Evidence map›Paper›PMID 25311083›Full record

Trial reportInternational journal of obesity (2005)2015

Meal timing affects glucose tolerance, substrate oxidation and circadian-related variables: A randomized, crossover trial.

C Bandín, F A J L Scheer, A J Luque, V Ávila-Gandía, S Zamora, J A Madrid, P Gómez-Abellán, M Garaulet

Abstract readRandomized Controlled Trial
PubMed Publisher
In one paragraph

Trial report in International journal of obesity (2005), 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 135 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
135citing papers in PubMed, 1 pooled it
5.9field-weighted citation impact, top 2% 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.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

135 citing papers in PubMed, 1 synthesis or guideline pooled it, 253 citations in OpenAlex.

  1. Pooled it
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  3. Effect of Time-Restricted Eating on Metabolic Adaptation in Adults With Severe Obesity During Early Phase of Weight Loss.Journal of human nutrition and dietetics : the official journal of the British Dietetic Association · 2026
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  12. Ingestion ofNutrients · 2020
    Trial
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  15. Timing of food intake impacts daily rhythms of human salivary microbiota: a randomized, crossover study.FASEB journal : official publication of the Federation of American Societies for Experimental Biology · 2018
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  19. Predominantly nighttime feeding and weight outcomes in infants.The American journal of clinical nutrition · 2016
    Trial
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75 more citing papers are in PubMed but not listed here.

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

8 authors at 4 institutions in 2 countries.

C BandínDepartment of Physiology, Faculty of Biology, University of Murcia; IMIB-Arrixaca, Murcia, Spain.
F A J L ScheerDivision of Sleep and Circadian Disorders, Brigham and Women's Hospital, and Division of Sleep Medicine, Harvard Medical School, Boston, MA, USA.
A J LuqueFaculty of Physical Activity and Sport Sciences, Catholic University of San Antonio, Murcia, Spain.
V Ávila-GandíaFaculty of Physical Activity and Sport Sciences, Catholic University of San Antonio, Murcia, Spain.
S ZamoraDepartment of Physiology, Faculty of Biology, University of Murcia; IMIB-Arrixaca, Murcia, Spain.
J A MadridDepartment of Physiology, Faculty of Biology, University of Murcia; IMIB-Arrixaca, Murcia, Spain.
P Gómez-AbellánDepartment of Physiology, Faculty of Biology, University of Murcia; IMIB-Arrixaca, Murcia, Spain.
M GarauletDepartment of Physiology, Faculty of Biology, University of Murcia; IMIB-Arrixaca, Murcia, Spain.
Instituto Murciano de Investigación Biosanitaria · ESUniversidad Católica San Antonio de Murcia · ESUniversidad de Murcia · ESCircadian (United States) · US

Funding

Meal Time Effects on Metabolic Health.R01DK099512 · NIDDK · BRIGHAM AND WOMEN'S HOSPITAL · PI SCHEER, FRANK A · 2014 to 2017
$2.8M
Mechanisms underlying adverse health consequences of shift workR01HL094806 · NHLBI · BRIGHAM AND WOMEN'S HOSPITAL · PI SCHEER, FRANK A · 2009 to 2013
$1.6M
NHLBI NIH HHS R01 HL094806NIDDK NIH HHS DK099512
6 · The paper itself

Abstract

BACKGROUND/

objectivesTiming of food intake associates with body weight regulation, insulin sensitivity and glucose tolerance. However, the mechanism is unknown. The aim of this study was to investigate the effects of changes in meal timing on energy-expenditure, glucose-tolerance and circadian-related variables. SUBJECTS/

methodsThirty-two women (aged 24±4 years and body mass index 22.9±2.6 kg m(-2)) completed two randomized, crossover protocols: one protocol (P1) including assessment of resting-energy expenditure (indirect-calorimetry) and glucose tolerance (mixed-meal test) (n=10), the other (P2) including circadian-related measurements based on profiles in salivary cortisol and wrist temperature (Twrist) (n=22). In each protocol, participants were provided with standardized meals (breakfast, lunch and dinner) during the two meal intervention weeks and were studied under two lunch-eating conditions: Early Eating (EE; lunch at 13:00) and Late Eating (LE; lunch 16:30).

resultsLE, as compared with EE, resulted in decreased pre-meal resting-energy expenditure (P=0.048), a lower pre-meal protein-corrected respiratory quotient (CRQ) and a changed post-meal profile of CRQ (P=0.019). These changes reflected a significantly lower pre-meal utilization of carbohydrates in LE versus EE (P=0.006). LE also increased glucose area under curve above baseline by 46%, demonstrating decreased glucose tolerance (P=0.002). Changes in the daily profile of cortisol and Twrist were also found with LE blunting the cortisol profile, with lower morning and afternoon values, and suppressing the postprandial Twrist peak (P<0.05).

conclusionsEating late is associated with decreased resting-energy expenditure, decreased fasting carbohydrate oxidation, decreased glucose tolerance, blunted daily profile in free cortisol concentrations and decreased thermal effect of food on Twrist. These results may be implicated in the differential effects of meal timing on metabolic health.

Indexed as

Basal MetabolismEnergy IntakeMealsAdultArea Under CurveBlood GlucoseBody Mass IndexCalorimetry, IndirectCross-Over StudiesDietary CarbohydratesEnergy MetabolismFastingFemaleHumansHydrocortisoneNutritional Physiological PhenomenaBlood GlucoseDietary CarbohydratesHydrocortisone

Identifiers

PMID25311083
OpenAlexW2020885061

What OpenQuestion holds

Textmetadata
Read underepoch 390

Registered trials

None linked

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.