Table 1 Characteristics of patients with and without healthcare associated infection
Factor | All patients (n = 2767) | Patients without HAI (n = 2494) | Patients with HAI (n = 273) |
|---|---|---|---|
Patient Characteristics | |||
Male | 1465 (52.9%) | 1297 (52.0%) | 168 (61.5%) |
Age group | |||
≤ 29 | 179 (6.5%) | 169 (6.8%) | 10 (3.7%) |
30–39 | 243 (8.8%) | 226 (9.1%) | 17 (6.2%) |
40–49 | 276 (10.0%) | 244 (9.8%) | 32 (11.7%) |
50–59 | 352 (12.7%) | 301 (12.1%) | 51 (18.7%) |
60–69 | 498 (18.0%) | 442 (17.7%) | 56 (20.5%) |
70–79 | 585 (21.1%) | 529 (21.2%) | 56 (20.5%) |
≥ 80 | 634 (22.9%) | 583 (23.4%) | 51 (18.7%) |
Emergency admission | 2330 (84.2%) | 2100 (84.2%) | 230 (84.2%) |
Receiving antimicrobial therapya | 1228 (44.4%) | 961 (38.6%) | 267 (97.8%) |
Documented fever > 38 °C in last 24 h | 161 (5.8%) | 124 (5.0%) | 37 (13.6%) |
Current colonisation or infection with multi-resistant organism | 285 (10.3%) | 219 (8.8%) | 66 (24.2%) |
Exposures | |||
Peripheral vascular access device present | 1528 (55.2%) | 1383 (55.6%) | 145 (53.1%) |
Central vascular access device present | 410 (14.8%) | 303 (12.2%) | 107 (39.2%) |
Indwelling urinary catheter present | 573 (20.7%) | 483 (19.4%) | 90 (33.0%) |
Ventilated | 55 (2.0%) | 40 (1.6%) | 15 (5.5%) |
Length of stay – median days (IQR) | 5 (2–10) | 4 (2–8) | 14 (7–28) |
Medical Specialty | |||
Intensive Care Unit | 170 (6.1%) | 128 (5.1%) | 42 (15.4%) |
General Medicine | 557 (20.1%) | 513 (20.6%) | 44 (16.1) |
General Surgery | 307 (11.1%) | 261 (10.5%) | 46 (16.5%) |
Orthopaedics | 205 (7.4%) | 174 (7.0%) | 31 (11.4%) |
Cardiology | 201 (7.3%) | 191 (7.7%) | 10 (3.7%) |
Other | 1327 (48.0%) | 1267 (50.8%) | 173 (63.4%) |
Hospital Peer Group | |||
Principal Referral | 1937 (70.0%) | 1739 (69.7%) | 198 (72.5%) |
Group A hospital | 830 (30.0%) | 755 (30.3%) | 75 (27.5%) |
Location | |||
Major city hospital | 2371 (85.7%) | 2146 (86.0%) | 225 (82.4%) |
Regional | 396 (14.3%) | 348 (14.0%) | 48 (17.6%) |