Table 4.
Distribution of various pathogens in 705 patients with community-acquired pneumonia.
| Pathogen (No.) | Single infection (n = 550) No. (%) |
Mixed infection (n = 155) No. (%) |
P value | Mixed with |
||
|---|---|---|---|---|---|---|
| Other viruses (No.) | S. pneumoniae (No.) | M. pneumoniae (No.) | ||||
| Adenovirus (61) | 35 (6.4) | 26 (16.8) | <0.001 | 11 | 7 | 13 |
| Influenza (51) | 27 (4.9) | 24 (15.5) | <0.001 | 3 | 17 | 7 |
| Respiratory syncytial virus (51) | 40 (7.3) | 11 (7.1) | 1.0 | 4 | 7 | 2 |
| Rhinovirus (50) | 22 (4.0) | 28 (18.1) | <0.001 | 6 | 18 | 4 |
| Parainfluenza (30) | 15 (2.7) | 15 (9.7) | 0.002 | 7 | 8 | 4 |
| Coronavirus (18) | 5 (0.9) | 13 (8.4) | <0.001 | 5 | 4 | 5 |
| Enterovirus (14) | 3 (0.5) | 11 (7.1) | <0.001 | 4 | 7 | 3 |
| Human metapneumovirus (13) | 9 (1.6) | 4 (2.6) | 0.5 | 3 | 1 | 0 |
| Bocavirus (10) | 6 (1.0) | 4 (2.6) | 0.2 | 1 | 3 | 0 |
| Polyomavirus (5) | 1 (0.2) | 4 (2.6) | 0.009 | 0 | 4 | 0 |
| Parechovirus (2) | 0 (0.0) | 2 (1.3) | 0.05 | 0 | 2 | 0 |
| Parvovirus (1) | 0 (0.0) | 1 (0.6) | 0.2 | 0 | 0 | 1 |
| Human herpes virus 7 (1) | 0 (0.0) | 1 (0.6) | 0.2 | 0 | 0 | 1 |
| Chlamydophila pneumoniae (1) | 0 (0.0) | 1 (0.6) | 0.2 | 0 | 1 | 0 |
| Streptococcus pneumoniae (326) | 221 (40.3) | 105 (67.7) | <0.001 | 73 | – | 36 |
| Mycoplasma pneumoniae (233) | 164 (29.7) | 69 (44.5) | 0.002 | 37 | 36 | – |
| Staphylococcus aureus (1) | 1 (0.2) | 0 (0.0) | – | 0 | 0 | 0 |
| Mycobacterium tuberculosis (1) | 1 (0.2) | 0 (0.0) | – | 0 | 0 | 0 |