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Table 1 Characteristics of the 21 ICUs participating in the cluster-randomised controlled trial
| ICU characteristic | Feedback with toolbox (n = 10) | Feedback only (n = 11) |
|---|---|---|
| Hospital type, n (%) | ||
| Academic | 1 (10%) | 2 (18%) |
| Non-academic | 9 (90%) | 9 (72%) |
| Number of beds, median (IQR) | 12.5 (9.0–15.5) | 16.0 (11.0–24.0) |
| Number of admissions per year, median (IQR) | 835 (645–1726) | 1048 (757–2046) |
| Surgical admissions | 288 (215–1051) | 423 (223–1167) |
| Medical admissions | 533 (313–697) | 668 (524–774) |
| Number of QI team members, median (IQR) | 4 (3–5) | 4 (3–4) |
| Baseline pain management performance*, median (IQR) | 62.5 (51.6–76.1) | 70.2 (53.3–76.0) |
| Indicator 1—measuring pain each shift | 67.8 (61.8–82.3) | 81.4 (58.4–87.8) |
| Indicator 2—acceptable pain scores | 87.5 (80.6–91.3) | 85.3 (82.7–87.7) |
| Indicator 3—repeating pain measurements within 1 h | 14.4 (5.2–28.7) | 13.0 (8.4–19.3) |
| Indicator 4—normalised pain scores within 1 h | 12.3 (4.1–22.6) | 9.6 (6.8–15.7) |
