Journal article

Definition, prevalence, and outcome of feeding intolerance in intensive care: a systematic review and meta-analysis

A Reintam Blaser, J Starkopf, Ue Kirsimaegi, AM Deane

Acta Anaesthesiologica Scandinavica | WILEY | Published : 2014

Abstract

Clinicians and researchers frequently use the phrase 'feeding intolerance' (FI) as a descriptive term in enterally fed critically ill patients. We aimed to: (1) determine what is the most accepted definition of FI; (2) estimate the prevalence of FI; and (3) evaluate whether FI is associated with important outcomes. Systematic searches of peer-reviewed publications using PubMed, MEDLINE, and Web of Science were performed with studies reporting FI extracted. We identified 72 studies defining FI. In 33 studies, the definition was based on large gastric residual volumes (GRVs) together with other gastrointestinal symptoms, while 30 studies relied solely on large GRVs, six studies used inadequate..

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