TABLE 1.

Isolates tested

OrganismNo. tested
Gram-negative isolates
    Klebsiella spp.42
    Escherichia coli40
    Proteus spp.32
    Pseudomonas spp.28
    Enterobacter spp.27
    Citrobacter spp.16
    Serratia marsescens12
    Acinetobacter spp.7
    Stenotrophomonas maltophilia6
    Miscellaneous gram-negative bacillia21
    Subtotal231
Gram-positive isolates
    Enterococcus faecalis28
    Staphylococcus aureus (methicillin resistant)24
    Staphylococcus aureus (methicillin susceptible)12
    Coagulase-negative staphylococci11
    Enterococcus faecium (vancomycin susceptible)10
    Enterococcus faecium (vancomycin resistant)10
    Subtotal95
Total326
  • a Includes Providencia spp. (n = 9), Morganella spp. (n = 7), Flavobacterium spp. (n = 3), and Ochrobactrum anthropi (n = 2).