Table A1.
Characteristics of patient cohorts defined by four definitions of suspected infection
| Characteristics | Patients with suspected infection were identified if during the hospital stay there was (were) | |||
|---|---|---|---|---|
| Any BC order | >1 BC orders | Any BC and any CRP/PCT orders | Any BC or CRP/PCT order | |
| Number of patient admissions | 2940 | 1435 | 2767 | 10 827 |
| Age in years – median (IQR) | 69 (53–80) | 69 (54–80) | 69 (54–80) | 68 (50–80) |
| Male sex – n (%) | 1442 (49.05) | 694 (48.36) | 1358 (49.08) | 5101 (47.11) |
| ATSI – n (%) | 96 (3.27) | 46 (3.21) | 93 (3.36) | 393 (3.63) |
| ICU admissions – n (%) | 702 (23.88) | 419 (29.20) | 694 (25.08) | 1164 (10.75) |
| ICU LOS in hours – median (IQR) | 83 (34–169) | 99 (34–219 | 84 (35–172) | 62 (24–129) |
| Hospital LOS in days – median (IQR) | 8.25 (4.66–15.79) | 11.12 (6.05–20.39) | 8.68 (4.90–16.09) | 5.64 (3.15–10.25) |
| In‐hospital mortality – n (%, 95% CI) | 217 (7.38, 6.44–8.33) | 132 (9.20, 7.70–10.69) | 210 (7.59, 6.6–8.58) | 361 (3.33, 3.00–3.67) |
| Composite outcome 1– n (%, 95% CI) | 805 (27.38, 25.77–28.99) | 475 (33.10, 30.67–35.54) | 793 (28.66, 26.97–30.34) | 1382 (12.76, 12.14–13.39) |
| Composite outcome 2 – n (%, 95% CI) | 519 (17.65, 16.27–19.03) | 326 (22.72, 20.55–24.89) | 512 (18.50, 17.06–19.95) | 784 (7.24, 6.75–7.73) |
Composite outcome 1 = in‐hospital mortality or ICU admission; composite outcome 2 = In‐hospital mortality or prolonged ICU stay (≥3 days).
ATSI, Aboriginal and/or Torres Strait Islander origin; CI, confidence interval; ICU, intensive care unit; IQR, interquartile range; LOS, length of stay.