{{Rsnum
|rsid=1625975
|geno1=(A;A)
|geno2=(A;G)
|geno3=(G;G)
|Chromosome=10
|Orientation=plus
|Gene=CDH23
|position=73422284
|Gene_s=CDH23
|Assembly=GRCh37.p10
|GenomeBuild=37.5
|dbSNPBuild=138
}}{{ population diversity
| geno1=(A;A)
| geno2=(A;G)
| geno3=(G;G)
| CEU | 0.0 | 12.4 | 87.6
| HCB | 0.0 | 0.7 | 99.3
| JPT | 0.0 | 0.0 | 100.0
| YRI | 0.7 | 14.3 | 85.0
| ASW | 0.0 | 8.8 | 91.2
| CHB | 0.0 | 0.7 | 99.3
| CHD | 0.0 | 0.9 | 99.1
| GIH | 0.0 | 4.0 | 96.0
| LWK | 0.0 | 12.7 | 87.3
| MEX | 3.4 | 29.3 | 67.2
| MKK | 0.0 | 27.6 | 72.4
| TSI | 1.0 | 7.8 | 91.2
| HapMapRevision=28
}}{{PMID Auto GWAS
  |PMID=24322204
  |Trait=Bipolar disorder (body mass index interaction)
  |Title=Genome-wide association study of bipolar disorder accounting for effect of body mass index identifies a new risk allele in TCF7L2.
  |RiskAllele=
  |Pval=3E-6
  |OR=NR
  |ORtxt=NR
  }}

{{on chip | 23andMe v3}}
{{on chip | 23andMe v4}}
{{on chip | Affy GenomeWide 6}}
{{on chip | FTDNA2}}
{{on chip | HumanOmni1Quad}}