Evidence map›Paper›PMID 33257712›Full record

Trial reportScientific reports2020

Stability of the timing of food intake at daily and monthly timescales in young adults.

Andrew W McHill, Cassie J Hilditch, Dorothee Fischer, Charles A Czeisler, Marta Garaulet, Frank A J L Scheer, Elizabeth B Klerman

Abstract readClinical Trial
In one paragraph

Trial report in Scientific reports, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 21 papers.

0numbers the graph read from it
0cells of the map it votes in
21citing 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.

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

21 citing papers in PubMed.

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  15. Nightshift imposes irregular lifestyle behaviors in police academy trainees.Sleep advances : a journal of the Sleep Research Society · 2023
    Article
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  19. Observational
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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

7 authors.

Andrew W McHillDivision of Sleep and Circadian Disorders, Departments of Medicine and Neurology, Brigham and Women's Hospital, 221 Longwood Ave, Boston, MA, 02115, USA. mchill@ohsu.edu.
Cassie J HilditchDivision of Sleep and Circadian Disorders, Departments of Medicine and Neurology, Brigham and Women's Hospital, 221 Longwood Ave, Boston, MA, 02115, USA.
Dorothee FischerDivision of Sleep and Circadian Disorders, Departments of Medicine and Neurology, Brigham and Women's Hospital, 221 Longwood Ave, Boston, MA, 02115, USA.
Charles A CzeislerDivision of Sleep and Circadian Disorders, Departments of Medicine and Neurology, Brigham and Women's Hospital, 221 Longwood Ave, Boston, MA, 02115, USA.
Marta GarauletDepartment of Physiology, University of Murcia, 30100, Murcia, Spain.
Frank A J L ScheerDivision of Sleep and Circadian Disorders, Departments of Medicine and Neurology, Brigham and Women's Hospital, 221 Longwood Ave, Boston, MA, 02115, USA.
Elizabeth B KlermanDivision of Sleep and Circadian Disorders, Departments of Medicine and Neurology, Brigham and Women's Hospital, 221 Longwood Ave, Boston, MA, 02115, USA.

Funding

Zoledronic Acid in Treatment of Osteoporosis in PostmenoM01RR002635 · NCRR · BRIGHAM AND WOMEN'S HOSPITAL · PI GARBER, JUDY E. · 1985 to 2008
$48.4M
TRANSPLANTATION ANALYSIS OF CIRCADIAN RHYTHMS AND AGINGP01AG009975 · NIA · BRIGHAM AND WOMEN'S HOSPITAL · PI QUAN, STUART F. · 1991 to 2018
$23.1M
TRAINING IN SLEEP, CIRCADIAN &RESPIRATORY NEUROBIOLOGYT32HL007901 · NHLBI · BRIGHAM AND WOMEN'S HOSPITAL · PI Charles A Czeisler · 1998 to 2026
$18.5M
The roles of NK3RMnPO and KNDy neurons in vasomotor symptoms, sleep, and cognition in E2 depleted mice.U54AG062322 · NIA · BRIGHAM AND WOMEN'S HOSPITAL · PI HADINE JOFFE · 2020 to 2026
$13.7M
Role of Meal Timing in Efficacy of Bariatric Surgery in Obese IndividualsR01HL140574 · NHLBI · BRIGHAM AND WOMEN'S HOSPITAL · PI SCHEER, FRANK A, TAVAKKOLI, ALI · 2017 to 2023
$4.2M
Influence of sleep regularity on circadian rhythms, learning, performance, and moodR01HL128538 · NHLBI · BRIGHAM AND WOMEN'S HOSPITAL · PI KLERMAN, ELIZABETH B. · 2016 to 2019
$3.6M
Impact of Malatonin, Food Timing and Receptor Variant on Type 2 Diabetes RiskR01DK105072 · NIDDK · MASSACHUSETTS GENERAL HOSPITAL · PI SAXENA, RICHA, SCHEER, FRANK A · 2016 to 2020
$3.2M
Sleep duration required to restore performance during chronic sleep restrictionR01HL114088 · NHLBI · BRIGHAM AND WOMEN'S HOSPITAL · PI KLERMAN, ELIZABETH B. · 2012 to 2015
$3.1M
Meal Time Effects on Metabolic Health.R01DK099512 · NIDDK · BRIGHAM AND WOMEN'S HOSPITAL · PI SCHEER, FRANK A · 2014 to 2017
$2.8M
Multi-scale modeling of sleep behaviors in social networksR01GM105018 · NIGMS · BRIGHAM AND WOMEN'S HOSPITAL · PI CZEISLER, CHARLES A, KLERMAN, ELIZABETH B. · 2013 to 2017
$2.4M
Sleep Duration Required to Restore Performance during Chronic Sleep RestrictionK24HL105664 · NHLBI · MASSACHUSETTS GENERAL HOSPITAL · PI KLERMAN, ELIZABETH B. · 2010 to 2019
$1.8M
Uncovering Circadian Mechanisms of Poor Cardiometabolic HealthK01HL146992 · NHLBI · OREGON HEALTH & SCIENCE UNIVERSITY · PI MCHILL, ANDREW WILLIAM · 2019 to 2022
$669k
NCRR NIH HHS M01 RR002635NHLBI NIH HHS K01 HL146992NHLBI NIH HHS K01HL146992NHLBI NIH HHS K24 HL105664NHLBI NIH HHS K24HL105664NHLBI NIH HHS R01 HL114088NHLBI NIH HHS R01HL114088NHLBI NIH HHS R01 HL128538NHLBI NIH HHS R01HL128538NHLBI NIH HHS R01 HL140574NHLBI NIH HHS T32 HL007901NHLBI NIH HHS T32HL007901NIA NIH HHS P01 AG009975NIA NIH HHS P01AG009975NIA NIH HHS U54 AG062322NICHD NIH HHS R21 HD086392NICHD NIH HHS R21HD086392NIDDK NIH HHS F32 DK107146NIDDK NIH HHS F32DK107146NIDDK NIH HHS R01 DK099512NIDDK NIH HHS R01DK099512NIDDK NIH HHS R01 DK105072NIDDK NIH HHS R01DK105072NIGMS NIH HHS R01 GM105018NIGMS NIH HHS R01GM105018
6 · The paper itself

Abstract

Cross-sectional observations have shown that the timing of eating may be important for health-related outcomes. Here we examined the stability of eating timing, using both clock hour and relative circadian time, across one semester (n = 14) at daily and monthly time-scales. At three time points ~ 1 month apart, circadian phase was determined during an overnight in-laboratory visit and eating was photographically recorded for one week to assess timing and composition. Day-to-day stability was measured using the Composite Phase Deviation (deviation from a perfectly regular pattern) and intraclass correlation coefficients (ICC) were used to determine individual stability across months (weekly average compared across months). Day-to-day clock timing of caloric events had poor stability within individuals (~ 3-h variation; ICC = 0.12-0.34). The timing of eating was stable across months (~ 1-h variation, ICCs ranging from 0.54-0.63), but less stable across months when measured relative to circadian timing (ICC = 0.33-0.41). Our findings suggest that though day-to-day variability in the timing of eating has poor stability, the timing of eating measured for a week is stable across months within individuals. This indicates two relevant timescales: a monthly timescale with more stability in eating timing than a daily timescale. Thus, a single day's food documentation may not represent habitual (longer timescale) patterns.

Indexed as

Circadian RhythmCross-Sectional StudiesEatingEnergy IntakeFeeding BehaviorFemaleHumansMaleMealsTime FactorsYoung Adult

Identifiers

PMID33257712
PMCPMC7705740

What OpenQuestion holds

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Registered trials

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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.