Table 1.
Distribution of Pathogens Causing Bacteremia and PJIs Developed During Bacteremias
| Total No. of Bacteremias (n = 643) | No. of Bacteremias With a PJI (n = 46) | |||
|---|---|---|---|---|
| Pathogen | No. | % | No. | % |
| Escherichia coli | 241 | 37 | 3 | 1 |
| Staphylococcus aureus | 105 | 16 | 21a | 20 |
| Beta-hemolytic streptococci | 58 | 9 | 12 | 21 |
| Streptococcus pneumoniae | 43 | 7 | 2 | 5 |
| Coagulase-negative staphylococci | 28 | 4 | 0 | 0 |
| Enterococci | 28 | 4 | 1 | 4 |
| Klebsiella species | 27 | 4 | 1 | 4 |
| Viridans group streptococci | 25 | 4 | 4 | 16 |
| Other gram-negative bacteriab | 46 | 7 | 0 | 0 |
| Anaerobes | 20 | 3 | 2 | 10 |
| Yeasts | 3 | 0.5 | 0 | 0 |
| Otherc | 12 | 2 | 0 | 0 |
| Polymicrobial | 7 | 1 | 0 | 0 |
Abbreviation: PJI, periprosthetic joint infection.
aIncludes 1 bilateral infection, which is counted as 1.
bIncludes enterobacteriae, Pseudomonas species, Proteus species, Morganella morganii, Citrobacter species, Haemophilus influenzae, Serratia marcescens.
cIncludes lactobacilli, Listeria monocytogenes, Actinobaculum schaalii, Aerococcus urinae, Arcanobacterium pyogenes, Granulicatella adiacens.