Table 3.
Analyses of Training Intervention Effects on CM Use, Knowledge, and Implementation
| CM Use | β | SE | df | p | OR | 95% CI |
|---|---|---|---|---|---|---|
| Intercept | ||||||
| WS+ | −3.31 | 0.39 | 106 | <.001 | 0.04 | 0.02, 0.08 |
| CAT vs. WS+ | 0.72 | 0.61 | 106 | .238 | 2.05 | 0.62, 6.82 |
| SS vs. WS+ | −0.26 | 0.55 | 106 | .639 | 0.77 | 0.26, 2.28 |
| Linear Slope (Months)a | ||||||
| WS+ | 0.17 | 0.05 | 241 | .001 | 1.18 | 1.07, 1.31 |
| CAT vs. WS+ | −0.04 | 0.08 | 241 | .624 | 0.96 | 0.83, 1.12 |
| SS vs. WS+ | 0.00 | 0.08 | 241 | .950 | 1.00 | 0.87, 1.17 |
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| Est.b | SE | χ2 | p | |||
|
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| Intercept | ||||||
| CAT v. SS | −0.98 | 0.61 | 2.59 | .104 | ||
| Linear Slope (Months) | ||||||
| CAT v. SS | 0.04 | 0.08 | 0.29 | >.500 | ||
| Linear Slope ≠ 0 | ||||||
| CAT | 0.13 | 0.06 | 4.89 | .025 | ||
| SS | 0.17 | 0.05 | 10.01 | .002 | ||
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| CM Knowledge | β | SE | df | p | 95% CI | |
|
| ||||||
| Intercept | ||||||
| WS+ | 54.88 | 0.51 | 158 | <.001 | 53.88, 55.89 | |
| CAT vs. WS+ | 2.04 | 0.68 | 158 | .003 | 0.70, 3.38 | |
| SS vs. WS+ | 0.03 | 0.74 | 158 | .967 | −1.43, 1.49 | |
| Linear Slope (Months)c | ||||||
| WS+ | 0.07 | 0.08 | 158 | .402 | −0.09, 0.23 | |
| CAT vs. WS+ | 0.13 | 0.12 | 158 | .282 | −0.11, 0.37 | |
| SS vs. WS+ | 0.18 | 0.11 | 158 | .118 | −0.04, 0.40 | |
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| Est.b | SE | χ2 | p | |||
|
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| Intercept | ||||||
| CAT v. SS | 2.01 | 0.70 | 8.13 | .005 | ||
| Linear Slope (Months) | ||||||
| CAT vs. SS | −0.05 | 0.12 | 0.17 | >.500 | ||
| Linear Slope ≠ 0 | ||||||
| CAT | 0.20 | 0.09 | 4.95 | .024 | ||
| SS | 0.25 | 0.08 | 9.57 | .002 | ||
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| CM Implementation - MON | β | SE | df | p | 95% CI | |
|
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| Intercept | ||||||
| WS+ | 2.17 | 0.11 | 96 | <.001 | 1.95, 2.39 | |
| CAT vs. WS+ | −0.17 | 0.18 | 96 | .340 | −0.52, 0.18 | |
| SS vs. WS+ | −0.14 | 0.17 | 96 | .425 | −0.47, 0.20 | |
| Linear Slope (Months)a | ||||||
| WS+ | 0.10 | 0.02 | 126 | <.001 | 0.07, 0.14 | |
| CAT vs. WS+ | 0.01 | 0.03 | 126 | .793 | −0.05, 0.06 | |
| SS vs. WS+ | 0.02 | 0.03 | 126 | .426 | −0.03, 0.07 | |
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| Est.b | SE | χ2 | p | |||
|
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| Intercept | ||||||
| CAT v. SS | −0.03 | 0.19 | 0.03 | >.500 | ||
| Linear Slope (Months) | ||||||
| CAT v. SS | −0.01 | 0.03 | 0.28 | >.500 | ||
| Linear Slope ≠ 0 | ||||||
| CAT | 0.11 | 0.02 | 33.76 | <.001 | ||
| SS | 0.13 | 0.02 | 43.74 | <.001 | ||
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| CM Implementation - CB | β | SE | df | p | 95% CI | |
|
| ||||||
| Intercept | ||||||
| WS+ | 2.81 | 0.10 | 96 | <.001 | 2.61, 3.01 | |
| CAT vs. WS+ | −0.25 | 0.15 | 96 | .095 | −0.54, 0.04 | |
| SS vs. WS+ | −0.15 | 0.16 | 96 | .361 | −0.46, 0.17 | |
| Linear Slope (Months)a | ||||||
| WS+ | 0.05 | 0.02 | 126 | .004 | 0.02, 0.09 | |
| CAT vs. WS+ | 0.02 | 0.02 | 126 | .480 | −0.03, 0.06 | |
| SS vs. WS+ | 0.00 | 0.02 | 126 | .903 | −0.04, 0.05 | |
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| Est.b | SE | χ2 | p | |||
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| Intercept | ||||||
| CAT v. SS | 0.11 | 0.16 | 0.41 | >.500 | ||
| Linear Slope (Months) | ||||||
| CAT v. SS | −0.01 | 0.02 | 0.42 | >.500 | ||
| Linear Slope ≠ 0 | ||||||
| CAT | 0.07 | 0.01 | 24.83 | <.001 | ||
| SS | 0.06 | 0.02 | 13.75 | <.001 | ||
Note. WS+ = workshop and resources; CAT = WS+ and computer assisted training; SS = WS+/CAT and supervisory support; CM = Contingency Management; CB = Cognitive Behavioral; MON = Monitoring.
a
Fixed effect only for linear slope.
b
Estimates and significance tests obtained using multivariate hypothesis tests as part of the model specification in HLM.
c
Fixed and random effects for linear slope.