Evidence map›Paper›PMID 38159575›Full record

ArticleThe Lancet. Child & adolescent health2024

Mental health from 5 years before to 10 years after bariatric surgery in adolescents with severe obesity: a Swedish nationwide cohort study with matched population controls.

Gustaf Bruze, Kajsa Järvholm, Mattias Norrbäck, Johan Ottosson, Ingmar Näslund, Jonas Söderling, Johan Reutfors, Torsten Olbers, Martin Neovius

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Article in The Lancet. Child & adolescent health, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 14 papers.

0numbers the graph read from it
0cells of the map it votes in
14citing papers in PubMed
4.1field-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

14 citing papers in PubMed, 13 citations in OpenAlex.

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  8. Reply.The Journal of pediatrics · 2025
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  13. Psychosocial outcomes after adolescent metabolic and bariatric surgery: a narrative review of the literature.Surgery for obesity and related diseases : official journal of the American Society for Bariatric Surgery · 2025
    Review
  14. Article
4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

9 authors at 4 institutions in 1 country.

Gustaf BruzeDepartment of Medicine, Solna, Clinical Epidemiology Division, Karolinska Institutet, Stockholm, Sweden.
Kajsa JärvholmDepartment of Psychology, Lund University, Lund, Sweden; Childhood Obesity Unit, Skåne University Hospital, Malmö, Sweden. Electronic address: kajsa.jarvholm@psy.lu.se.
Mattias NorrbäckDepartment of Medicine, Solna, Clinical Epidemiology Division, Karolinska Institutet, Stockholm, Sweden.
Johan OttossonDepartment of Surgery, Faculty of Medicine and Health, Örebro University, Örebro, Sweden.
Ingmar NäslundDepartment of Surgery, Faculty of Medicine and Health, Örebro University, Örebro, Sweden.
Jonas SöderlingDepartment of Medicine, Solna, Clinical Epidemiology Division, Karolinska Institutet, Stockholm, Sweden.
Johan ReutforsDepartment of Medicine, Solna, Clinical Epidemiology Division, Karolinska Institutet, Stockholm, Sweden.
Torsten OlbersDepartment of Biomedical and Clinical Sciences and Wallenberg Centre for Molecular Medicine, Linköping University, Linköping, Sweden.
Martin NeoviusDepartment of Medicine, Solna, Clinical Epidemiology Division, Karolinska Institutet, Stockholm, Sweden.
Karolinska Institutet · SEÖrebro University · SELinköping University · SELund University · SE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundThe long-term effects of bariatric surgery on the mental health of adolescents with severe obesity remain uncertain. We aimed to describe the prevalence of psychiatric health-care visits and filled prescription psychiatric drugs among adolescents with severe obesity undergoing bariatric surgery in the 5 years preceding surgery and throughout the first 10 years after surgery, and to draw comparisons with matched adolescents in the general population.

methodsAdolescents with severe obesity and who underwent bariatric surgery were identified through the Scandinavian Obesity Surgery Registry. We included adolescents who had bariatric surgery between 2007 and 2017 and were younger than 21 years at time of surgery. Each adolescent patient was matched with ten adolescents from the general population by age, sex, and county of residence. Specialist psychiatric care and filled psychiatric prescriptions were retrieved from nationwide data registers.

findings1554 adolescents (<21 years) with severe obesity underwent bariatric surgery between 2007 and 2017, 1169 (75%) of whom were female. At time of surgery, the mean age was 19·0 years [SD 1·0], and the mean BMI was 43·7 kg/m

interpretationPsychiatric diagnoses and psychiatric drug prescriptions were more common among adolescents with severe obesity who would later undergo bariatric surgery than among matched adolescents from the general population. Both groups showed an increase in prevalence in psychiatric diagnoses and psychiatric drug prescriptions leading up to the time of surgery, but the rate of increase in the prevalence was higher among adolescents with severe obesity than among matched adolescents. With the exception of health-care visits for substance use disorders, these prevalence trajectories continued in the 10 years of follow-up. Realistic expectations regarding mental health outcomes should be set preoperatively.

fundingSwedish Research Council, Swedish Research Council for Health, Working Life and Welfare.

Indexed as

Bariatric SurgeryObesity, MorbidSubstance-Related DisordersAdolescentAdultCohort StudiesFemaleHumansMaleMental HealthObesityPopulation ControlSwedenYoung Adult

Identifiers

PMID38159575
OpenAlexW4390264847

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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.