Evidence map›Paper›PMID 19448622›Full record

ArticleNature genetics2009

Genome-wide association study identifies sequence variants on 6q21 associated with age at menarche.

Patrick Sulem, Daniel F Gudbjartsson, Thorunn Rafnar, Hilma Holm, Elinborg J Olafsdottir, Gudridur H Olafsdottir, Thorvaldur Jonsson, Peter Alexandersen, Bjarke Feenstra, Heather A Boyd and 20 more

Abstract read
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In one paragraph

Article in Nature genetics, 2009. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 120 papers, 10 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
120citing papers in PubMed, 10 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

120 citing papers in PubMed, 10 syntheses or guidelines pooled it.

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  11. Trial
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  16. Genetic insights into the relationship between age at menarche and mental health-related phenotypes.European psychiatry : the journal of the Association of European Psychiatrists · 2026
    Article
  17. Article
  18. Review
  19. Animals : an open access journal from MDPI · 2025
    Article
  20. Review

60 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

30 authors.

Patrick SulemdeCODE Genetics, Reykjavik, Iceland. patrick.sulem@decode.is
Daniel F Gudbjartsson
Thorunn Rafnar
Hilma Holm
Elinborg J Olafsdottir
Gudridur H Olafsdottir
Thorvaldur Jonsson
Peter Alexandersen
Bjarke Feenstra
Heather A Boyd
Katja K Aben
Andre L M Verbeek
Nel Roeleveld
Aslaug Jonasdottir
Unnur Styrkarsdottir
Valgerdur Steinthorsdottir
Ari Karason
Simon N Stacey
Julius Gudmundsson
Margret Jakobsdottir
Gudmar Thorleifsson
Gudmundur Hardarson
Jeffrey Gulcher
Augustine Kong
Lambertus A Kiemeney
Mads Melbye
Claus Christiansen
Laufey Tryggvadottir
Unnur Thorsteinsdottir
Kari Stefansson

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Earlier menarche correlates with shorter adult height and higher childhood body fat. We conducted a genome-wide association study of age at menarche (AAM) on 15,297 Icelandic women. Combined analysis with replication sets from Iceland, Denmark and the Netherlands (N = 10,040) yielded a significant association between rs314280[T] on 6q21, near the LIN28B gene, and AAM (effect = 1.2 months later per allele; P = 1.8 × 10(-14)). A second SNP within the same linkage disequilibrium (LD) block, rs314277, splits rs314280[T] into two haplotypes with different effects (0.9 months and 1.9 months per allele). These variants have been associated with greater adult height. The association with adult height did not account for the association with AAM or vice versa. Other variants, previously associated with height, did not associate significantly with AAM. Given the link between body fat and AAM, we also assessed 11 variants recently associated with higher body mass index (BMI) and 5 of those associated with earlier AAM.

Indexed as

Genetic VariationGenome-Wide Association StudyAdipose TissueAdultAgingAnthropometryBase SequenceBody HeightBody Mass IndexChromosome MappingChromosomes, Human, Pair 6DenmarkFemaleHumansIcelandMenarche

Identifiers

PMID19448622

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.