Table 2.
PCT median values corresponding to pathogens that were isolated from two or more patients with monomicrobial bloodstream infections.
| Pathogen | Number of patients | Median PCT values (interquartile range) (ng/mL) |
|---|---|---|
| Gram-positives | ||
| Staphylococcus aureus | 103 | 3.6 (1.3–9.3) |
| Enterococcus faecalis | 43 | 0.5 (0.3–2.2) |
| Enterococcus faecium | 18 | 1.6 (0.9–2) |
| Streptococcus pneumoniae | 18 | 6.9 (3.3–23.9) |
| Streptococcus pyogenes | 5 | 2.1 (0.2–2.2) |
| Streptococcus gallolyticus | 4 | 14 (1.6–26.1) |
| Listeria monocytogenes | 3 | 1.1 (0.6–1.2) |
| Streptococcus parasanguinis | 3 | 0.3 (0.2–2.7) |
| Streptococcus agalactiae | 3 | 1.8 (1–7.9) |
| Streptococcus mutans | 2 | 6.3 (0.6–12.1) |
| Streptococcus bovis | 2 | 1.1 (0.7–1.4) |
| Streptococcus sanguinis | 2 | 5.4 (0.1–10.7) |
| Propionibacterium acnes | 2 | 0.07 (0.05–0.1) |
| Gram-negatives | ||
| Enterobacteriaceae | ||
| Escherichia coli | 183 | 18.5 (6.5–56.4) |
| Klebsiella pneumoniae | 56 | 22.3 (9.6–52.4) |
| Enterobacter cloacae | 14 | 5.5 (3.5–7.5) |
| Proteus mirabilis | 12 | 11.3 (8.3–16.5) |
| Serratia marcescens | 5 | 14.9 (3.8–15.5) |
| Klebsiella oxytoca | 5 | 2.3 (1.1–3.7) |
| Salmonella typhi | 3 | 23.2 (18–24.7) |
| Pantoea agglomerans | 3 | 21.5 (12.5–110.7) |
| Enterobacter aerogenes | 2 | 71.8 (68.2–75.4) |
| Citrobacter koseri | 2 | 21 (14.4–27.7) |
| Nonfermentative obligate aerobic | ||
| Pseudomonas aeruginosa | 21 | 6.8 (1.3–11.9) |
| Acinetobacter baumannii | 16 | 2.2 (0.6–7.4) |
| Stenotrophomonas maltophilia | 4 | 20.5 (9.4–166.6) |
| Obligate anaerobic | ||
| Bacteroides fragilis | 8 | 2.8 (0.5–8.5) |
| Fungi | ||
| Candida albicans | 12 | 0.5 (0.3–1.2) |
| Candida parapsilosis | 3 | 0.6 (0.5–0.9) |
| Candida lusitaniae | 5 | 0.6 (0.4–0.7) |