Table 2. Characteristics of the study population.
| Study year* | Patient-days (n) | Median daily number of patients with devices (IQR 25–75) | Device-days (DUR) | |||
|---|---|---|---|---|---|---|
| Urinary catheters | CVC | ETT | Urinary catheters | CVC | ||
| 2009–10 | 3102 | 4 (3–5) | 5 (4–7) | 4 (3–5) | 1379 (0.44) | 1885 (0.64) |
| 2010–11 | 2971 | 4 (2–5) | 5 (5–5) | 4 (3–5) | 1390 (0.47) | 1823 (0.61) |
| 2011–12 | 3244 | 3 (2–4) | 5 (4–6) | 3 (2–5) | 1059 (0.33) | 1747 (0.54) |
| 2012–13 | 3223 | 3 (2–4) | 5 (4–6) | 4 (3–5) | 1264 (0.38) | 1853 (0.56) |
| 2013–14** | 766 | 3 (2–4) | 6 (5–7) | 4 (3–6) | 260 (0.34) | 766 (0.73) |
* Study year: from April 1st to March 31st of subsequent year
** Partial year: periods 1–3, inclusively
PICU: Pediatric Intensive Care Unit; DUR: Device utilization ratio; CVC: Central venous catheter; IQR: Interquartile range