Table 4. Intervention Interactions and Adjusted Means.
| Group | Intervention | Control | T | p< |
|---|---|---|---|---|
| Spache Word Attack: Site × Interventiona | ||||
| Durham | .08 | −.69 | 4.68 | .0001 |
| Nashville | −.05 | −.15 | 0.66 | ns |
| Rural PA | .22 | .20 | 0.14 | ns |
| Seattle | .39 | .14 | 1.65 | .10 |
| Observer TOCA–R Authority Acceptance Scale: Site × Interventionb | ||||
| Durham | .51 | .78 | −2.89 | .005 |
| Nashville | .47 | .56 | −1.00 | ns |
| Rural PA | .28 | .27 | 0.14 | ns |
| Seattle | .64 | .74 | −1.25 | ns |
| Observer TOCA–R Authority Acceptance Scale: Cohort × Interventionc | ||||
| Cohort 1 | .52 | .68 | −2.10 | .04 |
| Cohort 2 | .40 | .71 | −4.63 | .0001 |
| Cohort 3 | .51 | .37 | 1.97 | .05 |
| Special-education services: Gender × Interventiond | ||||
| Boys | 7.31 | 41.21 | −3.07 | .002 |
| Girls | 18.98 | 16.54 | 0.14 | ns |
| TRF Externalizing: Site × Interventione | ||||
| Durham | 64.96 | 62.30 | 1.50 | ns |
| Nashville | 68.94 | 68.29 | 0.36 | ns |
| Rural PA | 64.87 | 61.19 | 2.32 | .03 |
| Seattle | 60.27 | 66.20 | −3.36 | .001 |
Note. PA = Pennsylvania; TOCA–R = Teacher Observation of Classroom Adaptation—Revised; TRF = Teacher's Report Form.
a
F(3, 244) = 5.25, p < .002.
b
F(3, 356) = 3.46, p < .02.
c
F(2, 356) = 9.90, p < .0001.
d
F(l, 439) = 4.11, p < .05.
e
F(3, 338) = 6.92, p < .0002.