TABLE 3.
Baseline and Postintervention Means and Standard Deviation for Outcome Measures by Condition and Regression Results
| Domain/Measure | Baseline
|
Usual Care/Control (n = 19)
|
Baseline
|
Intervention (n = 26)
|
Condition Effect
|
Effect Size
|
|||
|---|---|---|---|---|---|---|---|---|---|
| Postintervention
|
Postintervention
|
||||||||
| M (SD) | M (SD) | MAdj | M (SD) | M (SD) | MAdj | Test Statistic | p Value | Hedges’ g | |
| Symptoms | |||||||||
| SSiS Hyperactive/Inattentive | 14.7 (2.9) | 13.4 (2.9) | 13.1 | 13.7 (3.1) | 9.2 (3.8) | 9.4 | −3.95 | <.001 | −1.10 |
| C-TRF ODD | 8.6 (2.8) | 7.8 (4.0) | 7.6 | 7.3 (3.7) | 3.8 (3.0) | 4.0 | −3.34 | .001 | −1.02 |
| ESP MBI | 31.7 (5.7) | 30.4 (6.3) | 29.9 | 29.5 (6.4) | 22.4 (6.7) | 22.7 | −3.90 | <.001 | −1.09 |
| ESP ABS | 24.1 (8.0) | 22.3 (8.3) | 21.9 | 21.1 (5.3) | 14.5 (4.4) | 14.7 | −3.38 | .001 | −1.14 |
| Functioning | |||||||||
| ESP ABI | 20.8 (4.2) | 23.9 (5.6) | 24.0 | 22.3 (4.7) | 30.5 (5.4) | 30.4 | 3.88 | <.001 | 1.16 |
| SSiS Cooperation | 6.3 (1.9) | 7.8 (2.3) | 7.9 | 6.5 (2.2) | 11.4 (2.6) | 11.4 | 4.73 | <.001 | 1.40 |
| SSiS Engagement | 11.0 (4.3) | 11.8 (3.5) | 11.8 | 10.8 (3.8) | 14.8 (3.9) | 14.8 | 3.92 | <.001 | 0.80 |
| SSiS Self-Control | 6.1 (2.8) | 7.5 (4.2) | 7.6 | 7.0 (3.2) | 11.3 (3.6) | 11.2 | 3.29 | .001 | 0.92 |
| Home-based | |||||||||
| SSiS-PB | 126.7 (14.1) | 126.8 (15.4) | 127.1 | 125.3 (11.9) | 114.7 (15.9) | 115.0 | −2.98 | .003 | −0.77 |
| SSiS-SS | 86.8 (14.0) | 88.2 (12.3) | 89.2 | 89.0 (11.2) | 97.6 (12.4) | 97.3 | 2.42 | .015 | 0.65 |
Note. SSiS = Social Skills Improvement System Rating Scales; C-TRF ODD = Caregiver-Teacher Report Form Oppositional Defiant Disorder; ESP MBI = Early Screening Project Maladaptive Behavior Index; ESP ABS = Early Screening Project Aggressive Behavior Scale; ESP ABI = Early Screening Project Adaptive Behavior Index; SSiS-PB = Social Skills Improvement System Rating Scales -Problem Behaviors; SSiS-SS = Social Skills Improvement System Rating Scales - Social Skills.