Evidence map›Paper›PMID 37196750›Full record

ArticleFertility and sterility2023

Environmental exposure to industrial air pollution is associated with decreased male fertility.

Joemy M Ramsay, Kiarad Fendereski, Joshua J Horns, James A VanDerslice, Heidi A Hanson, Benjamin R Emery, Joshua A Halpern, Kenneth I Aston, Elisabeth Ferlic, James M Hotaling

Abstract read
In one paragraph

Article in Fertility and sterility, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 18 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
18citing 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

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

  1. Pooled it
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  13. Spermatology: Current Methods to Study Sperm Classical Variables.Methods in molecular biology (Clifton, N.J.) · 2025
    Article
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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

10 authors.

Joemy M RamsayDivision of Urology, Department of Surgery, University of Utah, Salt Lake City, Utah. Electronic address: joemy.ramsay@utah.edu.
Kiarad FendereskiDivision of Urology, Department of Surgery, University of Utah, Salt Lake City, Utah.
Joshua J HornsDivision of Urology, Department of Surgery, University of Utah, Salt Lake City, Utah.
James A VanDersliceDepartment of Family and Preventive Medicine, University of Utah, Salt Lake City, Utah.
Heidi A HansonDivision of Urology, Department of Surgery, University of Utah, Salt Lake City, Utah; Computational Sciences and Engineering Division, Oakridge National Laboratory, Oak Ridge, Tennessee.
Benjamin R EmeryDivision of Urology, Department of Surgery, University of Utah, Salt Lake City, Utah.
Joshua A HalpernDepartment of Urology, Northwestern University Feinberg School of Medicine, Chicago, Illinois.
Kenneth I AstonDivision of Urology, Department of Surgery, University of Utah, Salt Lake City, Utah.
Elisabeth FerlicIntermountain Urological Institute, Salt Lake City, Utah.
James M HotalingDivision of Urology, Department of Surgery, University of Utah, Salt Lake City, Utah.

Funding

GEMS: Genomic approach to connecting Elevated germline Mutation rates with male infertility and Somatic healthR01HD106112 · NICHD · UTAH STATE HIGHER EDUCATION SYSTEM--UNIVERSITY OF UTAH · PI ASTON, KENNETH IVAN, HOTALING, JAMES · 2021 to 2025
$3.8M
Sharing statewide health data for genetic research (1 R01 RR021746-01A1)R01RR021746 · NCRR · UNIVERSITY OF UTAH · PI MINEAU, GERALDINE P · 2007 to 2009
$770k
NCRR NIH HHS R01 RR021746NICHD NIH HHS R01 HD106112
6 · The paper itself

Abstract

objectiveTo understand how chronic exposure to industrial air pollution is associated with male fertility through semen parameters.

designRetrospective cohort study. PATIENTS: Men in the Subfertility, Health, and Assisted Reproduction cohort who underwent a semen analysis in the two largest healthcare systems in Utah from 2005-2017 with ≥1 measured semen parameter (N = 21,563). INTERVENTION(S): Residential histories for each man were constructed using locations from administrative records linked through the Utah Population Database. Industrial facilities with air emissions of nine endocrine-disrupting compound chemical classes were identified from the Environmental Protection Agency Risk-Screening Environmental Indicators microdata. Chemical levels were linked with residential histories for the 5 years before each semen analysis.

main outcome measuresSemen analyses were classified as azoospermic or oligozoospermic (< 15 M/mL) using World Health Organization cutoffs for concentration. Bulk semen parameters such as concentration, total count, ejaculate volume, total motility, total motile count, and total progressive motile count were also measured. Multivariable regression models with robust standard errors were used to associate exposure quartiles for each of the nine chemical classes with each semen parameter, adjusting for age, race, and ethnicity, as well as neighborhood socioeconomic disadvantage.

resultsAfter adjustment for demographic covariates, several chemical classes were associated with azoospermia and decreased total motility and volume. For exposure in the 4th relative to 1st quartile, significant associations were observed for acrylonitrile (β CONCLUSION(S): Several significant associations between chronic low-level environmental exposure to endocrine-disrupting compound air pollution from industrial sources and semen parameters were observed. The strongest associations were seen for increased odds of azoospermia and declines in total motility and volume. More research is needed to further explore additional social and exposure factors as well as expand on the risk posed to male reproductive health by the studied chemicals.

Indexed as

Air PollutionAzoospermiaEnvironmental ExposureFertilityHumansMaleRetrospective StudiesSemenSemen AnalysisSperm CountSperm Motilityair pollutionendocrine-disrupting compoundsenvironmental exposureMale fertilitysemen analysis

Identifiers

PMID37196750
PMCPMC10526653

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.