Table 3.
Structural equation model (SEM) results of genetic and environmental components of TPRest.
| A | C | E | χ2 | df | P | ||
|---|---|---|---|---|---|---|---|
| Male | Baseline | 0.46 | 0 | 0.54 | 1.012 | 3 | .7984 |
| Orthostasis | 0.40 | 0 | 0.60 | 8.585 | 3 | .0353 | |
| Female | Baseline | 0.00 | 0.32 | 0.68 | .005 | 3 | .999 |
| Orthostasis | 0.00 | 0.20 | 0.80 | 2.355 | 3 | .5021 | |
| Total | Baseline | 0.20 | 0.15 | 0.65 | 0 | 3 | 1.0 |
| Orthostasis | 0.06 | 0.10 | 0.84 | 0 | 3 | 1.0 | |
A = additive genetic influence; C = common or shared environmental influence; E = unique environmental influence, χ2 = chi-square, df = degrees of freedom.