Spectrum: Local Antimicrobial Stewardship, for UCLA Health

Colistin - Antibiogram Data

Gram Negative - Non-Urine - Pooled
% of Isolates Susceptible

Pseudomonas aeruginosa99%
n = 832
Klebsiella pneumoniae99%
n = 430
Klebsiella oxytoca99%
n = 134
Escherichia coli99%
n = 774
Enterobacter aerogenes99%
n = 90
Citrobacter freundii98%
n = 48
Acinetobacter baumannii93%
n = 58
Enterobacter cloacae81%
n = 259
CRE - Carbapenem Resistant Enterobacteriaceae51%
n = 105

Includes adults and pediatrics

Morganella morganiiR
n = 64
Proteus mirabilisR
n = 204
Serratia marcescensR
n = 128
Stenotrophomonas maltophilia73%*
n = 94

*Interpreted according to Pseudomonas aeruginosa breakpoint

Burkholderia cepacia complexR
n = 10

Note

See "General Spectrum of Activity" for more information.