Body mass index and critical care outcomes in hospitalized COVID-19 patients-A national cohort study.

ABSTRACT:

Background

The COVID-19 pandemic caused significant global mortality. Obesity is associated with worse COVID-19 outcomes. This study examined the relationship between BMI, clinical interventions, and outcomes in hospitalized COVID-19 patients using pre-vaccine national data.

Methods

We conducted a retrospective cohort study using de-identified electronic health records from the HCA Healthcare database, comprising 149 hospitals across 18 U.S. states. Adults (≥18 years) hospitalized with confirmed SARS-CoV-2 infection between March 1 and December 31, 2022, were included. The primary outcome was a composite of in-hospital mortality or discharge to hospice, analyzed by BMI category. Secondary outcomes included inpatient mortality, need for mechanical ventilation or tracheostomy,

SUBMITTER: Bonilla Y 

PROVIDER: S-EPMC12364376 | biostudies-literature | 2025

REPOSITORIES: biostudies-literature