Coronavirus disease 19 (COVID-19) has posed unprecedented healthcare system challenges,
some of which will lead to transformative change. It is obvious to healthcare workers and …

Background The appropriate caloric goal for critically ill adults is unclear. We evaluated the
effect of restriction of nonprotein calories (permissive underfeeding), as compared with …

… Arabi equally contributed to the conception and design of the research; Hasan M. Al-Dorzi
and Yaseen M. Arabi contributed to the acquisition and analysis of the data; Hasan M. …

Background There is conflicting evidence about the relationship between the dose of enteral
caloric intake and survival in critically ill patients. The objective of this systematic review …

Rationale: The optimal nutritional strategy for critically ill adults at high nutritional risk is
unclear. Objectives: To examine the effect of permissive underfeeding with full protein intake …

Objective: The effectiveness of rapid response teams remains controversial. However, many
studied rapid response teams were not intensivist-led, had limited involvement beyond the …

Importance Helmet noninvasive ventilation has been used in patients with COVID-19 with the
premise that helmet interface is more effective than mask interface in delivering prolonged …

… Author links open overlay panel Raymond Khan MD a b c , Hasan M. Al-Dorzi MD a b c ,
Khalid Al-Attas MD d , Faisal Wali Ahmed MBBS e , Abdellatif M. Marini RN, MSc, CPHQ f , …

Importance Time-limited trials of intensive care are commonly used in patients perceived to
have a poor prognosis. The optimal duration of such trials is unknown. Factors such as a …

Introduction The clinical significance of elevation of lactate levels within the reference range
is not well studied. The objective of this study was to determine the best cutoff threshold for …