Table 3.
Effect Sizes for STP Observed Behavior
| SMD M (SD) | Non-SMD M (SD) | t | |
|---|---|---|---|
| % of activity rules followed | |||
| LBM* | 0.52 (2.0) | 0.43 (2.9) | 0.16 |
| HBM* | 0.48 (3.1) | 0.70 (3.3) | −0.33 |
| .15* | 0.77 (1.0) | 0.87 (1.1) | −0.43 |
| .3* | 1.30 (0.8) | 1.70 (1.6) | −1.20 |
| .6* | 1.80 (1.1) | 2.10 (1.4) | −1.20 |
| Noncompliance with staff | |||
| LBM | 1.00 (1.8) | 0.94 (1.5) | 0.40 |
| HBM | 1.50 (1.8) | 1.10 (2.0) | 1.00 |
| .15 | 0.50 (1.8) | 0.70 (1.3) | −0.55 |
| .3 | 1.00 (1.7) | 1.30 (1.8) | −0.76 |
| .6 | 1.40 (1.7) | 1.30 (1.6) | 0.40 |
| % of seatwork completed | |||
| LBM | 0.65 (0.14) | 0.65 (0.14) | 0.13 |
| HBM | 0.67 (0.17) | 0.71 (0.10) | −1.10 |
| .15 | 0.60 (0.17) | 0.61 (0.14) | −0.69 |
| .3 | 0.65 (0.17) | 0.65 (0.14) | 0.01 |
.15 = 0.15 mg/kg per dose of methylphenidate (MPH); .3 = 0.3 mg/kg dose of MPH; .6 = 0.6 mg/kg dose of MPH.
*
Participants with values > 2 SDs beyond the mean were excluded from the analysis. All t-test values were nonsignificant.
SMD = severe mood dysregulation; SD = standard deviation; STP = Summer Treatment Program; LBM = low behavior modification; HBM = high behavior modification.