Table 3.
Multinomial logistic regression predicting DTT and PRT trajectory class membership
| High Ascending DTT Use (Referent Group: Low Stable DTT Use) OR [95% CI] |
Late Ascending DTT Use (Referent Group: Low Stable DTT Use) OR [95% CI] |
|
|---|---|---|
| Teacher / Classroom / Organizational Characteristics | ||
| Training in ASD Intervention | 3.70* [1.25-10.91] | 1.13 [0.41-3.09] |
| Years Teacher Spent in Special Education | 1.20* [1.06-1.35] | 1.03 [0.97-1.09] |
| DTT Skill (Accuracy measured at baseline) | 1.45* [1.04-2.04] | 1.01 [0.66-1.52] |
| Implementation Leadership | 0.58* [0.40-0.81] | 0.62 [0.38-1.01] |
| Implementation Climate | 1.02 [0.71-1.33] | 0.92 [0.60-1.25 ] |
| Average Class Size | 0.88 [0.6-1.27] | 1.27 [0.80-2.01] |
| Number of Classroom Support Staff | 1.45* [1.04-2.01] | 0.89 [0.50-1.57] |
| Teacher’s Intentions to provide DTT | 0.76 [0.39-1.50] | 0.76 [0.39-1.50] |
| Teacher’s Age | 0.91* [0.86-0.97] | 1.04* [1.01-1.08] |
| Teachers’ Race: White | 0.36 [0.12-1.10] | 0.36 [0.12-1.10] |
| Child Characteristics | ||
| DAS Verbal Subscale | 0.97* [0.95-0.99] | 0.98 [0.97-1.01] |
| PDDBI Social Approach Subscale | 0.98* [0.95-0.99] | 0.98 [0.95-1.01] |
| PDDBI Sensory Symptoms Subscale | 1.02 [0.99-1.04] | 1.01 [0.99-1.04] |
| Ascending PRT Use (Referent Group: Low Stable PRT Use) OR [95% CI] |
Descending PRT Use (Referent Group: Low Stable PRT Use) OR [95% CI] |
|
| Teacher / Classroom / Organizational Characteristics | ||
| Training in ASD Intervention | 1.00 [0.34-2.89 ] | 0.34 [0.10-1.20] |
| Years Teacher Spent in Special Education | 1.03 [0.90-1.18] | 0.98 [0.90-1.08] |
| PRT Skill (Accuracy measured at baseline) | 1.68* [1.06-2.70] | 1.21 [0.79-1.87] |
| Implementation Leadership | 0.40* [0.23-0.68] | 1.24 [0.67-2.30] |
| Implementation Climate | 1.05 [0.53-1.57] | 0.94 [0.60-1.28 ] |
| Average Class Size | 0.56* [0.36-0.86] | 0.63* [0.46-0.87] |
| Number of Classroom Support Staff | 1.35 [0.87-2.08] | 1.42* [1.05-1.92] |
| Teacher’s Intentions to provide PRT | 0.91 [0.60-1.39 ] | 0.75* [0.57-0.99] |
| Teacher’s Age | 0.92* [0.85-0.99] | 0.97 [0.96-1.01] |
| Teachers’ Race: White | 0.16* [0.04-0.69] | 0.51 [0.35-3.97] |
| Child Characteristics | ||
| DAS Verbal Subscale | 0.99 [0.97-1.02] | 1.00 [0.99-1.02] |
| PDDBI Social Approach Subscale | 0.99 [0.98-1.01] | 1.00 [0.98-1.02] |
| PDDBI Sensory Symptoms Subscale | 1.01 [0.99-1.03] | 1.03* [1.00-1.05] |
Note.
*
p < .05; PDDBI = Pervasive Developmental Disorder Behavioral Inventory; DAS = Differential Ability Scales for autism