Evidence map›Paper›PMID 25124525›Full record

ArticleBirth defects research. Part A, Clinical and molecular teratology2014

Maternal periconceptional occupational pesticide exposure and neural tube defects.

Jennifer A Makelarski, Paul A Romitti, Carissa M Rocheleau, Trudy L Burns, Patricia A Stewart, Martha A Waters, Christina C Lawson, Erin M Bell, Shao Lin, Gary M Shaw and 2 more

Abstract read
In one paragraph

Article in Birth defects research. Part A, Clinical and molecular teratology, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 13 papers, 3 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
13citing papers in PubMed, 3 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

13 citing papers in PubMed, 3 syntheses or guidelines pooled it.

  1. Pooled it
  2. Evaluating the potential role of determinants of health on encephalocele patient outcomes - a combined retrospective study and systematic review.Child's nervous system : ChNS : official journal of the International Society for Pediatric Neurosurgery · 2024
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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

12 authors.

Jennifer A MakelarskiDepartment of Epidemiology, The University of Iowa, Iowa City, Iowa.
Paul A Romitti
Carissa M Rocheleau
Trudy L Burns
Patricia A Stewart
Martha A Waters
Christina C Lawson
Erin M Bell
Shao Lin
Gary M Shaw
Richard S Olney
National Birth Defects Prevention Study

Funding

UNIV OF NORTH CAROLINA CLINICAL NUTRITION RESEARCH UNITP30DK056350 · NIDDK · UNIV OF NORTH CAROLINA CHAPEL HILL · PI Ian Michael Carroll · 1999 to 2026
$31.6M
Developmental Infrastructure CoreR24HD044943 · NICHD · STATE UNIVERSITY OF NEW YORK AT ALBANY · PI SHAW, BENJAMIN A · 2004 to 2016
$4.8M
Iowa Center for Birth Defects Research and Prevention (ICBDRP)U01DD000492 · DD · UNIVERSITY OF IOWA · PI ROMITTI, PAUL A · 2009 to 2013
$3.9M
Iowa CBDRP: Birth Defects Study To Evaluate Pregnancy exposureSU01DD001035 · DD · UNIVERSITY OF IOWA · PI ROMITTI, PAUL A · 2013 to 2017
$3.5M
ACL HHS U01DD001035Intramural CDC HHS CC999999Intramural CDC HHS IKE9NCBDD CDC HHS 1U01DD001035NCBDD CDC HHS 5U01DD000492NCBDD CDC HHS U01 DD000492NCBDD CDC HHS U01 DD001035NICHD NIH HHS R24 HD044943NIDDK NIH HHS DK56350NIDDK NIH HHS P30 DK056350PHS HHS 200-2000-08018
6 · The paper itself

Abstract

backgroundAdverse associations between maternal pesticide exposure and neural tube defects (NTDs) have been suggested but not consistently observed. This study used data from the multisite National Birth Defects Prevention Study to examine associations between maternal periconceptional (1 month preconception through 2 months postconception) occupational pesticide exposure and NTDs.

methodsMothers of 502 NTD cases and 2950 unaffected live-born control infants with estimated delivery dates from 1997 through 2002 were included. Duration, categorical intensity scores, and categorical frequency scores for pesticide classes (e.g., insecticides) were assigned using a modified, literature-based job-exposure matrix and maternal-reported occupational histories. Adjusted odds ratios (aORs) and 95% confidence intervals were estimated based on fitted multivariable logistic regression models that described associations between maternal periconceptional occupational pesticide exposure and NTDs. The aORs were estimated for pesticide exposure (any [yes/no] and cumulative exposure [intensity × frequency × duration] to any pesticide class, each pesticide class, or combination of pesticide classes) and all NTD cases combined and NTD subtypes.

resultsPositive, but marginally significant or nonsignificant, aORs were observed for exposure to insecticides + herbicides for all NTD cases combined and for spina bifida alone. Similarly, positive aORs were observed for any exposure and cumulative exposure to insecticides + herbicides + fungicides and anencephaly alone and encephalocele alone. All other aORs were near unity.

conclusionPesticide exposure associations varied by NTD subtype and pesticide class. Several aORs were increased, but not significantly. Future work should continue to examine associations between pesticide classes and NTD subtypes using a detailed occupational pesticide exposure assessment and examine pesticide exposures outside the workplace.

Indexed as

AdultAnencephalyCase-Control StudiesEducational StatusEncephaloceleFemaleHumansInfant, NewbornMaleMaternal ExposureNeural Tube DefectsOccupational ExposureOdds RatioPesticidesPregnancyPrenatal Exposure Delayed EffectsPesticidesbirth defectsneural tube defectsoccupational exposurepesticidespregnancy

Identifiers

PMID25124525
PMCPMC4523060

What OpenQuestion holds

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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.