% of Isolates Susceptible
Klebsiella (Enterobacter) aerogenes
Citrobacter species
Enterobacter cloacae
Proteus mirabilis
Klebsiella pneumoniae
All strains
Escherichia coli
Enterococcus faecalis
Enterococcus faecium
Pseudomonas aeruginosa
Serratia marcescens
Antibiotics tested against < 30 isolates may indicate less statistical validity of the % susceptible