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