Table 2.
Decomposition of total, direct and indirect effects
| Alcohol | Marijuana | Substance use intention | ||||
|---|---|---|---|---|---|---|
| B | Bias-corrected 95% CI |
B | Bias-corrected 95% CI |
B | Bias-corrected 95%CI |
|
| Total effects | −0.27**** | −0.41, −0.13 | −0.27**** | −0.41, −0.13 | −0.26* | −0.06, −0.46 |
| Direct effects (Tx → substance use) | −0.07 | −0.24, 0.11 | −0.16* | −0.29, −0.03 | −0.08 | −0.23, 0.07 |
| Indirect effects | −0.21* | −0.40, −0.01 | −0.11* | −0.22, −0.01 | −0.18* | −0.35, −0.01 |
| Tx→ self-efficacy→ substance use | −0.07 | −0.26, 0.12 | −0.04 | −0.13, 0.06 | −0.06 | −0.23, 0.11 |
| Tx → family relationship → self-efficacy → substance use | −0.13** | −0.22, −0.05 | −0.07* | −0.14, −0.01 | −0.12** | −0.21, −0.03 |
Note. Standardized regression coefficients are presented.
p < .05.
p < .01.
p < .0001.