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Age of smoking initiation

FOXP2 · rs1456031

What the study found

Who was studied 728,455 European ancestry, East Asian ancestry, Hispanic or Latin American, African ancestry individuals.

The effect Each copy of the C allele shifted the measure 0.0098 lower (95% confidence interval 0.0065-0.0131); p = 4 × 10−9.

How common The C allele had a frequency of about 53% in the people studied.

Where it sits Chromosome 7, band 7q31.1 — in an intron of FOXP2.

What each result means

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

Questions about rs1456031

What is rs1456031?

rs1456031 is a single position in the genome, in or near the FOXP2 gene. Published research associates it with age of smoking initiation. A single variant does not decide an outcome — it shifts a probability, and for most common variants the shift is small.

Does having rs1456031 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 rs1456031 come from?

GWAS Catalog, Nature 2022, PMID:36477530. Every variant on MyGeneLog comes from public primary sources and is published with its citation and the date it was checked.

Quoting this page

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Age of smoking initiation (rs1456031). MyGeneLog™. https://www.mygenelog.com/variants/rs1456031

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