Table 1.
Isolated pathogens in FN defined as microbiologically documented infections
| Organisms | No. of isolate | Source |
||||||
|---|---|---|---|---|---|---|---|---|
| Primary bacteremia | CRBSI | UTI | Pneumonia | GI | SSI | Others | ||
| Gram-negative bacilli | ||||||||
| Escherichia coli | 35 | 19 | 2 | 9 | 4 | - | 1 | - |
| Klebsiella pneumoniaea | 32 | 14 | 4 | 4 | 5 | 5 | 1 | - |
| Pseudomonas aeruginosa | 24 | 10 | 3 | 1 | 6 | 1 | 3 | - |
| Acinetobacter baumannii | 8 | 3 | - | - | 3 | - | 1 | 1 |
| Enterobacter spp. | 8 | 2 | 1 | 2 | 2 | - | - | 1 |
| Aeromonas spp. | 4 | 2 | - | - | - | 2 | - | - |
| Serratia marcescens | 3 | 1 | 2 | - | - | - | - | - |
| Ralstonia mannitolilytica | 2 | 2 | - | - | - | - | - | - |
| Salmonella spp. | 1 | - | - | - | - | 1 | - | - |
| Proteus spp. | 2 | - | - | 1 | 1 | - | - | - |
| Others* | 3 | 1 | 1 | - | 1 | - | - | - |
| Total | 122 | 54 | 13 | 17 | 22 | 9 | 6 | 2 |
| Gram-positive organisms | ||||||||
| Enterococcus spp. | 16 | 5 | 1 | 7 | 1 | 1 | - | 1 |
| Streptococcus spp. | 6 | 3 | 1 | - | 1 | 1 | - | - |
| Staphylococcus aureusb | 4 | 1 | - | - | 1 | - | 2 | 1 |
| Staphylococcus epidermidis | 2 | 2 | - | - | - | - | - | - |
| Corynebacterium striatum | 1 | 1 | - | - | - | - | - | - |
| Total | 29 | 12 | 2 | 7 | 3 | 2 | 2 | 2 |
| Fungus and other organisms | ||||||||
| Candida spp.c | 15 | 8 | 2 | 3 | 3 | 3 | 1 | - |
| Aspergillus spp.d | 13 | - | - | - | 12 | 2 | - | - |
| Cytomegalovirus | 1 | - | - | - | - | - | 1 | - |
| Fusarium spp.e | 1 | - | - | - | 1 | - | 1 | - |
| Others (e.g., PJP, unidentified mold) | 3 | - | - | - | 1 | 1 | 1 | - |
| Total | 33 | 8 | 2 | 3 | 17 | 6 | 4 | - |
CRBSI = catheter-related bloodstream infection; UTI = urinary tract infection; GI = gastrointestinal tract infection; SSI = soft tissue and skin infection; PJP = Pneumocystis jirovecii pneumonia.
1 isolate with gastrointestinal and soft tissue and skin infection
1 isolate with pneumonia and soft tissue and skin infection
1 isolate with gastrointestinal tract infection, pneumonia and CRBSI; 1 isolate with gastrointestinal and soft tissue and skin infection; 1 isolate with urinary tract infection, pneumonia and CRBSI
1 isolate with pneumonia and gastrointestinal tract infection
1 isolate with pneumonia and soft tissue and skin infection
Others: Burkholderia pseudomallei, Morganella morganii, and Stenotrophomonas maltophilia