COMPREHENSIVE ANTIBIOGRAM for Hamilton GeneralICUs

January 1 to June 30, 2006

% SUSCEPTIBLE

# Isolates / Amikacin / Ampicillin / Azithromycin / Beta lactamase / Cefazolin / Cefotaxime / Ceftazidime / Ciprofloxacin / Clindamycin / Gentamicin
synergy* / Levofloxacin / Meropenem / Oxacillin / Penicillin-G / Piperacillin / Piperacillin
/tazobac / Streptomycin
synergy* / Tetracycline / Tobramycin / Trimethprim/Sulfa / Vancomycin
GRAM POSITIVE
Enterococcus faecalis / 10 / 100 / 20 / 100* / 100 / 100 / 40 / 100
Enterococcus faecium / 1 / 0 / 0 / 100* / 0 / 100 / 100 / 100
Enterococcus group D / 15 / 87 / 33 / 100* / 80 / 100 / 33 / 100
Staphylococcus aureus (includes MRSA) / 36 / 22 / 86 / 83 / 78 / 100 / 86 / 97 / 100 / 100

MRSA

/ 5 / 0 / 0 / 0 / 0 / 100 / 0 / 100 / 100 / 100

Streptococcus pneumoniae

/ 9 / 100 / 100 / 100 / 38 / 100 / 80 / 100
GRAM NEGATIVE
Escherichiae coli / 34 / 100 / 56 / 79 / 91 / 91 / 77 / 88 / 100 / 62 / 94 / 92 / 71
Klebsiella pneumoniae / 13 / 100 / 0 / 100 / 100 / 100 / 92 / 100 / 100 / 100 / 100 / 100 / 100
Pseudomonas aeruginosa / 44 / 98 / 82 / 55 / 80 / 84 / 86 / 86 / 91
MR Pseudo. aeruginosa / 23 / 87 / 4 / 0 / 22 / 22 / 17 / 17 / 57

* Percentage of organisms with synergistic bactericidal activity with gentamicin/streptomycin when combined with penicillin/vancomycin.

++ These organisms may produce inducible ß-lactams Use of ß-lactams may result in clinical failure despite in vitro susceptibility.