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Handedness (left-handed vs. right-handed)

RTDR1 · rs45608532

What the study found

Who was studied 38,322 European ancestry left-handed individuals, 356,567 European ancestry right-handed individuals.

The effect Each copy of the A allele carried 1.09 times the odds of Handedness (left-handed vs. right-handed) (95% confidence interval 1.06-1.12); p = 1 × 10−8.

How common The A allele had a frequency of about 8% in the people studied.

Where it sits Chromosome 22, band 22q11.22 — in an intron of RSPH14.

What each result means

A/A Two copies of the version the research linked to Handedness (left-handed vs. right-handed). That is the strongest link of the three results. A link in a study is not a diagnosis.
A/G One copy of the version the research linked to Handedness (left-handed vs. right-handed). That is a smaller link than two copies.
G/G No copy of the version the research linked to Handedness (left-handed vs. right-handed). This is the starting point the study compared everyone against.
Source

Questions about rs45608532

What is rs45608532?

rs45608532 is a single position in the genome, in or near the RTDR1 gene. Published research associates it with handedness (left-handed vs. right-handed). A single variant does not decide an outcome — it shifts a probability, and for most common variants the shift is small.

Does having rs45608532 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 rs45608532 come from?

GWAS Catalog, Brain : a journal of neurology 2019, PMID:31504236. Every variant on MyGeneLog comes from public primary sources and is published with its citation and the date it was checked.

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Handedness (left-handed vs. right-handed) (rs45608532). MyGeneLog™. https://www.mygenelog.com/variants/rs45608532

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