Evidence map›Paper›PMID 39010904›Full record

SynthesisFrontiers in endocrinology2024

Maternal bisphenols exposure and thyroid function in children: a systematic review and meta-analysis.

Jiani Liu, Min Tian, Haiyue Qin, Danrong Chen, Sabitina Mrisho Mzava, Xu Wang, Francis Manyori Bigambo

Abstract readSystematic ReviewMeta-Analysis
In one paragraph

Synthesis in Frontiers in endocrinology, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 6 papers.

0numbers the graph read from it
0cells of the map it votes in
6citing papers in PubMed
–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

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

6 citing papers in PubMed.

  1. Article
  2. Review
  3. Article
  4. Article
  5. Article
  6. Article
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.

Jiani Liu *JC School of Public Health and Primary Care, Faculty of Medicine, The Chinese University of Hong Kong, Hong Kong, Hong Kong SAR, China.
Min Tian *Department of Gastroenterology, Children's Hospital of Nanjing Medical University, Nanjing, China.
Haiyue QinNanjing Foreign Language School, Nanjing, China.
Danrong ChenSchool of Public Health, Nanjing Medical University, Nanjing, China.
Sabitina Mrisho MzavaDepartment of Nephrology, Muhimbili National Hospital, Dar es Salaam, Tanzania.
Xu WangClinical Medical Research Center, Children's Hospital of Nanjing Medical University, Nanjing, China.
Francis Manyori BigamboClinical Medical Research Center, Children's Hospital of Nanjing Medical University, Nanjing, China.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Background: Evidence from animal experiments and epidemiological studies has reported controversial results about the effects of prenatal bisphenols (BPs) exposure on childhood thyroid function. This study aims to explore the associations of prenatal exposure to BPs with thyroid-related hormones (THs) in newborns and early childhood, with a particular focus on the sex-dependent and exposure level effects. Methods: Correlated studies were systematically searched from PubMed, Web of Science, Medline, Cochrane, and Embase until February 21, 2024. The exposures assessed include bisphenol A (BPA), bisphenol F (BPF), bisphenol S (BPS), bisphenol AF (BPAF), and tetrachlorobisphenol A (TCBPA). THs measured were thyroid stimulating hormone (TSH), total tri-iodothyronine (TT3), total thyroxine (TT4), free tri-iothyronine (FT3), and free thyroxine (FT4). Effect estimates were quantified using coefficients from multivariable regression models. Statistical analyses were completed using Stata 16.0. The methodological quality of the included studies was evaluated using the Newcastle-Ottawa Scale (NOS). Results: Eleven cohort studies comprising 5,363 children were included in our meta-analysis. Prenatal bisphenol concentrations were statistically significant related to alterations in thyroid hormones in children, exclusively in female offspring, including reduced TSH (β = -0.020, 95% CI: -0.036, -0.005) and increased TT3 levels (β = 0.011, 95% CI: 0.001, 0.021), and exposure to high concentration of bisphenols (>1.5 ug/g creatinine) significantly reduced FT3 levels in children (β = -0.011, 95% CI: -0.020, -0.003). Conclusion: Prenatal bisphenol exposure is linked to alterations in thyroid hormone levels in girls, necessitating enhanced measures to control bisphenol exposure levels during pregnancy for child health protection. Systematic Review Registration: https://inplasy.com, identifier INPLASY202450129.

Indexed as

Benzhydryl CompoundsMaternal ExposurePhenolsPrenatal Exposure Delayed EffectsThyroid GlandBisphenol A CompoundsBisphenol S CompoundsChildEndocrine DisruptorsFemaleHumansMalePregnancySulfonesThyroid Function TestsThyroid HormonesBenzhydryl Compoundsbisphenol ABisphenol A Compoundsbisphenol SBisphenol S CompoundsEndocrine DisruptorsPhenolsSulfonesThyroid Hormonesbisphenolschildrenmeta-analysisprenatal exposurethyroid function

Identifiers

PMID39010904
PMCPMC11246848

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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.