Evidence map›Paper›PMID 36284334›Full record

SynthesisCritical care (London, England)2022

Comparison of continuous versus intermittent enteral feeding in critically ill patients: a systematic review and meta-analysis.

Aaron J Heffernan, C Talekar, M Henain, L Purcell, M Palmer, H White

Registry-linked trialAbstract readMeta-AnalysisSystematic Review
In one paragraph

Synthesis in Critical care (London, England), 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT05879263 ("Efficacy of Intermittent Enteral Nutrition Versus Continuous Administration in Intensive Care Patients for the Reduction of Complications. Randomized Clinical Trial"), which is not on this map. Cited by 25 papers, 6 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
25citing papers in PubMed, 6 pooled it
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

NCT05879263 naunknown statusnot on this map

"Efficacy of Intermittent Enteral Nutrition Versus Continuous Administration in Intensive Care Patients for the Reduction of Complications. Randomized Clinical Trial"

TypeinterventionalSponsorComplejo Hospitalario Universitario de AlbaceteRan2022 to 2024Enrolled190ConditionsEnteral Nutrition, Critical Care, Feeding Methods, Gastric Feeding TubeArmsINTERMITTENT ENTERAL NUTRITITION (IEN), CONTINUOS ENTERAL NUTRITITION (CEN)
3 · Its place in the literature

Who cites it

25 citing papers in PubMed, 6 syntheses or guidelines pooled it.

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  15. Constipation in critically ill adults.World journal of gastrointestinal pathophysiology · 2025
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

6 authors.

Aaron J Heffernan *Department of Intensive Care Medicine, Logan Hospital, MetroSouth Hospital and Health Service, Meadowbrook, QLD, Australia. aaronjheffernan@gmail.com.
C Talekar *Department of Intensive Care Medicine, Logan Hospital, MetroSouth Hospital and Health Service, Meadowbrook, QLD, Australia.
M HenainDepartment of Intensive Care Medicine, Logan Hospital, MetroSouth Hospital and Health Service, Meadowbrook, QLD, Australia.
L PurcellDepartment of Intensive Care Medicine, Logan Hospital, MetroSouth Hospital and Health Service, Meadowbrook, QLD, Australia.
M PalmerDepartment of Intensive Care Medicine, Logan Hospital, MetroSouth Hospital and Health Service, Meadowbrook, QLD, Australia.
H WhiteDepartment of Intensive Care Medicine, Logan Hospital, MetroSouth Hospital and Health Service, Meadowbrook, QLD, Australia.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundThe enteral route is commonly utilised to support the nutritional requirements of critically ill patients. However, there is paucity of data guiding clinicians regarding the appropriate method of delivering the prescribed dose. Continuous enteral feeding is commonly used; however, a bolus or intermittent method of administration may provide several advantages such as minimising interruptions. The purpose of this meta-analysis is to compare a continuous versus an intermittent or bolus enteral nutrition administration method.

methodsA systematic review and meta-analysis were performed with studies identified from the PubMed, EMBASE, Cochrane Library and Web of Science databases. Studies were included if they compared a continuous with either an intermittent or bolus administration method of enteral nutrition in adult patients admitted to the intensive care unit. Study quality was assessed using the PEDro and Newcastle-Ottawa scoring systems. Review Manager was used for performing the random-effects meta-analysis on the outcomes of mortality, constipation, diarrhoea, increased gastric residuals, pneumonia, and bacterial colonisation.

resultsA total of 5546 articles were identified, and 133 were included for full text review. Fourteen were included in the final analysis. There was an increased risk of constipation with patients receiving continuous enteral nutrition (relative risk 2.24, 95% confidence interval 1.01-4.97, p = 0.05). No difference was identified in other outcome measures. No appreciable bias was identified.

conclusionThe current meta-analysis has not identified any clinically relevant difference in most outcome measures relevant to the care of critically ill patients. However, there is a paucity of high-quality randomised controlled clinical trials to guide this decision. Therefore, clinicians may consider either dosing regimen in the context of the patient's care requirements.

Indexed as

Critical IllnessEnteral NutritionAdultConstipationHumansIntensive Care UnitsNutritional RequirementsEnteral nutritionGastric residualsIntensive care unit

Identifiers

PMID36284334
PMCPMC9594889

What OpenQuestion holds

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Registered trials

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.