Table 4.
Stepwise Multiple Regression Results for Effects of Age and DMIS Subscales on Adherence
| Models | F | B | β | 95% CI for B | Adj. R2 | F | B | β | 95% CI for B | Adj. R2 |
|---|---|---|---|---|---|---|---|---|---|---|
| Dependent Variable: Parent-reported adherence (n = 89) | Dependent Variable: Youth-reported adherence (n = 56)^ | |||||||||
|
| ||||||||||
| 25.42*** | .36 | 11.49*** | .28 | |||||||
| Youth age | −.11 | −.50*** | −.15, −.07 | −.17 | −.50** | −.25, −.09 | ||||
| DMIS subscales (parent report) | ||||||||||
| Child express | .31 | .36*** | .16, .45 | .31 | .40** | .12, .49 | ||||
| Parent seek | -- | -- | -- | -- | -- | -- | ||||
| Parent express | -- | -- | -- | -- | -- | -- | ||||
| Child seek | -- | -- | -- | -- | -- | -- | ||||
| Joint/Options | -- | -- | -- | -- | -- | -- | ||||
|
| ||||||||||
| 14.02*** | .31 | 12.12*** | .29 | |||||||
| Youth age | −.10 | −.45*** | −.14, −.06 | −.13 | −.38** | −.21, −.05 | ||||
| DMIS subscales (youth report) | ||||||||||
| Child seek | .26 | .33** | .10, .41 | -- | -- | -- | ||||
| Child express | -- | -- | -- | -- | -- | -- | ||||
| Parent seek | -- | -- | -- | -- | -- | -- | ||||
| Parent express | −.23 | −.21* | −.46, −.01 | -- | -- | -- | ||||
| Joint/Options | -- | -- | -- | .37 | .40** | .16, .58 | ||||
Note.
*
p < .05,
**
p < .01,
***
p < .0001
^
age 12–19 years only
-- in the stepwise regression, these variables were not significantly associated with the dependent variable in prior steps and, therefore, were excluded from the final model
Abbreviations: DMIS= Decision Making Involvement Scale