Evidence map›Paper›PMID 28712432›Full record

SynthesisJournal of psychosomatic research2017

Alexithymia in eating disorders: Systematic review and meta-analyses of studies using the Toronto Alexithymia Scale.

Heather Westwood, Jess Kerr-Gaffney, Daniel Stahl, Kate Tchanturia

2 registry-linked trialsAbstract readMeta-AnalysisSystematic Review
In one paragraph

Synthesis in Journal of psychosomatic research, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to 2 registered trials, which are not on this map. Cited by 147 papers, 5 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
147citing papers in PubMed, 5 pooled it
–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.

NCT05503745 nacompletednot on this mapstarted 2022, after this paper: background citation

CBT-E vs CBT-F+Metacognitive Interpersonal Therapy for Non-underweight Adults With Eating Disorders: Study Protocol for a Pilot Randomised Controlled Trial

TypeinterventionalSponsorCentro Trattamento Integrato: Disturbi Alimentari e ObesitaRan2022 to 2024Enrolled20ConditionsEating Disorders, Maladaptive Personality Trait, Emotion Regulation, PersonalityArmsCBT-F+MIT, CBT-E
NCT06693089 naactive not recruitingnot on this mapstarted 2024, after this paper: background citation

Metacognitive Interpersonal Therapy Across Transdiagnostic Eating Disorders Including Underweight: Study Protocol for a Single-arm Pilot Study

TypeinterventionalSponsorGLORIA FIORAVANTIRan2024 to 2026Enrolled64ConditionsEating Disorders, Maladaptive Personality Trait, Personality Disorder, Personality TraitArmsMIT-ED
3 · Its place in the literature

Who cites it

147 citing papers in PubMed, 5 syntheses or guidelines pooled it.

  1. Emotion-Related Treatments in Patients With Binge Eating Episodes-a Systematic Review and Meta-Analysis.Obesity reviews : an official journal of the International Association for the Study of Obesity · 2026
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  5. Investigating alexithymia in autism: A systematic review and meta-analysis.European psychiatry : the journal of the Association of European Psychiatrists · 2019
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87 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

4 authors.

Heather WestwoodKing's College London, Institute of Psychiatry, Psychology and Neuroscience, Psychological Medicine, London, UK. Electronic address: Heather.l.westwood@kcl.ac.uk.
Jess Kerr-GaffneyKing's College London, Institute of Psychiatry, Psychology and Neuroscience, Psychological Medicine, London, UK. Electronic address: jess.kerr-gaffney@kcl.ac.uk.
Daniel StahlKing's College London, Institute of Psychiatry, Psychology and Neuroscience, Department of Biostatistics, London, UK. Electronic address: Daniel.r.stahl@kcl.ac.uk.
Kate TchanturiaKing's College London, Institute of Psychiatry, Psychology and Neuroscience, Psychological Medicine, London, UK; South London and Maudsley NHS Trust, National Eating Disorders Service, Psychological Medicine Clinical Academic Group, UK; Ilia State University, Tbilisi, Georgia. Electronic address: kate.tchanturia@kcl.ac.uk.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

objectiveThe aim of this review was to synthesise the literature on the use of the Toronto Alexithymia Scale (TAS) in eating disorder populations and Healthy Controls (HCs) and to compare TAS scores in these groups.

methodElectronic databases were searched systematically for studies using the TAS and meta-analyses were performed to statistically compare scores on the TAS between individuals with eating disorders and HCs.

resultsForty-eight studies using the TAS with both a clinical eating disorder group and HCs were identified. Of these, 44 were included in the meta-analyses, separated into: Anorexia Nervosa; Anorexia Nervosa, Restricting subtype; Anorexia Nervosa, Binge-Purge subtype, Bulimia Nervosa and Binge Eating Disorder. For all groups, there were significant differences with medium or large effect sizes between the clinical group and HCs, with the clinical group scoring significantly higher on the TAS, indicating greater difficulty with identifying and labelling emotions.

conclusionAcross the spectrum of eating disorders, individuals report having difficulties recognising or describing their emotions. Given the self-report design of the TAS, research to develop and evaluate treatments and clinician-administered assessments of alexithymia is warranted.

Indexed as

AdultAffective SymptomsCanadaEmotionsFeeding and Eating DisordersFemaleHumansMaleAlexithymiaEating disorderEmotion recognitionMeta-analysisSystematic review

Identifiers

PMID28712432
PMCPMC5986724

What OpenQuestion holds

Textmetadata
LicenceCC BY
Read underepoch 390

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.