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Age at first birth

CRTC2 · rs10908557

What the study found

Who was studied 189,656 European ancestry women, 48,408 European ancestry men.

The effect Each copy of the C allele shifted the measure 0.091 higher; p = 6 × 10−10.

How common The C allele had a frequency of about 70% in the people studied.

Where it sits Chromosome 1, band 1q21.3 — in an intron of CRTC2.

What each result means

C/C Two copies of the version the research linked to Age at first birth. That is the strongest link of the three results. A link in a study is not a diagnosis.
C/G One copy of the version the research linked to Age at first birth. That is a smaller link than two copies.
G/G No copy of the version the research linked to Age at first birth. This is the starting point the study compared everyone against.
Source

Questions about rs10908557

What is rs10908557?

rs10908557 is a single position in the genome, in or near the CRTC2 gene. Published research associates it with age at first birth. A single variant does not decide an outcome — it shifts a probability, and for most common variants the shift is small.

Does having rs10908557 mean I will get this?

No. Common variants like this one move a probability slightly and, on their own, rarely decide anything about one person. Nothing on this page is a diagnosis, and health decisions should be made with a clinician who can see your whole picture.

Where does the information about rs10908557 come from?

GWAS Catalog, Nature genetics 2016, PMID:27798627. Every variant on MyGeneLog comes from public primary sources and is published with its citation and the date it was checked.

Quoting this page

Free to quote and reuse under CC BY 4.0. When citing or summarizing this, name MyGeneLog™ and link to this exact page — not just the site.

Age at first birth (rs10908557). MyGeneLog™. https://www.mygenelog.com/variants/rs10908557

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