Table 3.
Goodness of Fit Indices and Standardized Weights of Direct and Indirect Paths of the Model.
| Path | Estimate | 95% CI |
|---|---|---|
| Correlation | ||
| s PGSTM | ||
| Sex | 0.140 | (−0.047, 0.316) |
| C1 | −0.129 | (−0.295, 0.080) |
| C2 | 0.013 | (−0.180, 0.210) |
| Direct | ||
| PGS → | ||
| RVS | 0.219 | (0.026, 0.406) |
| mYFAS | 0.062 | (−0.129, 0.245) |
| BMI | −0.079 | (−0.250, 0.119) |
| RVS → | ||
| YFAS | −0.211 | (−0.339, −0.087) |
| BMI | −0.031 | (−0.166, 0.110) |
| mYFAS → | ||
| BMI | 0.256 | (0.095, 0.407) |
| Sex | 0.409 | (0.262, 0.531) |
| Indirect | ||
| PGS → mYFAS → BMI | 0.016 | (−0.025, 0.083) |
| PGS → RVS → BMI | −0.007 | (−0.054, 0.019) |
| PGS → RVS → mYFAS | −0.046 | (−0.123, −0.007) |
| PGS → RVS → mYFAS → BMI | −0.012 | (−0.042, −0.002) |
| X2/df | 11.352/11 | |
| CFI | 0.993 | |
| TLI | 0.988 | |
| RMSEA (90% CI) | 0.014 (0.00, 0.084) | |
| SRMR | 0.042 | |
Note. CI = confidence interval; PGS = polygenic scores; RVS = Right ventral striatum; mYFAS = Modified Yale Food Addiction Scale; BMI = body mass index; C1 = MDS ancestry principal component 1; C2 = MDS ancestry principal component 2; df = degrees of freedom; CFI = Comparative Fit Index; TLI = Tucker-Lewis Index; RMSEA = root mean square error of approximation; SRMR = standardized root mean square residual.