Table 3.
MultivariateA (p = 4) estimates of covariance parameters (and their standard errors) from the polygenic model.
| Model | Estimate |
| Constrained model (ρ = 1) | |
| Polygenic variance A | ![]() |
| Error variance E | ![]() |
| Log-likelihood | -21,462 |
| Unconstrained model | |
| Polygenic variance A | ![]() |
| Error variance E | ![]() |
| Log-likelihood | -21,451 |
AMultivariate trait consisting of measurements from all four age intervals.



