Table 3.
Patients hospitalized for an acute exacerbation of COPD presenting with bacteria in sputum (data in number of patients).
| Total | Flu A | PIV-3 | RSV | Coronavirus | Any virus | No virus | |
|---|---|---|---|---|---|---|---|
| N = 108a | N = 10a | N = 7a | N = 8a | N = 10a | N = 34a | N = 74a | |
| Number of patients with culture | 72 (67%) | 8 (80%) | 5 (71%) | 5 (63%) | 2 (20%) | 24 (71%) | 48 (65%) |
| Number of patients w/bacteria | 35 (32%) | 5 (50%) | 5 (71%) | 3 (38%) | 1 (10%) | 14 (42%) | 21 (28%) |
| Number of organisms | 49 | 6 | 6 | 3 | 1 | 16 | 33 |
| Bacteria in sputum culture | 35 (49%) | 5 (63%) | 5 (100%) | 3 (60%) | 1 (50%) | 14 (58%) | 21 (44%) |
| Staphylococcus aureus | 11 (15%) | 1 (13%) | 1 (20%) | 1 (20%) | 1 (50%) | 4 (17%) | 7 (15%) |
| Pseudomonas aeruginosa | 8 (11%) | 2 (25%) | 1 (20%) | – | – | 3 (13%) | 5 (10%) |
| Haemophilus influenzae | 5 (7%) | 1 (13%) | – | 1 (20%) | – | 2 (8%) | 3 (6%) |
| Moraxella catarrhalis | 4 (5%) | 1 (13%) | – | – | – | 1 (5%) | 3 (6%) |
| Streptococcus pneumoniae | 4 (5%) | – | 1 (20%) | 1 (20%) | – | 2 (8%) | 4 (8%) |
| Stenotrophomonas maltophilia | 3 (4%) | – | – | – | – | – | 3 (6%) |
| Other nonfermenting bacilli | 2 (3%) | – | – | – | – | – | 2 (4%) |
| Klebsiella oxytoca | 1 (1%) | – | – | – | – | – | 1 (2%) |
| Legionella spp. | 1 (1%) | – | – | – | – | – | 1 (2%) |
| Klebsiella pneumoniae | 1 (1%) | – | 1 (20%) | – | – | 1 (5%) | – |
| Citrobacter freundii | 1 (1%) | – | 1 (20%) | – | – | 1 (5%) | – |
| Serratia marcescens | 1 (1%) | – | – | – | – | 1 (2%) | |
a
Total number of patients.