Table 5 The distribution of AA genotype of FAM20B (rs2018786) according to crown direction
From: Lack of association between PAX6/SOSTDC1/FAM20B gene polymorphisms and mesiodens
genotype | 1 vertical | 1 horizontal | 1 inverted | 1 inverted + 1 vertical | 1 horizontal + 1 vertical | 2 vertical | 1 horizontal+ 1 inverted | 2 inverted |
|---|---|---|---|---|---|---|---|---|
AA | 2 | 0 | 2 | 0 | 2 | 0 | 1 | 0 |
others | 8 | 3 | 14 | 5 | 2 | 4 | 0 | 1 |