Table I.
Source | Ethnicity/ study group |
Number of detected alleles |
F228I allele frequency |
---|---|---|---|
Our Tooth Agenesis (TA) study | Caucasians with TA | 127 Phe and 33 IIle | 0.206 |
NCBI SNP data base | Caucasians | 3348 Phe and 67 Ile | 0.02 |
NHLBI Exome Sequencing Project (ESP) | Caucasians | 8389 Phe and 209 Ile | 0.024 |
NHLBI Exome Sequencing Project (ESP) | African Americans | 4370 Phe and 32 Ile | 0.007 |
Bohring et al. 2009 Am J Hum Genet 85: 97 | Caucasians without TA | 396 Phe and 2 Ile | 0.005 |