rs9923231(T;T)

Reduced warfarin dose if treated for VTE

Magnitude
2.1Worth knowing
Repute
Not rated
Frequency
30%Average of 11 populations
On SNPedia
rs9923231(T;T)
Gene
VKORC1

Frequency

Share of people with T;T in each HapMap population.

  • Han Chinese (Beijing)91%
  • Chinese (Denver)83%
  • Japanese (Tokyo)81%
  • Mexican ancestry (Los Angeles)22%
  • Tuscan22%
  • European ancestry (Utah)20%
  • African ancestry (Southwest US)5%
  • Gujarati Indian2%
  • Maasai (Kenya)2%
  • Yoruba (Nigeria)0%
  • Luhya (Kenya)0%

Other genotypes of rs9923231

  1. C;CGoodnormalTypical · 0.045% of people
  2. C;TNot ratedreduced warfarin dose if treated for VTEWorth knowing · 2.025% of people

All about rs9923231

Source and license

Adapted from rs9923231(T;T) on SNPedia, using a snapshot taken October 16, 2026. SNPedia content is shared under CC BY-NC-SA 3.0 US, and this page is shared under the same license.

SNPedia is a community-edited wiki. Its entries can be incomplete, out of date or wrong, and nothing here is a diagnosis or medical advice. Magnitude is a community rating of how interesting a genotype is, not a risk score.