TABLE 2.
Behavioral and Symptom Severity Information for Children with Autism
| Behavioral Functioning | Mean | SD |
|---|---|---|
| Nonverbal developmental quotienta | 53.57 | 17.1 |
| Vineland-II Adaptive Behavior Composite Score | 64.28 | 8.64 |
| ADOS Symptom Severity Scores | Median | Range |
| Social Affect Calibrated Severity Score | 7 | 4–10 |
| Restricted and Repetitive Behaviors Calibrated Severity Score | 9 | 5–10 |
| Total Calibrated Severity Score | 7 | 4–10 |
a
Nonverbal developmental quotient (ratio of age equivalents to chronological age) was calculated for nonverbal cognitive ability, from either the Mullen Scales of Early Learning or the Differential Ability Scales, based on age and ability level.
ADOS = Autism Diagnostic Observation Schedule; SD = standard deviation.