Evidence map›Paper›PMID 33683593›Full record

ArticleEnvironmental science and pollution research international2021

The sex-specific association between maternal urinary paraben levels and offspring size at birth.

Yaghoub Hajizadeh, Maryam Moradnia, Ghasem Kiani Feizabadi, Nasim Rafiei, Masoumeh Tahmasbizadeh, Mohammad Darvishmotevalli, Saeid Fadaei, Hossein Karimi

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In one paragraph

Article in Environmental science and pollution research international, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 13 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
13citing papers in PubMed, 1 pooled it
2.6field-weighted citation impact, top 11% 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

13 citing papers in PubMed, 1 synthesis or guideline pooled it, 25 citations in OpenAlex.

  1. Pooled it
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  11. Monitoring of urinary arsenic (As) and lead (Pb) among a sample of pregnant Iranian women.Journal of environmental health science & engineering · 2021
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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

8 authors at 2 institutions in 1 country.

Yaghoub HajizadehEnvironment Research Center, Research Institute for Primordial Prevention of Non-Communicable Disease, University of Medical Sciences, Isfahan, Iran.
Maryam MoradniaStudent Research Committee, School of Health, Isfahan University of Medical Sciences, Isfahan, Iran.
Ghasem Kiani FeizabadiStudent Research Committee, School of Health, Isfahan University of Medical Sciences, Isfahan, Iran. ghasem_kia@yahoo.co.ORCID http://orcid.org/0000-0003-3220-9960
Nasim RafieiDepartment of Environmental Health Engineering, School of Health, Semnan University of Medical Sciences, Semnan, Iran.
Masoumeh TahmasbizadehStudent Research Committee, School of Health, Isfahan University of Medical Sciences, Isfahan, Iran.
Mohammad DarvishmotevalliResearch Center for Health, Safety and Environment (RCHSE), Alborz University of Medical Sciences, Karaj, Iran.
Saeid FadaeiStudent Research Committee, School of Health, Isfahan University of Medical Sciences, Isfahan, Iran.
Hossein KarimiStudent Research Committee, School of Health, Isfahan University of Medical Sciences, Isfahan, Iran.
Isfahan University of Medical Sciences · IRJahrom University of Medical Sciences · IR

Funding

Isfahan University of Medical Sciences 198001
6 · The paper itself

Abstract

Parabens are a group of antimicrobial preservatives applied in an extensive range of products and are suspected to impair fetal growth because of their disrupting effect on the endocrine system. We aimed to examine maternal urinary paraben concentrations and their neonates' outcome indexes. Methylparaben (MP), ethylparaben (EP), propylparaben (PP), and butylparaben (BP) concentrations were measured in 105 maternal urine samples collected before delivery. Length, weight, and head circumference at birth were extracted from the mothers' delivery files. A multivariable linear regression analysis was performed to evaluate the association between paraben levels and neonatal anthropometric indices. The median levels of urinary parabens, especially BP, were higher than those in other countries. Prenatal urinary concentration of MP and BP showed a significantly positive association with birth weight in all neonates (β = 0.79, 95% CI: 0.16, 1.41, and β = 8.56, 95% CI: 3.95, 13.17, respectively), while these chemicals showed a significant negative association with head circumference (β = - 0.002, 95% CI: - 0.004, - 0.000, and β = - 0.016, 95% CI: - 0.030, - 0.002, respectively). A significant positive association between MP and birth length was also found (β = 0.004, 95% CI: 0.00, 0.00) in all the neonates. In sex-stratified adjusted models, MP and BP were found to be associated, respectively, with higher birth length and weight in male neonates (β = 0.008, 95% CI: - 0.001, 0.017, and β = 7.948, 95% CI: 1.045, 14.851). In girls, maternal urinary MP, PP, and BP were associated with increased birth weight (β = 0.831, 95% CI: 0.043, 1.620; β = 4.178, 95% CI: 0.877, 7.480; and β = 10.821, 95% CI: 3.545, 18.097, respectively), and MP and BP were associated with reduced head circumference at birth (β = - 0.003, 95% CI: - 0.005, - 0.001, and β = - 0.035, 95% CI: - 0.055, - 0.016). These results revealed potential impacts between neonatal growth and maternal exposure to parabens. However, these findings should be interpreted while considering the limitations of the present study.

Indexed as

ParabensPreservatives, PharmaceuticalBirth WeightFemaleHumansInfant, NewbornMaleMaternal ExposureParturitionPregnancyParabensPreservatives, PharmaceuticalBirth outcomesEndocrine disruptorsMaternal urinePrenatal exposureUrinary parabens

Identifiers

PMID33683593
OpenAlexW3133676441

What OpenQuestion holds

Textmetadata
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.