Table 4.
Stability and change in ASD symptoms, nonverbal and verbal skills and adaptive functioning from Time 1 to Time 2
| F | Sig | Post hoc comparisons | |
|---|---|---|---|
| ADOS Comparison Scores | |||
| Cluster | 1.894 | .132 | |
| Time | 3.642 | .058 | |
| Cluster*Time | 6.805 | <.001 | T1 < T2 for C2 |
| Intervention | 0.353 | .563 | |
| Cluster*Intervention | 0.282 | .838 | |
| Vineland: Social | |||
| Cluster | 6.257 | <.001 | C1 > C2 = C3 > C4 |
| Time | 0.050 | .824 | |
| Cluster*Time | 4.986 | <.01 | T1 < T2 for C2, T1 > T2 for C4 |
| Intervention | 3.200 | .075 | |
| Cluster*Intervention | 0.395 | .757 | |
| VDQ | |||
| Cluster | 14.180 | <.001 | C1 = C2 > C3 > C4 |
| Time | 97.561 | <.001 | T1 < T2 |
| Cluster*Time | 5.975 | <.01 | T1 < T2 for C1, C2, C3 |
| Intervention | 0.018 | .894 | |
| Cluster*Intervention | 1.418 | .239 | |
| Vineland: Communication | |||
| Cluster | 12.233 | <.001 | C1 = C2 > C3 > C4 |
| Time | 51.571 | <.001 | T1 < T2 |
| Cluster*Time | 11.152 | <.001 | T1 < T2 for C1, C2, C3 |
| Intervention | 2.876 | .092 | |
| Cluster*Intervention | 0.331 | .803 | |
| NVDQ | |||
| Cluster | 8.020 | <.001 | C1 = C2 > C3 > C4 |
| Time | 0.018 | .894 | |
| Cluster*Time | 1.221 | .304 | |
| Intervention | 1.844 | .176 | |
| Cluster*Intervention | 0.077 | .972 | |
| Vineland: Daily Living | |||
| Cluster | 8.524 | <.001 | C1 > C2 = C3 > C4 |
| Time | 1.955 | .164 | |
| Cluster*Time | 1.568 | .199 | |
| Intervention | 0.514 | .474 | |
| Cluster*Intervention | 0.924 | .430 | |