Table 3.
Change (95% Confidence Interval) in Length of ICU and Critical Illness Hospital Stay (in Days), Relative to 2006–2008, Adjusted for Age, Sex, Ethnicity, Unit Type, Admission Diagnosis, Charlson Comorbidity Score, Illness Severity, Admission Year Category, and Hospital Mortality
| Admission Year |
Multiplicative Interaction Term P Value | |||||
|---|---|---|---|---|---|---|
| 2006–2008 | 2009–2010 | 2011–2012 | 2013–2014 | 2015–2016 | ||
| Adjusted change in ICU length of stay | ||||||
| Minority-serving hospitals | Ref. | −0.35 (−0.43 to −0.27) | −0.48 (−0.56 to −0.40) | −0.41 (−0.49 to −0.34) | −0.44 (−0.52 to −0.36) | <0.001 |
| Non–minority-serving hospitals | Ref. | −0.42 (−0.45 to −0.39) | −0.56 (−0.59 to −0.53) | −0.64 (−0.66 to −0.61) | −0.67 (−0.70 to −0.65) | |
| Adjusted change in hospital length of stay | ||||||
| Minority-serving hospitals | Ref. | −0.74 (−0.91 to −0.59) | −1.12 (−1.27 to −0.96) | −1.01 (−1.17 to −0.87) | −0.98 (−1.13 to −0.81) | <0.001 |
| Non–minority-serving hospitals | Ref. | −0.56 (−0.63 to −0.50) | −0.90 (−0.95 to−0.85) | −1.14 (−1.18 to −1.09) | −1.37 (−1.41 to −1.32) | |
Definition of abbreviation: Ref. = reference.
Adjusted change of ICU and critical illness hospitalization lengths of stay from 2006 to 2016. Multiplicative interaction between indicator for minority-serving hospitals and admission year (defined continuously) are provided.