Table 8. Standardized* Behavior Scores - Parent rated† (per protocol), means (sd).
| Baseline | Post-Intervention | Change Score | |||||
| Active (n = 148) | Placebo (n = 147) | Active (n = 145) | Placebo (n = 148) | Active (n = 121) | Placebo(n = 128) | P | |
| Oppositional | 58.0 (13.2) | 55.8 (10.6) | 55.0 (11.9) | 55.3 (10.6) | −2.1 (8.9) | −0.3 (6.8) | 0.117 |
| Cognitive Problems | 60.3 (11.4) | 58.1 (10.7) | 56.2 (10.2) | 55.6 (10.5) | −3.46 (7.9) | −2.61 (6.5) | 0.246 |
| Hyperactivity | 54.6 (9.8) | 54.0 (9.9) | 51.8 (9.5) | 52.5 (8.6) | −2.45 (6.7) | −1.32 (5.9) | 0.073 |
| Anxiety | 52.2 (11.0) | 52.1 (9.9) | 48.3 (8.4) | 50.6 (10.1) | −4.1 (8.5) | −2.0 (7.7) | 0.052 |
| Perfectionism | 48.4 (9.2) | 49.3 (9.2) | 46.7 (7.6) | 47.8 (8.5) | −2.0 (6.7) | −1.6 (7.1) | 0.459 |
| Social Problems | 56.7 (12.7) | 55.7 (11.8) | 53.6 (10.8) | 53.9 (11.4) | −2.4 (9.4) | −1.4 (9.7) | 0.522 |
| Psychosomatic | 54.7 (11.8) | 56.5 (12.7) | 51.0 (10.4) | 53.7 (11.8) | −3.9 (9.9) | −3.0 (10.2) | 0.362 |
| ADHD Index | 58.6 (11.8) | 56.8 (10.8) | 54.1 (10.5) | 54.3 (10.8) | −3.9 (7.8) | −2.6 (6.2) | 0.073 |
| Global Restless-Impulsive | 57.7 (11.1) | 56.0 (10.5) | 53.5 (10.8) | 53.9 (10.7) | −4.1 (7.5) | −2.2 (6.8) | 0.018 |
| Global Emotional Lability | 55.3 (12.4) | 53.4 (11.0) | 52.4 (11.9) | 53.2 (10.7) | −2.4 (7.7) | −1.0 (8.3) | 0.028 |
| Global Index Total | 57.6 (11.5) | 55.8 (10.7) | 53.6 (11.3) | 54.1 (10.5) | −3.8 (7.1) | −2.0 (6.8) | 0.018 |
| DSM-IV Inattention | 57.111.2) | 55.1 (10.4) | 53.810.4) | 53.3 (10.3) | −2.75 (7.4) | −2.12 (6.1) | 0.104 |
| DSM-IV Hyperactive-Impulsive | 57.6 (11.5) | 56.8 (11.6) | 53.9 (11.1) | 54.5 (10.6) | −3.1 (7.5) | −2.3 (6.4) | 0.425 |
| DSM-IV Total ADHD | 57.9 (11.3) | 56.3 (10.5) | 54.2 (10.7) | 54.3 (10.5) | −3.1 (7.1) | −2.3 (5.9) | 0.219 |
*
T scores have a mean of 50, sd = 10. For values above the mean, higher scores indicate more severe difficulties with behaviour and/or attention.
†
Behaviour measures are derived from the Conners' Teacher Rating Scale.15