Table 4.
Standardized Path Coefficients from the Final Model
| Mediator | Outcome | |
|---|---|---|
| Delay Discounting (T3) | Alcohol Use (T4) | |
| Predictors | β(SE) | β(SE) |
| IQ | −0.13(0.08) | 0.11(0.12) |
| Ancestry | −0.01(0.08) | −0.22(0.08)* |
| Age | −0.13(0.10) | 0.49(0.09)** |
| Gender | 0.03(0.11) | 0.07(0.17) |
| Parents’ Substance Use Disorder (SUD) |
−0.18(0.09)† | 0.27(0.17) |
| Parents’ Education | −0.12(0.08) | −0.02(0.14) |
| Family Disorganization (T1) | 0.03(0.09) | −0.06(0.16) |
| Polygenic Risk Score (PRS) | 0.17(0.09)† | −0.06(0.20) |
| PRS-by-Family Disorganization | −0.17(0.09)* | -- |
| PRS-by-Parents’ SUD | −0.03(0.09) | -- |
| PRS-by-Age | 0.02(0.10) | -- |
| PRS-by-Gender | −0.02(0.11) | -- |
| PRS-by-Ancestry | 0.03(0.09) | -- |
| PRS-by-IQ | −0.06(0.07) | -- |
| PRS-by-Parents’ Education | −0.09(0.08) | |
| Family Disorganization-by-Parent SUD |
0.06(0.07) | -- |
| Family Disorganization-by-Age | 0.09(0.11) | -- |
| Family Disorganization-by-Gender | −0.05(0.09) | -- |
| Family Disorganization-by-Ancestry | 0.06(0.10) | -- |
| Family Disorganization-by-IQ | 0.03(0.07) | -- |
| Family Disorganization-by-Parents’ Education |
−0.06(0.09) | |
| Alcohol Use (T2) | -- | 0.24(0.07)** |
| Delay Discounting (T3) | -- | 0.37(0.17)* |
Note.
†
p < 0.10.
*
p < 0.05.
**
p < 0.001.
N = 120. Gender: 0=Female, 1=Male