefepime89.082.914.42.00.7
Cefotaxime91.176.722.60.00.7
Ceftazidime95.294.54.80.70.0
Ciprofloxacin98.696.63.40.00.0
Gentamicin88.488.410.90.00.7
Imipenem87.091.86.80.01.4
Levofloxacin86.391.16.20.02.7
Meropenem85.090.49.60.00.0
Piperacillin84.293.90.03.42.7
Tobramycin97.398.61.40.00.0
All agents90.290.77.70.70.9