Why the study?
Does abnormal body mass index predict higher mortality rates in critically ill patients in the ICU?
Population
471 critically ill patients over 18 years of age admitted to the ICU with a length of stay ≥ 72 hours, mean…
Comparison
Abnormal body mass index vs Normal weight (BMI 18.5 to 24.9 kg/m²)
Design
Cohort
Follow-up
up to 60 days (in-hospital death right censored at 60 days)
Authors
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Does not support BMI for ICU mortality risk stratification; leaves open whether body composition influences outcomes in targeted subgroups.
Does abnormal body mass index predict higher mortality rates in critically ill patients in the ICU?
In critically ill patients, ICU mortality is driven by severity of illness and complications such as extubation failure rather than body mass index.
Lim et al. (2010) studied this question.
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