rs7903146(C;C)

Normal (lower) risk of Type 2 Diabetes and Gestational Diabetes.

Magnitude
2.0Worth knowing
Repute
Good
Frequency
62%Average of 11 populations
On SNPedia
rs7903146(C;C)
Gene
TCF7L2

Frequency

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

  • Han Chinese (Beijing)95%
  • Japanese (Tokyo)94%
  • Chinese (Denver)93%
  • Mexican ancestry (Los Angeles)55%
  • European ancestry (Utah)55%
  • Luhya (Kenya)53%
  • Yoruba (Nigeria)52%
  • Gujarati Indian52%
  • Maasai (Kenya)49%
  • Tuscan43%
  • African ancestry (Southwest US)41%

Other genotypes of rs7903146

  1. C;TBad1.4x increased risk for diabetes (and perhaps colon cancer).Worth knowing · 2.131% of people
  2. T;TMost notableBad2x increased risk for Type-2 diabetesImportant · 3.57% of people

All about rs7903146

Notes

From SNPedia

Normal insulin secretion in the pancreas. This has been confirmed in most races.

Source and license

Adapted from rs7903146(C;C) 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 Its entries can be incomplete, out of date or wrong, and nothing here is a diagnosis or medical advice.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.