Evidence map›Paper›PMID 38218833›Full record

SynthesisBMC women's health2024

Brain-derived neurotrophic factor (BDNF) as a potential marker of endometriosis: a systematic review and meta-analysis.

Kyana Jafarabady, Arman Shafiee, Razman Arabzadeh Bahri, Ida Mohammadi, Mohammad Javad Amini, Shahryar Rajai, Diba Akbarzadeh, Faeze Soltani Abhari, Emad Movahed, Soraya Parvari and 1 more

Open access · goldAbstract readMeta-AnalysisSystematic Review
In one paragraph

Synthesis in BMC women's health, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 7 papers.

0numbers the graph read from it
0cells of the map it votes in
7citing papers in PubMed
4.8field-weighted citation impact, top 6% 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

7 citing papers in PubMed, 9 citations in OpenAlex.

  1. Review
  2. Lesion size reduction in mouse model of endometriosis following clove (International journal of reproductive biomedicine · 2026
    Article
  3. Review
  4. Article
  5. Article
  6. Article
  7. Review
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

11 authors at 5 institutions in 1 country.

Kyana JafarabadyStudent Research Committee, School of Medicine, Alborz University of Medical Sciences, Karaj, Iran.
Arman ShafieeStudent Research Committee, School of Medicine, Alborz University of Medical Sciences, Karaj, Iran.
Razman Arabzadeh BahriSchool of Medicine, Tehran University of Medical Sciences, Tehran, Iran.
Ida MohammadiSchool of Medicine, Shahid Beheshti University of Medical Sciences, Tehran, Iran.
Mohammad Javad AminiStudent Research Committee, School of Medicine, Alborz University of Medical Sciences, Karaj, Iran.
Shahryar RajaiSchool of Medicine, Shahid Beheshti University of Medical Sciences, Tehran, Iran.
Diba AkbarzadehSchool of Medicine, Shahid Beheshti University of Medical Sciences, Tehran, Iran.
Faeze Soltani AbhariDepartment of Psychiatry and Mental Health, Alborz University of Medical Sciences, Karaj, Iran.
Emad MovahedDental Reaserch Center, Faculty of Dentistry, Islamic Azad University of Medical Sciences, Tehran, Iran.
Soraya ParvariDepartment of Anatomical Sciences, School of Medicine, Alborz University of Medical Sciences, Karaj, Iran. sorayaparvari@yahoo.com.
Mahmood BakhtiyariNon-Communicable Diseases Research Center, Alborz University of Medical Sciences, Karaj, Iran.
Alborz University of Medical SciencesShahid Beheshti University of Medical Sciences · IRJahrom University of Medical Sciences · IRIslamic Azad University Dental Branch of Tehran · IRTehran University of Medical Sciences · IR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundThe existing literature on the association between BDNF protein levels and endometriosis presents inconsistent findings. This systematic review and meta-analysis aim to synthesize the available evidence and evaluate the possible relationship between BDNF protein levels and endometriosis.

methodsElectronic databases (PubMed, Embase, Scopus, PsycINFO, and Web of Science) were used to conduct a comprehensive literature search from inception to June 2023. The search strategy included relevant keywords and medical subject headings (MeSH) terms related to BDNF, endometriosis, and protein levels. A random-effects model was used for the meta-analysis, and to explore heterogeneity subgroup analyses were performed. funnel plots and statistical tests were used for assessing the publication bias.

resultsA total of 12 studies were included. The pooled standardized mean difference (SMD) of BDNF levels between women with endometriosis and controls was 0.87 (95% confidence interval [CI] 0.34 to 1.39, p = 0.001; I2 = 93%). The results showed that blood levels of BDNF are significantly higher in endometriosis patients (SMD: 1.13 95% CI 0.54 to 1.73, p = 0.0002; I2 = 93%). No significant publication bias was observed based on the results of Egger's regression test ((p = 0.15).

conclusionThis study revealed a significant difference between patients diagnosed with endometriosis and healthy control in the level of BDNF. The results indicate that women with endometriosis have higher levels of BDNF. Further studies are needed to be undertaken to investigate the role of BDNF in endometriosis pathophysiology and the diagnostic value of BDNF in endometriosis.

Indexed as

EndometriosisBrain-Derived Neurotrophic FactorFemaleHumansBDNF protein, humanBrain-Derived Neurotrophic FactorBDNFBrain-derived neurotrophic factorEndometriosis

Identifiers

PMID38218833
PMCPMC10788000
OpenAlexW4390841675

What OpenQuestion holds

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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.