Evidence map›Paper›PMID 42831233›Full record

Trial reportBJA open2026

Fasting-induced hypoglycaemia in anaesthetised paediatric patients (FIGS): protocol of an opt-out approach to consent for a multicentre cohort study measuring glycaemia and ketonaemia.

Hannah F Lewis, Hugh Lemonde, Chris Gale, Gemma Jones, Kirsty Logan, Salma Ayis, Alexandra Vincent, Teresa MacCarrick, Julia Parnell, Nikita Delgaty and 3 more

Registry-linked trialAbstract readClinical Trial
In one paragraph

Trial report in BJA open, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT07259629 (Fasting Induced Hypoglycaemia in Anaesthetised Paediatric Patients), which is not on this map. Not yet cited in PubMed.

0numbers the graph read from it
0cells of the map it votes in
0citing papers in PubMed
–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.

NCT07259629 completednot on this map

Fasting Induced Hypoglycaemia in Anaesthetised Paediatric Patients

TypeobservationalSponsorGuy's and St Thomas' NHS Foundation TrustRan2025 to 2026Enrolled2,902ConditionsHypoglycemia, Iatrogenic, Anesthesia, Pediatrics
3 · Its place in the literature

Who cites it

0 citing papers in PubMed.

No citing paper in PubMed yet.

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

13 authors.

Hannah F LewisDepartment of Paediatric Anaesthesia, Evelina London Children's Hospital, Guy's and St Thomas NHS Foundation Trust, London, UK.
Hugh LemondeDepartment of Inherited Metabolic Disease, Evelina London Children's Hospital, Guy's and St Thomas NHS Foundation Trust, London, UK.
Chris GaleNeonatal Medicine, School of Public Health and Centre for Paediatrics and Child Health, Imperial College London, Chelsea and Westminster Hospital Campus, London, UK.
Gemma JonesClinical Academic Partnership, King's Health Partners Women and Children's Health, London, UK.
Kirsty LoganClinical Academic Partnership, King's Health Partners Women and Children's Health, London, UK.
Salma AyisSchool of Life Course and Population Sciences, Faculty of Life Sciences & Medicine, King's College London, Addison House, Guy's Campus, London, UK.
Alexandra VincentGuy's and St Thomas' Data Management Services, Guy's and St Thomas' NHS Foundation Trust, Guy's Hospital, London, UK.
Teresa MacCarrickPaediatric Anaesthetists in Training Research Network, Association of Paediatric Anaesthetists of Great Britain and Ireland, Sheffield, UK.
Julia ParnellPaediatric Anaesthetists in Training Research Network, Association of Paediatric Anaesthetists of Great Britain and Ireland, Sheffield, UK.
Nikita DelgatyPoint-of-care testing services, Guy's and St Thomas' NHS Foundation Trust, London, UK.
Elisabeth WagsterNova Biomedical UK, Nova Biomedical, Runcorn, Cheshire, UK.
Stefano FaveroMaSa Europe, Nova Biomedical, Les Ulis, France.
Benjamin J BlaiseDepartment of Paediatric Anaesthesia, Evelina London Children's Hospital, Guy's and St Thomas NHS Foundation Trust, London, UK.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Background: Hypoglycaemia is a potentially a serious complication of the iatrogenic fasting required to deliver safe anaesthesia. Children may be at a higher risk because of their metabolic immaturity. Methods: This is a prospective multi-centre cohort study recruiting children fasting before a procedure under general anaesthesia. Children will have their blood glucose and ketones measured using point-of-care testing on venous blood drawn from a cannula inserted during i.v. or inhalation induction of general anaesthesia. The primary aim is to recruit as many children as possible across the four nations of the United Kingdom, using an opt-out approach to consent, to assess different thresholds used by anaesthetists to define hypoglycaemia and identify risk factors of this metabolic complication. The primary endpoint is the decision by anaesthetists to manage a hypoglycaemia at induction in a large paediatric population. Secondary endpoints are the actual values of glycaemia and ketonaemia and to evaluate the distributions of these parameters in a large paediatric population together with assessing potential risk factors of adverse metabolic responses to fasting (mainly hypoglycaemia, hypoketosis, and hyperketosis). The fasting-induced hypoglycaemia in anaesthetised paediatric patients (FIGS) study aims to recruit over 2000 children across the 4 nations of the United Kingdom. Trial recruitment is in progress starting May 2025 and expected to end May 2026, with analysis and results shared in 2027. Dissemintation Plans: This study, using an opt-out approach to consent, will provide a large data set of glycaemia and ketonaemia values in a paediatric population, assessing current practice, identifying risk factors, and building new recommendations for the management of the metabolic risk in fasting children. Clinical trial registrations: IRAS 329701 and NCT07259629. Protocol version number and date: 1.8, 14 April 2026.

Indexed as

fastingglycaemiahypoglycaemiaketonaemiaopt-out consentpaediatric anaesthesia

Identifiers

PMID42831233
PMCPMC13634723

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.