Evidence map›Paper›PMID 32574349›Full record

ArticleThe Journal of clinical endocrinology and metabolism2020

Anogenital Distance in Healthy Infants: Method-, Age- and Sex-related Reference Ranges.

Margit Bistrup Fischer, Marie Lindhardt Ljubicic, Casper P Hagen, Ajay Thankamony, Ken Ong, Ieuan Hughes, Tina Kold Jensen, Katharina M Main, Jørgen Holm Petersen, Alexander S Busch and 4 more

Registry-linked trialOpen access · bronzeAbstract read
In one paragraph

Article in The Journal of clinical endocrinology and metabolism, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT02497209 (International AGD Database; Determinants of AGD and Establishment of Normative Data), which is not on this map. Cited by 21 papers.

0numbers the graph read from it
0cells of the map it votes in
21citing papers in PubMed
1.7field-weighted citation impact, top 16% 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.

NCT02497209 unknown statusnot on this map

International AGD Database; Determinants of AGD and Establishment of Normative Data

TypeobservationalSponsorRigshospitalet, DenmarkRan2015 to 2025Enrolled6,000ConditionsDecreased Anogenital Distance
3 · Its place in the literature

Who cites it

21 citing papers in PubMed, 36 citations in OpenAlex.

  1. Associations of endocrine disrupting chemicals with anogenital distance across infancy.The Journal of clinical endocrinology and metabolism · 2026
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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

14 authors at 5 institutions in 3 countries.

Margit Bistrup FischerDeptartment of Growth and Reproduction, Rigshospitalet, University of Copenhagen, Copenhagen, Denmark.
Marie Lindhardt LjubicicDeptartment of Growth and Reproduction, Rigshospitalet, University of Copenhagen, Copenhagen, Denmark.
Casper P HagenDeptartment of Growth and Reproduction, Rigshospitalet, University of Copenhagen, Copenhagen, Denmark.
Ajay ThankamonyDepartment of Paediatrics, University of Cambridge, Cambridge, UK.
Ken OngDepartment of Paediatrics, University of Cambridge, Cambridge, UK.
Ieuan HughesDepartment of Paediatrics, University of Cambridge, Cambridge, UK.
Tina Kold JensenDepartment of Environmental Medicine, Institute of Public Health, University of Southern Denmark, dense, Denmark.
Katharina M MainDeptartment of Growth and Reproduction, Rigshospitalet, University of Copenhagen, Copenhagen, Denmark.
Jørgen Holm PetersenDepartment of Biostatistics, University of Copenhagen, Copenhagen, Denmark.
Alexander S BuschDeptartment of Growth and Reproduction, Rigshospitalet, University of Copenhagen, Copenhagen, Denmark.
Emmie N UpnersDeptartment of Growth and Reproduction, Rigshospitalet, University of Copenhagen, Copenhagen, Denmark.
Sheela SathyanarayanaDepartment of Pediatrics/Environmental and Occupational Health Sciences, University of Washington, Seattle, Washington.
Shanna H SwanDepartment of Environmental Medicine and Public Health, Icahn School of Medicine at Mount Sinai, New York, New York.
Anders JuulDeptartment of Growth and Reproduction, Rigshospitalet, University of Copenhagen, Copenhagen, Denmark.
University of Copenhagen · DKUniversity of Cambridge · GBIcahn School of Medicine at Mount Sinai · USSeattle Children's Hospital · USUniversity of Southern Denmark · DK

Funding

The Mount Sinai Transdisciplinary Center on Early Environmental ExposuresP30ES023515 · NIEHS · ICAHN SCHOOL OF MEDICINE AT MOUNT SINAI · PI Robert O Wright · 2014 to 2026
$21.3M
The Infant Development and the Environmental Study (TIDES)R01ES016863 · NIEHS · UNIVERSITY OF ROCHESTER · PI SWAN, SHANNA H · 2009 to 2014
$4.0M
Department of HealthMedical Research CouncilNIEHS NIH HHS P30 ES023515NIEHS NIH HHS R01 ES016863
6 · The paper itself

Abstract

contextThe use of anogenital distance (AGD) in clinical and epidemiological settings is increasing; however, sex-specific reference data on AGD and data on longitudinal changes in AGD in children is scarce.

objectiveTo create age-, sex-, and method-related reference ranges of AGD in healthy boys and girls aged 0-24 months, to assess the age-related changes in AGD and to evaluate the 2 predominantly used methods of AGD measurement.

designThe International AGD consortium comprising 4 centers compiled data from 1 cross-sectional and 3 longitudinal cohort studies (clinicaltrials.gov [NCT02497209]).

settingAll data were collected from population-based studies, recruiting from 4 maternity or obstetric centers (United States, Cambridge [United Kingdom], Odense, and Copenhagen [Denmark]). SUBJECTS: This study included a total of 3705 healthy, mainly Caucasian children aged 0-24 months on whom 7295 measurements were recorded.

main outcome measuresAGDAS (ano-scrotal), AGDAF (ano-fourchette), AGDAP (ano-penile), AGDAC (ano-clitoral), AGD body size indices (weight, body mass index [BMI], body surface area, and length), and intra- and interobserver biases.

resultsWe created age-specific reference ranges by centers. We found that AGD increased from birth to 6 months of age and thereafter reached a plateau. Changes in AGD/BMI during the first year of life were minor (0-6% and 0-11% in boys and girls, respectively).

conclusionsReference ranges for AGD can be used in future epidemiological research and may be utilized clinically to evaluate prenatal androgen action in differences-in-sex-development patients. The increase in AGD during the first year of life was age-related, while AGD/BMI was fairly stable. The TIDES and Cambridge methods were equally reproducible.

Indexed as

Age FactorsAnal CanalBody Weights and MeasuresCross-Sectional StudiesFemaleGenitaliaHealthHumansInfantInfant, NewbornLongitudinal StudiesMaleReference ValuesSex Characteristicsanogenital distancedisorders of sexual developmentendocrine disrupting chemicalsreference ranges

Identifiers

PMID32574349
PMCPMC7368455
OpenAlexW3037044877

What OpenQuestion holds

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Registered trials

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.