Evidence map›Paper›PMID 34621134›Full record

ArticleClinical epidemiology2021

Nausea During Pregnancy and Timing of Pubertal Development in Sons and Daughters: A Population-Based Cohort Study.

Mette Rahbek Bruun, Andreas Ernst, Linn Håkonsen Arendt, Cecilia Høst Ramlau-Hansen, Nis Brix

Open access · goldAbstract read
In one paragraph

Article in Clinical epidemiology, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 2 papers.

0numbers the graph read from it
0cells of the map it votes in
2citing papers in PubMed
1.0field-weighted citation impact, top 23% 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

2 citing papers in PubMed, 8 citations in OpenAlex.

  1. Article
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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

5 authors at 1 institution in 1 country.

Mette Rahbek BruunDepartment of Public Health, Research Unit for Epidemiology, Aarhus University, Aarhus, Denmark.
Andreas ErnstDepartment of Public Health, Research Unit for Epidemiology, Aarhus University, Aarhus, Denmark.
Linn Håkonsen ArendtDepartment of Public Health, Research Unit for Epidemiology, Aarhus University, Aarhus, Denmark.
Cecilia Høst Ramlau-HansenDepartment of Public Health, Research Unit for Epidemiology, Aarhus University, Aarhus, Denmark.ORCID 0000-0003-3296-0121
Nis BrixDepartment of Public Health, Research Unit for Epidemiology, Aarhus University, Aarhus, Denmark.
Aarhus University · DK

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

purposeThe objective of this study was to explore whether maternal nausea in pregnancy, a potential surrogate marker of endogenous estrogen levels, was associated with age at attaining pubertal milestones in sons and daughters. MATERIALS AND

methodsThe study included a total of 14,612 boys and girls born in 2000-2003, from the Danish National Birth Cohort. Information on nausea was reported by mothers during pregnancy in telephone interviews scheduled around gestational week 12 and 30. Their children were invited every six months from 11 years of age until 18 years of full maturation to provide information on current pubertal status. Pubertal milestones included pubic hair, axillary hair and acne for both sexes, besides genital development, voice break and first ejaculation for boys, and breast development and menarche for girls. Mean monthly differences in age at attaining several pubertal milestones for boys and girls were estimated according to duration of nausea in the first trimester (0, 1-6, 7-11, 12 weeks). Further, we explored whether duration of nausea in the first two trimesters (0, 1-8, 9-15 or 16-28 weeks) and severity (measured by co-existence of vomiting and weight loss) were associated with pubertal timing.

resultsNeither maternal nausea in the first trimester nor duration or severity of nausea in the first two trimesters were associated with pubertal timing.

conclusionOur study does not support the hypothesis that nausea in pregnancy - as a surrogate marker of endogenous estrogen levels - is associated with age at attaining pubertal milestones in children.

Indexed as

estrogenmaternal exposurenauseaprenatal exposure delayed effectspuberty

Identifiers

PMID34621134
PMCPMC8491783
OpenAlexW3204758488

What OpenQuestion holds

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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.