Evidence map›Paper›PMID 19439067›Full record

Trial reportCritical care (London, England)2009

The effect of exogenous glucagon-like peptide-1 on the glycaemic response to small intestinal nutrient in the critically ill: a randomised double-blind placebo-controlled cross over study.

Adam M Deane, Marianne J Chapman, Robert J L Fraser, Carly M Burgstad, Laura K Besanko, Michael Horowitz

Registry-linked trialOpen access · goldAbstract readRandomized Controlled Trial
In one paragraph

Trial report in Critical care (London, England), 2009. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT04542213 (Effect of the Combination of Dipeptidyl Peptidase-4 Inhibitor), which is not on this map. Cited by 43 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
43citing papers in PubMed, 1 pooled it
5.2field-weighted citation impact, top 4% of its field
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.

NCT04542213 phase3completednot on this mapstarted 2020, after this paper: background citation

Effect of the Combination of Dipeptidyl Peptidase-4 Inhibitor (DPP4i) and Insulin in Comparison to Insulin on Metabolic Control and Prognosis in Hospitalized Patients With COVID-19

TypeinterventionalSponsorHospital Regional de Alta Especialidad del BajioRan2020 to 2021Enrolled70ConditionsHyperglycemia, Covid19ArmsLinagliptin tablet, Insulin
3 · Its place in the literature

Who cites it

43 citing papers in PubMed, 1 synthesis or guideline pooled it, 89 citations in OpenAlex.

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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

6 authors at 3 institutions in 1 country.

Adam M DeaneUniversity of Adelaide, Discipline of Anaesthesia and Intensive Care, North Terrace, Adelaide, 5000 South Australia, Australia. adam.deane@adelaide.edu.au
Marianne J Chapman
Robert J L Fraser
Carly M Burgstad
Laura K Besanko
Michael Horowitz
Repatriation General Hospital · AURoyal Adelaide Hospital · AUUniversity of Adelaide · AU

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

introductionHyperglycaemia occurs frequently in the critically ill, affects outcome adversely, and is exacerbated by enteral feeding. Furthermore, treatment with insulin in this group is frequently complicated by hypoglycaemia. In healthy patients and those with type 2 diabetes, exogenous glucagon-like peptide-1 (GLP-1) decreases blood glucose by suppressing glucagon, stimulating insulin and slowing gastric emptying. Because the former effects are glucose-dependent, the use of GLP-1 is not associated with hypoglycaemia. The objective of this study was to establish if exogenous GLP-1 attenuates the glycaemic response to enteral nutrition in patients with critical illness induced hyperglycaemia.

methodsSeven mechanically ventilated critically ill patients, not previously known to have diabetes, received two intravenous infusions of GLP-1 (1.2 pmol/kg/min) and placebo (4% albumin) over 270 minutes. Infusions were administered on consecutive days in a randomised, double-blind fashion. On both days a mixed nutrient liquid was infused, via a post-pyloric feeding catheter, at a rate of 1.5 kcal/min between 30 and 270 minutes. Blood glucose and plasma GLP-1, insulin and glucagon concentrations were measured.

resultsIn all patients, exogenous GLP-1 infusion reduced the overall glycaemic response during enteral nutrient stimulation (AUC30-270 min GLP-1 (2077 +/- 144 mmol/l min) vs placebo (2568 +/- 208 mmol/l min); P = 0.02) and the peak blood glucose (GLP-1 (10.1 +/- 0.7 mmol/l) vs placebo (12.7 +/- 1.0 mmol/l); P < 0.01). The insulin/glucose ratio at 270 minutes was increased with GLP-1 infusion (GLP-1 (9.1 +/- 2.7) vs. placebo (5.8 +/- 1.8); P = 0.02) but there was no difference in absolute insulin concentrations. There was a transient, non-sustained, reduction in plasma glucagon concentrations during GLP-1 infusion (t = 30 minutes GLP-1 (90 +/- 12 pmol/ml) vs. placebo (104 +/- 10 pmol/ml); P < 0.01).

conclusionsAcute, exogenous GLP-1 infusion markedly attenuates the glycaemic response to enteral nutrition in the critically ill. These observations suggest that GLP-1 and/or its analogues have the potential to manage hyperglycaemia in the critically ill.

trial registrationAustralian New Zealand Clinical Trials Registry number: ACTRN12609000093280.

Indexed as

AdultAgedArea Under CurveBlood GlucoseCritical IllnessCross-Over StudiesDouble-Blind MethodEnteral NutritionFemaleGlucagonGlucagon-Like Peptide 1HumansHyperglycemiaHypoglycemiaIncretinsInfusions, IntravenousBlood GlucoseGlucagonGlucagon-Like Peptide 1IncretinsInsulin

Identifiers

PMID19439067
PMCPMC2717426
OpenAlexW2148569002

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.