Table 2: Clinical outcomes in patients with Staphylococcus aureus bacteremia admitted to a regional tertiary-care centre between 2008 and 2012 (n = 925).
| Outcome | No. (%) of patients |
|---|---|
| Recurrent S. aureus bacteremia infection |
189 (20.4) |
| One recurrence |
161 (17.4) |
| Two recurrences |
14 (1.5) |
| Three or more recurrences |
14 (1.5) |
| Complicated S. aureus bacteremia |
248 (26.8) |
| Infective endocarditis |
72 (7.8) |
| Septic arthritis |
28 (3.0) |
| Deep tissue abscess |
56 (6.0) |
| Osteomyelitis |
|
| Vertebral |
25 (2.7) |
| Nonvertebral (i.e., hand or foot) |
6 (0.6) |
| Epidural abscess |
22 (2.4) |
| Septic thrombophlebitis |
2 (0.2) |
| Psoas abscess |
12 (1.3) |
| Meningitis |
4 (0.4) |
| Embolic stroke |
8 (0.9) |
| Other complications* |
13 (1.4) |
| Complications during hospital stay |
|
| Operative intervention |
258 (27.9) |
| Renal failure requiring dialysis |
80 (8.6) |
| Hepatic failure |
23 (2.5) |
| Prolonged ventilation (> 21 d) |
58 (6.3) |
|
Clostridium difficile infection |
22 (2.4) |
| Ischemic colitis |
17 (1.8) |
| Myocardial infarction |
10 (1.1) |
| Admission to the intensive care unit |
225 (24.3) |
| All-cause mortality† |
258 (27.9) |
| In-hospital mortality |
196 (21.1) |
| Postdischarge mortality (0–30 d) |
30 (3.2) |
| Postdischarge mortality (31–90 d) |
32 (3.5) |
| Mortality after 90 d postdischarge | 94 (10.2) |
*Includes patients with mycotic aneurysm (n = 7), empyema (n = 4) and pericarditis (n = 2). †Defined as all mortalities that occurred in hospital and up to 90 days postdischarge.