TABLE 2.
Prevalence of carbapenem resistance rates among hospitalized patients with infection due to Enterobacteriaceae, stratified by infection type, pathogen, and hospital unit, 2011–2014
| Pathogen | Setting | No. of Patients | % with CREa | |
|---|---|---|---|---|
| Complicated urinary tract infection | E. coli | ICUb | 5,835 | 0.51 |
| E. coli | Non-ICU | 31,874 | 0.29 | |
| E. coli | Total | 37,709 | 0.32 | |
| Enterobacter spp. | ICU | 607 | 6.75 | |
| Enterobacter spp. | Non-ICU | 1,962 | 4.08 | |
| Enterobacter spp. | Total | 2,569 | 4.71 | |
| Klebsiella spp. | ICU | 2,292 | 7.20 | |
| Klebsiella spp. | Non-ICU | 6,737 | 4.72 | |
| Klebsiella spp. | Total | 9,029 | 5.35 | |
| Serratia spp. | ICU | 209 | 4.31 | |
| Serratia spp. | Non-ICU | 544 | 3.86 | |
| Serratia spp. | Total | 753 | 3.98 | |
| Citrobacter spp. | ICU | 394 | 2.54 | |
| Citrobacter spp. | Non-ICU | 1,296 | 1.00 | |
| Citrobacter spp. | Total | 1,690 | 1.36 | |
| Complicated intra-abdominal infection | E. coli | ICU | 1,396 | 1.07 |
| E. coli | Non-ICU | 1,589 | 0.19 | |
| E. coli | Total | 2,985 | 0.60 | |
| Enterobacter spp. | ICU | 315 | 10.16 | |
| Enterobacter spp. | Non-ICU | 155 | 4.52 | |
| Enterobacter spp. | Total | 470 | 8.30 | |
| Klebsiella spp. | ICU | 654 | 5.50 | |
| Klebsiella spp. | Non-ICU | 406 | 1.97 | |
| Klebsiella spp. | Total | 1,060 | 4.15 | |
| Serratia spp. | ICU | 41 | 2.44 | |
| Serratia spp. | Non-ICU | 21 | 4.76 | |
| Serratia spp. | Total | 62 | 3.23 | |
| Citrobacter spp. | ICU | 150 | 3.33 | |
| Citrobacter spp. | Non-ICU | 109 | 0.00 | |
| Citrobacter spp. | Total | 259 | 1.93 | |
| Hospital-associated pneumonia | E. coli | ICU | 3,058 | 0.88 |
| E. coli | Non-ICU | 1,223 | 0.74 | |
| E. coli | Total | 4,281 | 0.84 | |
| Enterobacter spp. | ICU | 1,868 | 8.40 | |
| Enterobacter spp. | Non-ICU | 458 | 4.37 | |
| Enterobacter spp. | Total | 2,326 | 7.61 | |
| Klebsiella spp. | ICU | 3,803 | 8.73 | |
| Klebsiella spp. | Non-ICU | 1,291 | 6.51 | |
| Klebsiella spp. | Total | 5,094 | 8.17 | |
| Serratia spp. | ICU | 1,067 | 4.22 | |
| Serratia spp. | Non-ICU | 389 | 5.40 | |
| Serratia spp. | Total | 1,456 | 4.53 | |
| Citrobacter spp. | ICU | 429 | 3.03 | |
| Citrobacter spp. | Non-ICU | 114 | 3.51 | |
| Citrobacter spp. | Total | 543 | 3.13 | |
| Bloodstream infection | E. coli | ICU | 5,949 | 0.79 |
| E. coli | Non-ICU | 9,426 | 0.27 | |
| E. coli | Total | 15,375 | 0.47 | |
| Enterobacter spp. | ICU | 934 | 7.17 | |
| Enterobacter spp. | Non-ICU | 909 | 3.19 | |
| Enterobacter spp. | Total | 1,843 | 5.21 | |
| Klebsiella spp. | ICU | 2,963 | 6.38 | |
| Klebsiella spp. | Non-ICU | 3,035 | 3.43 | |
| Klebsiella spp. | Total | 5,998 | 4.68 | |
| Serratia spp. | ICU | 434 | 4.15 | |
| Serratia spp. | Non-ICU | 364 | 1.92 | |
| Serratia spp. | Total | 798 | 3.13 | |
| Citrobacter spp. | ICU | 274 | 1.09 | |
| Citrobacter spp. | Non-ICU | 277 | 1.44 | |
| Citrobacter spp. | Total | 551 | 1.27 |
a
CRE, carbapenem-resistant Enterobacteriaceae.
b
ICU, intensive care unit.