Evidence map›Paper›PMID 26815361›Full record

Trial reportPsychopharmacology2016

Acute stress increases ad-libitum alcohol consumption in heavy drinkers, but not through impaired inhibitory control.

Elly McGrath, Andrew Jones, Matt Field

Open access · hybridAbstract readRandomized Controlled Trial
In one paragraph

Trial report in Psychopharmacology, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 36 papers, 3 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
36citing papers in PubMed, 3 pooled it
4.7field-weighted citation impact, top 5% 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

36 citing papers in PubMed, 3 syntheses or guidelines pooled it, 57 citations in OpenAlex.

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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

3 authors at 1 institution in 1 country.

Elly McGrathDepartment of Psychological Sciences, University of Liverpool, Liverpool, L69 7ZA, UK.
Andrew JonesDepartment of Psychological Sciences, University of Liverpool, Liverpool, L69 7ZA, UK.
Matt FieldDepartment of Psychological Sciences, University of Liverpool, Liverpool, L69 7ZA, UK. mfield@liverpool.ac.uk.
University of Liverpool · GB

Funding

Medical Research Council MR/K001558Medical Research Council MR/K001558/1Medical Research Council MR/K023195/1
6 · The paper itself

Abstract

rationaleStress increases alcohol consumption and the risk of relapse, but little is known about the psychological mechanisms that underlie these effects. One candidate mechanism is inhibitory control, which may be impaired by acute stress and is believed to exert a causal influence on alcohol consumption.

objectivesWe investigated if acute stress would impair inhibitory control and if impaired inhibitory control would be associated with subsequent ad-libitum alcohol consumption in a naturalistic laboratory setting. MATERIALS AND

methodsOne hundred heavy drinkers took part in an experimental study in a naturalistic 'bar laboratory'. Participants were randomly assigned to an acute stress (n = 50) or control (n = 50) group. In the stress group, participants were exposed to the social evaluative threat of giving a self-critical presentation, whereas the control group completed simple anagrams. Prior to and following the manipulation, participants completed the stop signal task as a measure of inhibitory control. Finally, participants completed a bogus taste test, as a measure of ad-libitum alcohol consumption.

resultsThe stress manipulation had no effect on performance on the stop signal task. However, there was a small but significant increase in ad-libitum alcohol consumption in the acute stress group compared to that in the control group.

conclusionsAcute stress increased alcohol consumption in heavy drinkers, in a semi-naturalistic setting. However, this was not through the hypothesised mechanism of a transient impairment in inhibitory control.

Indexed as

Inhibition, PsychologicalAdolescentAlcohol DrinkingAlcoholic IntoxicationFemaleHumansMaleStress, PsychologicalYoung AdultAlcoholDisinhibitionInhibitory controlStop signalStress

Identifiers

PMID26815361
PMCPMC4801987
OpenAlexW2256725851

What OpenQuestion holds

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LicenceCC BY
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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.