Table 2.
Characteristics of patients with a blood culture-proven infection in the ED
| Characteristic | Missing | Total population (n=1039) |
| Sex, male | 0 | 626 (60.3) |
| Age, mean (SD) | 0 | 61 (15.6) |
| Arrival, by ambulance | 0 | 249 (24.0) |
| Triage by MTS, acute/highly urgent | 49 (4.7) | 238 (22.9) |
| Direct intensive care unit admittance | 0 | 22 (6.8) |
| Comorbidity | ||
| CCIoriginal, mean (SD)* | 0 | 4 (2.9) |
| CCIupdated, mean (SD)* | 0 | 4 (2.8) |
| Vital signs, mean (SD) | ||
| Temperature, °C | 9 (0.8) | 38.3 (1.2) |
| Heart rate, /min | 24 (2.3) | 106 (22.9) |
| Respiratory rate, /min | 369 (35.5) | 23 (8.2) |
| Systolic blood pressure, mm Hg | 20 (1.9) | 125 (27.4) |
| Oxygen saturation, % | 43 (4.1) | 96 (5.1) |
| Any supplemental oxygen | 0 | 401 (38.6) |
| Consciousness, not alert | 174 (16.7) | 112 (10.8) |
| NEWS, mean (SD)† | 0 | 5 (3.7) |
| Isolated bacteria | ||
| Escherichia coli | 0 | 341 (32.8) |
| Staphylococcus aureus | 0 | 105 (10.1) |
| Streptococcus pneumoniae | 0 | 87 (8.4) |
| Mortality | ||
| 30 days | 0 | 108 (10.4) |
| 1 year | 0 | 289 (27.8) |
Data are presented as number (percentage) of patients unless otherwise indicated.
*For the prevalence of all comorbidities, see table 1.
†NEWS imputed as normal.
CCI, Charlson Comorbidity Index; ED, emergency department; MTS, Manchester Triage System; NEWS, National Early Warning Score.;