Table 3.
Specific bacterial and viral pathogens identified as etiological agents in CAP patients.
| Pathogen | n | Single infection | Co-infection with: |
||
|---|---|---|---|---|---|
| Bacteria | Virus | Bacteria and virus | |||
| Bacteria | |||||
| S. pneumoniae | 77 | 17 | 8 | 45 | 7 |
| H. influenzae | 36 | 7 | 8 | 14 | 7 |
| Virus | |||||
| Respiratory syncytial virus | 163 | 84 | 33 | 31 | 15 |
| Rhinovirus | 55 | 15 | 3 | 26 | 11 |
| Parainfluenza virus 1, 2, 3, and 4 | 35a | 11 | 4 | 12 | 7 |
| Adenovirus | 32 | 8 | 1 | 14 | 9 |
| Human bocavirus | 14 | 1 | 0 | 8 | 5 |
| Human coronavirus (NL63, OC43, 229E and HKU1) | 14 | 6 | 2 | 5 | 1 |
| Influenza virus B | 7 | 4 | 2 | 1 | 0 |
| Human metapneumovirus | 5 | 1 | 0 | 3 | 1 |
| Influenza virus A | |||||
| Season H3N2 | 3 | 1 | 0 | 2 | 0 |
| Swine lineage H1N1 | 2 | 0 | 0 | 0 | 2 |
| Total | 443 | 155 | – | – | – |
CAP: community-acquired pneumonia.
a
One CAP patient was infected by parainfluenza virus 1 and 3.