The present critical review was conducted to evaluate the clinimetric properties of the
Charlson Comorbidity Index (CCI), an assessment tool designed specifically to predict long …

Background A systematic understanding of how multimorbidity has been constructed and
measured is unavailable. This review aimed to examine the definition and measurement of …

Importance Medical imaging increased rapidly from 2000 to 2006, but trends in recent years
have not been analyzed. Objective To evaluate recent trends in medical imaging. Design …

Background: Racial disparities exist in outcomes after severe acute respiratory syndrome
coronavirus 2 (SARS-CoV-2) infection. Objective: To evaluate the contribution of …

Study objective The goal of this study is to create a predictive, interpretable model of early
hospital respiratory failure among emergency department (ED) patients admitted with …

Background Comparative clinical effects of balanced crystalloids and saline are uncertain,
particularly in noncritically ill patients cared for outside an intensive care unit (ICU). Methods …

Background Delays to timely admission from emergency departments (EDs) are known to
harm patients. Objective To assess and quantify the increased risk of death resulting from …

Objective: We extend the literature on comorbidity measurement by developing 2 indices,
based on the Elixhauser Comorbidity measures, designed to predict 2 frequently reported …

Hospital palliative care is an essential part of the COVID-19 response but data are lacking.
We identified symptom burden, management, response to treatment, and outcomes for a …

Importance There has been limited research on patients with ST-segment elevation
myocardial infarction (STEMI) and COVID-19. Objective To compare characteristics …