Table 4.
Analyses of variance (ANOVAs) with repeated measure on the mean of parents' and teachers' assessments of the same child in the two groups at T1 and T3 (n = 45; 23/22).
| T1, mean (s) | T3 mean (s) | Interaction, time × group, F | Effect size, T1–T3, d | |||
|---|---|---|---|---|---|---|
| Symptom ADHD-C | 4.23* | |||||
| Group 1 | 9.1 (3.3) | 7.3 (4.0) | 0.49 | |||
| Group 2 | 10.4 (4.1) | 10.4 (4.0) | 0.01 | |||
| Symptom ADHD-HI | 2.09 | |||||
| Group 1 | 3.8 (2.2) | 3.3 (2.3) | 0.24 | |||
| Group 2 | 4.6 (2.4) | 4.8 (2.3) | 0.08 | |||
| Symptom ADHD-IA | 4.07* | |||||
| Group 1 | 5.3 (2.0) | 4.0 (2.2) | 0.59 | |||
| Group 2 | 5.7 (2.2) | 5.6 (2.0) | 0.07 | |||
| Symptom ODD | 12.56*** | |||||
| Group 1 | 2.4 (1.9) | 1.1 (1.4) | 0.75 | |||
| Group 2 | 3.5 (2.4) | 3.5 (2.4) | 0.02 | |||
| SDQ-total | 11.70** | |||||
| Group 1 | 2.6 (0.4) | 2.4 (0.4) | 0.53 | |||
| Group 2 | 2.8 (0.4) | 2.9 (0.4) | 0.25 | |||
| SDQ-emotional symptoms | 6.53* | |||||
| Group 1 | 2.3 (0.8) | 2.0 (0.7) | 0.48 | |||
| Group 2 | 2.5 (1.0) | 2.5 (0.8) | 0.09 | |||
*
P < 0.05
**
P < 0.01
***
P < 0.001; Group 1 = Intervention group; Group 2 = Control group.