Evidence map›Paper›PMID 34508075›Full record

ReviewNPJ breast cancer2021

Overweight and prognosis in triple-negative breast cancer patients: a systematic review and meta-analysis.

Sixten Harborg, Robert Zachariae, Julia Olsen, Maja Johannsen, Deirdre Cronin-Fenton, Henrik Bøggild, Signe Borgquist

Open access · goldAbstract readReview
In one paragraph

Review in NPJ breast cancer, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 33 papers, 3 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
33citing papers in PubMed, 3 pooled it
3.7field-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

33 citing papers in PubMed, 3 syntheses or guidelines pooled it, 59 citations in OpenAlex.

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  16. Design and synthesis of 3,4-Frontiers in chemistry · 2025
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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

7 authors at 4 institutions in 2 countries.

Sixten HarborgDepartment of Oncology, Aarhus University Hospital/Aarhus University, Aarhus, Denmark. sixten.harborg@oncology.au.dk.ORCID http://orcid.org/0000-0002-9512-9418
Robert ZachariaeDepartment of Oncology, Aarhus University Hospital/Aarhus University, Aarhus, Denmark.ORCID http://orcid.org/0000-0001-9076-3068
Julia OlsenDepartment of Oncology, Aarhus University Hospital/Aarhus University, Aarhus, Denmark.
Maja JohannsenDepartment of Psychology and Behavioural Sciences, Aarhus University, Aarhus, Denmark.
Deirdre Cronin-FentonDepartment of Clinical Epidemiology, Aarhus University, Aarhus, Denmark.
Henrik BøggildPublic Health and Epidemiology Group, Department of Health Science and Technology, Aalborg University, Aalborg, Denmark.ORCID http://orcid.org/0000-0001-8934-5002
Signe BorgquistDepartment of Oncology, Aarhus University Hospital/Aarhus University, Aarhus, Denmark.
Aarhus University · DKAalborg University · DKAarhus University Hospital · DKLund University · SE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

We conducted a systematic review and meta-analysis investigating the association between overweight and outcome in triple-negative breast cancer (TNBC) patients. We searched PubMed and Embase using variations of the search terms triple-negative breast cancer (population), overweight and/or obesity (exposure), and prognosis (outcome). Based on the World Health Organization guidelines for defining overweight, we included longitudinal observational studies, which utilized survival statistics with hazard ratios (HRs) in our analysis. The included studies measured body mass index at the time of diagnosis of TNBC and reported disease-free survival and/or overall survival. Study quality was assessed with the Newcastle-Ottawa Scale and study data were extracted using the Meta-analysis of Observational Studies in Epidemiology (MOOSE) checklist, independently by two authors. Random-effects models were used to combine the effect sizes (HRs), and the results were evaluated and adjusted for possible publication bias. Thirteen studies of 8,944 TNBC patients were included. The meta-analysis showed that overweight was associated with both shorter disease-free survival (HR = 1.26; 95%CI: 1.09-1.46) and shorter overall survival (HR = 1.29; 95%CI: 1.11c1.51) compared to normal-weight. Additionally, our Bayesian meta-analyses suggest that overweight individuals are 7.4 and 9.9 times more likely to have shorter disease-free survival and overall survival, respectively. In conclusion, the available data suggest that overweight is associated with shorter disease-free and overall survival among TNBC patients. The results should be interpreted with caution due to possible publication bias.

Identifiers

PMID34508075
PMCPMC8433348
OpenAlexW3197447043

What OpenQuestion holds

Textmetadata
LicenceCC BY
Read underepoch 390

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.