Table 3.
Clinical outcomes of hospitalized patients with CAP during the first post-pandemic influenza season (2010–2011).
| Characteristic | All cases N = 747 | Bacterial n = 154 | Viral n = 125 | Mixed n = 36 | Unknown n = 432 |
|---|---|---|---|---|---|
| In-hospital complications | |||||
| Acute cardiac eventsa | 79 (10.6) | 14 (9.1) | 18 (14.4) | 1 (2.8) | 46 (10.6) |
| Nosocomial infections | 31 (4.1) | 5 (3.2) | 13 (10.4) | 1 (2.8) | 12 (2.8) |
| ICU admissionb | 94 (12.6) | 18 (11.7) | 41 (32.8) | 11 (30.6) | 24 (5.6) |
| Need for mechanical ventilation (intubation) | 59 (7.9) | 9 (5.8) | 30 (24.4) | 8 (22.2) | 12 (2.8) |
| ARDS | 58 (7.8) | 11 (7.1) | 27 (21.6) | 9 (25) | 11 (2.5) |
| Time to clinical stability, median (IQR), days | 2 (1–4) | 2 (1–5) | 3 (1–7) | 4 (2–7) | 2 (1–3) |
| Length of hospital stay, median (IQR), days | 8 (5–13) | 9 (6–14) | 9 (6–15) | 8 (6.5–16.5) | 8 (5–11) |
| In-hospital mortality | 61 (8.2) | 11 (7.1) | 22 (17.6) | 6 (16.7) | 22 (5.1) |
ARDS, acute respiratory distress syndrome; CAP, community-acquired pneumonia; ICU, intensive care unit; IQR, interquartile range.
a
New-onset or worsening cardiac arrhythmias, new-onset or worsening congestive heart failure and/or myocardial infarction.
b
79 (84.9%) patients required intubation and/or non-invasive mechanical ventilation.