Patient characteristics, n=3743
| Median age (IQR) | 58 (44–72) |
| Male sex, number (%) | 1915 (51.2) |
| Race, number (%) | |
| Caucasian (non-hispanic) | 1544 (41.3) |
| African American | 1143 (30.5) |
| Hispanic | 554 (14.8) |
| Asian American | 175 (4.7) |
| Native American | 18 (0.5) |
| Other | 209 (5.6) |
| Unknown | 100 (2.7) |
| Source of infection, number (%) | |
| Pneumonia or pulmonary | 1081 (28.9) |
| Skin or soft-tissue infection | 948 (25.3) |
| Urinary tract infection | 548 (14.6) |
| Intra-abdominal infection | 529 (14.1) |
| Unknown source of infection | 507 (13.5) |
| Other (otorhinolaryngological, gyne, etc) | 84 (2.2) |
| Central nervous system infection | 45 (1.2) |