Table 1:
Coding of Genetic Covariates for Inclusion in Regression Models
| Model | Genotype | X1 | X2 |
|---|---|---|---|
| Dominant | aa | 0 | - |
| aA | 1 | - | |
| AA | 1 | - | |
| Additive | aa | 0 | - |
| aA | 1 | - | |
| AA | 2 | - | |
| Recessive | aa | 0 | - |
| aA | 0 | - | |
| AA | 1 | - | |
| 2df | aa | 0 | 0 |
| aA | 1 | 0 | |
| AA | 0 | 1 |
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