Sensitive

Attention deficit hyperactivity disorder

near TMEM18 · rs13405307

Where this position leads

Condition: ADHD (Attention Deficit Hyperactivity Disorder)

rs13405307 Condition: ADHD (Attention Deficit Hyperactivity Disorder) ADHD (Attention Deficit Hyperactivi… Condition rs13405307 rs13405307 near TMEM18

What the study found

Who was studied 299,017 European ancestry individuals.

The effect Each copy of the C allele shifted the measure 0.022 lower (95% confidence interval 0.014-0.03); p = 1 × 10−8.

How common The C allele had a frequency of about 16% in the people studied.

Where it sits Chromosome 2, band 2p25.3 — between genes, 12.9 kb from TMEM18.

What each result means

C/C Two copies of the version the research linked to Attention deficit hyperactivity disorder. 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 Attention deficit hyperactivity disorder. That is a smaller link than two copies.
T/T No copy of the version the research linked to Attention deficit hyperactivity disorder. This is the starting point the study compared everyone against.
Source

Questions about rs13405307

What is rs13405307?

rs13405307 is a single position in the genome, in or near the near TMEM18 gene. Published research associates it with attention deficit hyperactivity disorder. A single variant does not decide an outcome — it shifts a probability, and for most common variants the shift is small.

What conditions is rs13405307 linked to?

On MyGeneLog this position is linked to ADHD (Attention Deficit Hyperactivity Disorder). The research behind each link, and its sources, are set out on that condition page.

Does having rs13405307 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 rs13405307 come from?

GWAS Catalog, Nature genetics 2025, PMID:40962958. 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.

Attention deficit hyperactivity disorder (rs13405307). MyGeneLog™. https://www.mygenelog.com/variants/rs13405307

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