Table 4.
Variance in each measure of core and related features of autism explained jointly and uniquely by each pattern of sensory responsiveness
| Unique Variance | Total Variance Explained | |||
|---|---|---|---|---|
| Hypo | Hyper | Seeking | ||
| Core Features of Autism | ||||
| SRS Social Communication T score | 8.57% *** | 4.82% *** | 0.64% | 79.91% |
| SRS RRB T score | 2.53% ** | 5.28% *** | 7.06% *** | 76.65% |
| Core Autism Feature Aggregate | 8.60% *** | 3.93% *** | 1.86% ** | 83.47% |
| Related Features of Autism | ||||
| VABS Communication SS | 7.85% *** | 0.93% | 2.07% * | 55.73% |
| VABS Daily Living Skills SS | 5.99% ** | 2.90% * | 0.04% | 47.16% |
| VABS Socialization SS | 8.88% *** | 3.07% ** | 0.48% | 68.11% |
| BASC Anxiety T score | 0.41% | 19.23% *** | 0.20% | 38.52% |
| BASC Depression T score | 0.67% | 9.25% *** | 1.26% | 52.12% |
| BASC Somatization T score | 0.08% | 8.03% ** | 0.80% | 20.88% |
| BASC Internalizing Problem Behaviors T score | 0.06% | 15.52% *** | 0.00% | 48.40% |
| BASC Functional Impairment Probability T score | 3.74% *** | 6.57% *** | 2.68% ** | 75.25% |
| Language | ||||
| ROWPVT SS | 1.01% | 0.01% | 2.69% | 12.58% |
| EOWPVT SS | 0.76% | 0.02% | 6.22% *** | 16.85% |
| CELF Receptive Language SS | 0.81% | 0.05% | 6.42% ** | 21.43% |
| CELF Expressive Language SS | 1.21% | 0.00% | 6.50% ** | 22.28% |
| CELF Core Language SS | 1.04% | 0.01% | 8.22% ** | 25.69% |
Note: Hypo = hyporesponsiveness aggregate score, Hyper = hyperresponsiveness aggregate score, Seeking = sensory seeking aggregate score, Nonverbal IQ = Nonverbal intelligence as measured by the Leiter International Performance Scale-Third edition [41] or the Test of Nonverbal Intelligence-Fourth edition [40], SRS = Social Responsiveness Scale [45], Core Autism Feature Aggregate = Aggregate of SRS total T score and Social Communication Scale total score [43], SS = Standard score, VABS = Vineland Adaptive Behavior Scales-Second edition [46], BASC = Behavior Assessment System for Children-Third edition [47], ROWPVT = Receptive One Word Picture Vocabulary Test-Fourth edition [48], EOWPVT = Expressive One Word Picture Vocabulary Test-Fourth edition [49], CELF = Clinical Evaluation of Language Fundamentals-Fourth edition [50]. * p < 0.05, ** p < 0.01, *** p < 0.001.