Evidence map›Paper›PMID 29968186›Full record

ArticleObesity surgery2018

Generic Health-Related Quality of Life May Not Be Associated with Weight Loss 4 Years After Bariatric Surgery: a Cross-Sectional Study.

Vigdis Dagsland, Randi Andenæs, Tor-Ivar Karlsen

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Article in Obesity surgery, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 5 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
5citing papers in PubMed, 1 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

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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

5 citing papers in PubMed, 1 synthesis or guideline pooled it.

  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

3 authors.

Vigdis DagslandDepartment of Surgery, Fonna Health Trust, Haugesund Hospital, Haugesund, Norway.
Randi AndenæsDepartment of Nursing and Health Promotion, OsloMet, Oslo, Norway.
Tor-Ivar KarlsenDepartment of Health and Nursing Sciences, University of Agder, Grimstad, Norway. tor-ivar.karlsen@uia.no.ORCID 0000-0001-6050-7901

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundThere seems to exist a belief that weight loss is proportionally associated with improvement of health-related quality of life (HRQoL) after bariatric surgery. HRQoL is a complex multidimensional construct of one's perception of health and well-being and is measured through generic and disease specific questionnaires.

objectivesThis study aimed to test the associations between weight loss after bariatric surgery and both generic and obesity-specific HRQoL, and mental distress, controlling for other patient characteristics.

methodsThe study was conducted at the Department of Surgery at Haugesund Hospital (Norway) based on a cohort of bariatric surgery patients operated between 2010 and 2013. Primary outcome measures included the SF-36 (generic HRQoL), IWQoL-Lite (obesity-specific HRQoL), and HADS (mental distress). Blocks of variables (time since surgery, personal characteristics, socioeconomics, comorbidities, surgical complications, experienced life crisis, and weight loss) were entered into hierarchical linear regression models with the four outcome measures as dependent variables. Cumulative explained variance (r

resultsA total of 206 completed the outcome measures with a mean (SD) of 4.4 (1.1) years after surgery. The generic SF-36 physical and mental composite scores were significantly associated (p < .05) with socioeconomics, baseline comorbidities, and surgical complications. Obesity-specific IWQoL-Lite scores were significantly (p < .05) associated with weight loss.

conclusionsThe study indicates that post-operative weight loss is associated with obesity-specific HRQoL but demonstrates no associations between weight loss and generic HRQoL, when controlling for other patient characteristics.

Indexed as

Bariatric SurgeryObesity, MorbidQuality of LifeCross-Sectional StudiesHumansWeight LossBariatric surgeryHealth-related quality of lifeMental distressWeight loss

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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.