Figure 2.
aFor results that are 0% S, an acceptable alternative is to omit any percent S data and indicate “-” in the cell on the cumulative antibiogram report. This checklist item was noted only if a laboratory reported percent S other than 0 for Pseudomonas aeruginosa vs. ampicillin.
bExcluding Beta-lactams that are penicillinase-labile agents: ampicillin, amoxicillin, and penicillin
S = susceptible