Division of Epidemiology, Environmental and Occupational Health
Epidemiology Surveillance System
1998 Report

Exhibit 6 :
Vancomycin Resistant Gram Positive Cocci Isolated
from Blood Cultures,
1992-1998

  1992 1993 1994 1995 1996 1997 1998
Organism Name Frequency Frequency Frequency Frequency Frequency Frequency Frequency
VRE 103 95.37% 210 95.02% 298 97.70% 337 97.40% 404 97.12% 477 98.75% 510 97.51%
Enterococcus faecium 71 65.74% 125 56.56% 231 75.74% 254 73.41% 296 71.15% 333 69.38% 329 62.91%
Enterococcus faecalis 11 10.19% 40 18.10% 31 10.16% 30 8.67% 36 8.65% 48 10.00% 80 15.30%
Enterococcus spp. 20 18.52% 41 18.55% 30 9.84% 43 12.43% 63 15.14% 73 15.21% 84 16.06%
Enterococcus gallinarium 0 0.00% 0 0.00% 0 0.00% 1 0.29% 0 0.00% 10 2.08% 9 1.72%
Enterococcus avium 0 0.00% 2 0.90% 2 0.66% 2 0.58% 3 0.72% 5 1.04% 4 0.76%
Enterococcus durans 1 0.93% 2 0.90% 4 1.31% 7 2.02% 6 1.44% 2 0.42% 2 0.38%
Enterococcus casseliflavus 0 0.00% 0 0.00% 0 0.00% 0 0.00% 0 0.00% 3 0.63% 2 0.38%
Streptococcus pneumoniae 0 0.00% 0 0.00% 0 0.00% 1 0.29% 1 0.24% 1 0.21% 0 0.00%
Viridans streptococci 1 0.93% 4 1.81% 1 0.33% 3 0.87% 5 1.20% 2 0.42% 0 0.00%
Streptococcus mitis 0 0.00% 1 0.45% 0 0.00% 0 0.00% 0 0.00% 0 0.00% 0 0.00%
Streptococcus bovis 0 0.00% 1 0.45% 0 0.00% 0 0.00% 0 0.00% 0 0.00% 0 0.00%
Streptococcus equinus 1 0.93% 0 0.00% 0 0.00% 2 0.58% 0 0.00% 0 0.00% 0 0.00%
Streptococcus spp. 0 0.00% 1 0.45% 1 0.33% 0 0.00% 1 0.24% 1 0.21% 2 0.38%
Staphylococcus aureus 0 0.00% 0 0.00% 0 0.00% 0 0.00% 2 0.48% 0 0.00% 1 0.19%
Staphylococcus saprophyticus 0 0.00% 1 0.45% 0 0.00% 0 0.00% 0 0.00% 0 0.00% 0 0.00%
Staphylococcus epidermidis 1 0.93% 0 0.00% 0 0.00% 0 0.00% 0 0.00% 0 0.00% 0 0.00%
Staphylococcus auricularis 0 0.00% 0 0.00% 0 0.00% 0 0.00% 0 0.00% 0 0.00% 1 0.19%
Staphylococcus coag. neg. 0 0.00% 1 0.45% 4 1.31% 1 0.29% 0 0.00% 0 0.00% 1 0.19%
Micrococcus spp. 0 0.00% 0 0.00% 0 0.00% 0 0.00% 0 0.00% 0 0.00% 4 0.76%
Leuconostoc spp. 1 0.93% 2 0.90% 1 0.33% 1 0.29% 2 0.48% 0 0.00% 2 0.38%
Pediococcus spp. 1 0.93% 0 0.00% 0 0.00% 1 0.29% 1 0.24% 2 0.42% 2 0.38%
Total 108 100.00% 221 100.00% 305 100.00% 346 100.00% 416 100.00% 480 100.00% 523 100.00%

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