Evidence map›Paper›PMID 30201981›Full record

ArticleNutrition & diabetes2018

Breath acetone as a marker of energy balance: an exploratory study in healthy humans.

Fabian Bovey, Jérémy Cros, Béla Tuzson, Kevin Seyssel, Philippe Schneiter, Lukas Emmenegger, Luc Tappy

Open access · goldAbstract read
In one paragraph

Article in Nutrition & diabetes, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 14 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
14citing papers in PubMed, 1 pooled it
1.2field-weighted citation impact, top 21% 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

14 citing papers in PubMed, 1 synthesis or guideline pooled it, 32 citations in OpenAlex.

  1. Pooled it
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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 at 3 institutions in 1 country.

Fabian BoveyDepartment of Physiology, Faculty of Biology and Medicine, University of Lausanne, Lausanne, Switzerland.
Jérémy CrosDepartment of Physiology, Faculty of Biology and Medicine, University of Lausanne, Lausanne, Switzerland.
Béla TuzsonEmpa, Laboratory for Air Pollution/Environmental Technology, Überlandstrasse 129, 8600, Dübendorf, Switzerland.
Kevin SeysselDepartment of Physiology, Faculty of Biology and Medicine, University of Lausanne, Lausanne, Switzerland.
Philippe SchneiterDepartment of Physiology, Faculty of Biology and Medicine, University of Lausanne, Lausanne, Switzerland.
Lukas EmmeneggerEmpa, Laboratory for Air Pollution/Environmental Technology, Überlandstrasse 129, 8600, Dübendorf, Switzerland.ORCID http://orcid.org/0000-0002-9812-3986
Luc TappyDepartment of Physiology, Faculty of Biology and Medicine, University of Lausanne, Lausanne, Switzerland. Luc.Tappy@unil.ch.ORCID http://orcid.org/0000-0001-8469-4692
University of Lausanne · CHSwiss Federal Laboratories for Materials Science and Technology · CHHôpital intercantonal de la Broye · CH

Funding

Schweizerischer Nationalfonds zur Förderung der Wissenschaftlichen Forschung (Swiss National Science Foundation) PNR 69-145138
6 · The paper itself

Abstract

An exploratory study was performed on eight healthy volunteers to assess how short-term changes in energy balance and dietary carbohydrate content impact breath acetone concentrations. Participants were studied on three occasions: on each occasion, they remained fasted and in resting conditions during the first 2 h to assess basal breath acetone and blood beta-hydroxybutyrate (BOHB). During the next 6 h, they remained fasted on one occasion (F), or were fed hourly high carbohydrate (HC) or low-carbohydrate (LC) meals to induce a positive energy balance on the other two occasions. They remained in resting conditions during 4 h, then performed a 2-hour low intensity exercise (25 W) inducing a negative energy balance. In resting conditions, breath acetone and blood BOHB concentrations increased progressively compared to basal values in F, but decreased and remained low throughout the test in HC. With LC, breath acetone increased progressively, while blood BOHB decreased. This exploratory study indicates that breath acetone reliably detects a stimulation of ketogenesis during a short-term fast. It also suggests that LC and HC differentially impact BOHB and acetone production and utilization, and reveals possible limitations to the use of breath acetone as a marker of energy balance.

Indexed as

3-Hydroxybutyric AcidAcetoneAdultBiomarkersBreath TestsEnergy MetabolismExhalationFemaleHealthy VolunteersHumansMaleYoung Adult3-Hydroxybutyric AcidAcetoneBiomarkers

Identifiers

PMID30201981
PMCPMC6131485
OpenAlexW2890712995

What OpenQuestion holds

Textmetadata
LicenceCC BY
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.