Center-level variables* | Number of IC episodes | Number of ICU admissions | Cumulative incidence (IC episodes/1000 ICU admissions) | CIR (95% CI) | p |
---|---|---|---|---|---|
Year of study | 0.313 | ||||
2015 | 271 | 40,642 | 6.67 | Ref | |
2016 | 299 | 40,003 | 7.47 | 1.18 (0.85–1.63) | |
Type of ICU | 0.073 | ||||
Medical (n = 5) | 149 | 7828 | 19.03 | Ref | |
Surgical (n = 3) | 51 | 29,087 | 1.75 | 0.10 (0.01–0.76)§ | |
Mixed (medical plus surgical, n = 15) | 370 | 43,730 | 8.46 | 0.40 (0.10–1.63) |