Evidence map›Paper›PMID 22930073›Full record

SynthesisObesity surgery2012

Do postoperative psychotherapeutic interventions and support groups influence weight loss following bariatric surgery? A systematic review and meta-analysis of randomized and nonrandomized trials.

Nina N Beck, Maja Johannsen, René K Støving, Mimi Mehlsen, Robert Zachariae

Registry-linked trialAbstract readMeta-AnalysisSystematic Review
PubMed Publisher
In one paragraph

Synthesis in Obesity surgery, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT03488966 (Mindfulness Based Eating Awareness Training), which is not on this map. Cited by 29 papers, 3 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
29citing papers in PubMed, 3 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.

NCT03488966 naactive not recruitingnot on this mapstarted 2017, after this paper: background citation

Mindfulness Based Eating Awareness Training (MB-EAT) for Bariatric Surgery Patients: The Effects of Mindfulness on Psychosocial and Physical Functioning

TypeinterventionalSponsorUniversity Health Network, TorontoRan2017 to 2027Enrolled85ConditionsObesity, Morbid, Eating Disorder SymptomArmsMindfulness Based Eating and Awareness Training
3 · Its place in the literature

Who cites it

29 citing papers in PubMed, 3 syntheses or guidelines pooled it.

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  2. Pooled it
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  11. 'Journal of health psychology · 2025
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  17. Depression and Suicide After Bariatric Surgery.Current psychiatry reports · 2019
    Review
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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

5 authors.

Nina N BeckDepartment of Psychology, National Research Center of Psychotraumatology, University of Southern Denmark, Campusvej 55, 5230, Odense M, Denmark. nbeck@health.sdu.dk
Maja Johannsen
René K Støving
Mimi Mehlsen
Robert Zachariae

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Bariatric surgery is currently considered the most effective treatment of severe obesity, but considerable individual variations in weight loss results have been reported. We therefore conducted a systematic review and meta-analysis of studies investigating the effect of psychotherapeutic interventions and support groups on weight loss following bariatric surgery. A literature search was conducted in the databases PubMed and PsycINFO, identifying nine eligible studies reporting results of the effect of psychotherapeutic interventions and support groups on weight loss following bariatric surgery. The results revealed a statistically significant overall effect of both psychotherapeutic interventions and support groups on weight loss (pooled effect size correlation (ESr) = 0.18; p < 0.0001). When comparing the effect sizes of psychotherapeutic interventions and support groups, no difference was found (p = 0.51). Higher quality studies had smaller effect sizes (0.16) than studies with low quality scores (0.22), but the difference did not reach statistical significance (p = 0.26). Patients attending psychotherapeutic interventions or support groups in combination with bariatric surgery appeared to experience greater weight loss results than patients treated with bariatric surgery only. However, research in this area is characterized by a lack of methodological rigor, and it is recommended that future study designs include randomization and active attention control conditions.

Indexed as

Bariatric SurgeryPatient Education as TopicWeight LossAdultFeeding BehaviorFemaleHumansMaleObesity, MorbidPostoperative PeriodRandomized Controlled Trials as TopicSelf-Help Groups

Identifiers

What OpenQuestion holds

Textmetadata
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.