Evidence map›Paper›PMID 35872990›Full record

ArticleFrontiers in endocrinology2022

Polyunsaturated Fatty Acids Level and Bone Mineral Density: A Two-Sample Mendelian Randomization Study.

Lin Wang, Chao Zhang, Hao Liang, Nian Zhou, Tianji Huang, Zenghui Zhao, Xiaoji Luo

Open access · goldAbstract read
In one paragraph

Article in Frontiers in endocrinology, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 11 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
11citing papers in PubMed, 1 pooled it
3.0field-weighted citation impact, top 8% 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

11 citing papers in PubMed, 1 synthesis or guideline pooled it, 16 citations in OpenAlex.

  1. Pooled it
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  11. The gut microbiota and endometriosis: From pathogenesis to diagnosis and treatment.Frontiers in cellular and infection microbiology · 2022
    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

7 authors at 2 institutions in 1 country.

Lin WangDepartment of Orthopedic Surgery, The First Affiliated Hospital of Chongqing Medical University, Chongqing, China.
Chao ZhangDepartment of Orthopedic Surgery, The First Affiliated Hospital of Chongqing Medical University, Chongqing, China.
Hao LiangDepartment of Orthopedic Surgery, The First Affiliated Hospital of Chongqing Medical University, Chongqing, China.
Nian ZhouDepartment of Orthopedic Surgery, The First Affiliated Hospital of Chongqing Medical University, Chongqing, China.
Tianji HuangDepartment of Orthopedic Surgery, The First Affiliated Hospital of Chongqing Medical University, Chongqing, China.
Zenghui ZhaoDepartment of Orthopedic Surgery, The First Affiliated Hospital of Chongqing Medical University, Chongqing, China.
Xiaoji LuoDepartment of Orthopedic Surgery, The First Affiliated Hospital of Chongqing Medical University, Chongqing, China.
Chongqing Medical University · CNFirst Affiliated Hospital of Chongqing Medical University · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Background: This Mendelian randomization (MR) study aimed to explore the causal relationship between polyunsaturated fatty acids (PUFAs) and bone mineral density (BMD). Methods: We conducted a two-sample MR analysis to figure out if there is any causal effect of PUFAs on BMD through the summary data from the genome-wide association study (GWAS). Relationships were evaluated through inverse variance weighted (IVW), MR-Egger, weighted median, and maximum likelihood methods. The MR Pleiotropy RESidual Sum and Outlier (MR-PRESSO) test was performed to detect the horizontal pleiotropy. Results: Our findings revealed that omega-6 fatty acids were negatively related to the TB-BMD (beta-estimate: -0.0515; 95% confidence interval [CI]: -0.0911 to -0.0119; standard error [SE]: 0.0201; p-value: 0.0106). The reverse direction MR analysis showed that TB-BMD was linked to the omega-6 FAs (beta-estimate: -0.0699; 95% CI: -0.1304 to -0.0095; SE: 0.0308; p-value: 0.0265). No statistically significant correlations between PUFAs and BMD were observed after adjusting the interactions between metabolites. Conclusion: This two-sample MR analyses produced strong and new genomic evidence that there was a causal relationship between omega-6 FAs and BMD. Further investigations are still required to elucidate the potential mechanism.

Indexed as

Bone DensityMendelian Randomization AnalysisFatty Acids, UnsaturatedGenome-Wide Association StudyPolymorphism, Single NucleotideFatty Acids, Unsaturatedbone mineral density—BMDmendelian randomizationomega - 3 fatty acidsosteoporosispolyunsaturated fatty acids - PUFA

Identifiers

PMID35872990
PMCPMC9304696
OpenAlexW4284886871

What OpenQuestion holds

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LicenceCC BY
Read underepoch 390

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.