Evidence map›Paper›PMID 30352012›Full record

SynthesisJournal of toxicology and environmental health. Part B, Critical reviews2018

Polybrominated diphenyl ether (PBDE) neurotoxicity: a systematic review and meta-analysis of animal evidence.

David C Dorman, Weihsueh Chiu, Barbara F Hales, Russ Hauser, Kamin J Johnson, Ellen Mantus, Susan Martel, Karen A Robinson, Andrew A Rooney, Ruthann Rudel and 3 more

Abstract readMeta-AnalysisSystematic Review
In one paragraph

Synthesis in Journal of toxicology and environmental health. Part B, Critical reviews, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 27 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
27citing 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

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

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

  1. Pooled it
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  19. Human Health and Ocean Pollution.Annals of global health · 2020
    Review
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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

13 authors.

David C Dormana Department of Molecular and Biomedical Sciences , College of Veterinary Medicine, North Carolina State University , Raleigh , NC , USA.
Weihsueh Chiub Department of Veterinary Integrative Biosciences , College of Veterinary Medicine, Texas A&M University, College Station , TX , USA.
Barbara F Halesc Department of Pharmacology and Therapeutics , McGill University , Montreal , Quebec , Canada.
Russ Hauserd Department of Environmental Health and Department of Epidemiology , Harvard T.H. Chan School of Public Health , Boston , MA , USA.
Kamin J Johnsone Predictive Safety Center, Corteva Agriscience™ , Agriculture Division of DowDuPont™ , Indianapolis , IN , USA.
Ellen Mantusf Board on Environmental Studies and Toxicology at the National Academies of Sciences, Engineering, and Medicine , Washington DC , USA.
Susan Martelf Board on Environmental Studies and Toxicology at the National Academies of Sciences, Engineering, and Medicine , Washington DC , USA.
Karen A Robinsong Department of Medicine , Johns Hopkins University , Baltimore , MD , USA.
Andrew A Rooneyh Office of Health Assessment and Translation, Division of the National Toxicology Program, National Institute of Environmental Health Sciences, National Institutes of Health, Department of Health and Human Services , Research Triangle Park , NC , USA.
Ruthann Rudeli Silent Spring Institute , Newton , MA , USA.
Sheela Sathyanarayanaj Department of Pediatrics , University of Washington, Seattle Children's Research Institute , Seattle WA , USA.
Susan L Schantzk Department of Comparative Biosciences , College of Veterinary Medicine and Beckman Institute for Advanced Science and Technology, University of Illinois at Urbana-Champaign , Urbana , IL , USA.
Katrina M Watersl Biological Sciences Division , Pacific Northwest National Laboratory , Richland , WA , USA.

Funding

Intramural NIH HHS Z99 ES999999
6 · The paper itself

Abstract

A recent systematic review (SR) and meta-analysis of human studies found an association between prenatal serum polybrominated diphenyl ethers (PBDE) concentrations and a decrease in the IQ of children. A SR of experimental developmental animal PBDE-mediated neurotoxicity studies was performed in the present study. Outcomes assessed included measures related to learning, memory, and attention, which parallel the intelligence-related outcomes evaluated in the human studies SR. PubMed, Embase, and Toxline were searched for relevant experimental non-human mammalian studies. Evaluation of risk of bias (RoB) and overall body of evidence followed guidance developed by the National Toxicology Program. Animal studies using varying designs and outcomes were available for BDEs 47, 99, 153, 203, 206, and 209 and the technical mixture DE-71. Study reporting of methods and results was often incomplete leading to concerns regarding RoB. A meta-analysis of 6 Morris water maze studies showed evidence of a significant increase in last trial latency (effect size of 25.8 [CI, 20.3 to 31.2]) in PBDE-exposed animals with low heterogeneity. For most endpoints, there were unexplained inconsistencies across studies and no consistent evidence of a dose-response relationship. There is a "moderate" level of evidence that exposure to BDEs 47, 99, and 209 affects learning. For other PBDEs and other endpoints, the level of evidence was "low" or "very low". The meta-analysis led to stronger conclusions than that based upon a qualitative review of the evidence. The SR also identified RoB concerns that might be remedied by better study reporting.

Indexed as

AnimalsAttentionEnvironmental ExposureEnvironmental PollutantsFemaleHalogenated Diphenyl EthersLearningMaleMemoryMiceRatsEnvironmental PollutantsHalogenated Diphenyl EthersDevelopmental neurotoxicitylearning and memorysystematic review

Identifiers

PMID30352012
PMCPMC6786272

What OpenQuestion holds

Textmetadata
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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.