Table 1. Characteristics of 973 intensive care units (ICU) included in the study, ICU-KISS, 2006–2015.
| Parameter | Description | Number | Percentage |
|---|---|---|---|
| ICUs | total | 937 | 100.0% |
| Surveillance time of ICU | Months (median, IQR) | 56 | 30–95 |
| Size of ICU | ICU beds (median, IQR) | 12 | 8–15 |
| Size of hospital | Hospital beds (median, IQR) | 439 | 270–749 |
| Type of hospital | Non tertiary care | 659 | 70.4 |
| Tertiary care | 278 | 29.6 | |
| Type of ICU | Interdisciplinary | 495 | 52.8% |
| Medical | 140 | 14.9% | |
| Surgical | 162 | 17.3% | |
| Neurosurgical | 24 | 2.6% | |
| Cardiosurgical | 26 | 2.8% | |
| Neurological | 19 | 2.0% | |
| Pediatric | 26 | 2.8% | |
| Other a | 45 | 4.8% | |
| Length of stay | Days (median, IQR) | 3.7 | 2.9–5.3 |
| CVC utilization rate | CVC days per 100 pd (median, IQR) | 65.9 | 51.0–79.8 |
| Ventilator utilization rate | Ventilator days per 100 pd (median, IQR) | 35.5 | 25.4–49.5 |
| UC utilization rate | UC days per 100 pd (median, IQR) | 84.0 | 72.8–91.7 |
| Incidence density PBSI | PBSI/1000 pd (median, IQR) | 0.64 | 0.33–1.14 |
PBSI, primary bloodstream infection; CVC, central venous catheter; UC, urinary catheter; pd, patient days; IQR, interquartile range.
a other than Medical-surgical, Surgical, Medical, Cardiothoracic, Neurosurgical, Neurological or Pediatric.