Table 1.
Latent Growth Curve Models Predicting Outcomes
| Outcome | Identification/Treatment | Competency | ||||||
|---|---|---|---|---|---|---|---|---|
| Estimate | (SE) | 95% CI | Estimate | (SE) | 95% CI | |||
| Lower | Upper | Lower | Upper | |||||
| Fixed Effects | ||||||||
| Intercept | 1.99 | .73** | .54 | 3.43 | 2.63 | .85* | .94 | 4.32 |
| Time | .28 | .23 | −.18 | .73 | .03 | .27 | −.48 | .53 |
| Condition (0 = control, 1 = DOCC) | 1.62 | .51** | .60 | 2.64 | −.49 | 1.07 | −2.63 | 1.64 |
| Age | .02 | .01+ | −.001 | .04 | −.003 | .02 | −.04 | .03 |
| Gender (0 = male, 1 = female) | .04 | .21 | −.37 | .46 | .15 | .22 | −.29 | .58 |
| Negative Beliefs | .10 | .04* | −.18 | −.02 | −.03 | .04 | −.10 | .05 |
| Perceived Burden | −.01 | .02 | −.05 | .04 | −.04 | .02+ | −.09 | .002 |
| Competency | .35 | .11** | .14 | .57 | - | - | - | - |
| Time x Condition | .16 | .07* | .03 | .30 | −.45 | .34 | −1.13 | .22 |
| Time x Age | .01 | .004* | .001 | .01 | −.006 | .005 | −.02 | .005 |
| Time x Gender | −.12 | .07+ | −.26 | .02 | .13 | .07+ | −.01 | .27 |
| Time x Negative Beliefs | −.04 | .01** | −.06 | −.02 | ||||
| Time x Competency | −.12 | 04** | −.19 | −.04 | ||||
| Condition x Perceived Burden | −.06 | .03+ | −.12 | .002 | ||||
| Time x Condition x Age | .01 | .001* | .003 | .03 | ||||
| Random Effects | ||||||||
| Intercept variance | .61 | .45 | .82 | .62 | .50 | .78 | ||
| Slope variance | .10 | .03 | .33 | .01 | <.001 | <.001 | ||
| Covariance | .90 | −.87 | 1.00 | .01 | <.001 | .65 | ||
| Residual | .51 | .45 | .58 | .56 | .50 | .62 | ||
| Model Fit | ||||||||
| AIC | 536.49 | 580.42 | ||||||
| BIC | 597.49 | 634.79 | ||||||
| Log Likelihood | −250.24 | −274.21 | ||||||
| Conditional R2 | .71 | .62 | ||||||
Note.
p <.10;
p < .05;
p < .01;
DOCC = Doctor-Office Collaborative Care (collaborative care intervention)