The Clinical Predictive Value (or Lack Thereof) of the Results of In Vitro Antimicrobial Susceptibility Tests

Estimates of antibacterial activity can be determined using a wide variety of different in vitro methods. These include manual methods such as disk diffusion, broth microdilution, and Etests or instrument-based methods such as Vitek (bioMerieux, Durham, NC), Phoenix (BD, Franklin Lakes, NJ),