Age: 16 to 30 months
Time to Administer: 10-15 minutes
Method of Administration: A two-stage autism screening tool:
1. 20-item yes/no parent/caregiver questionnaire; yields Low, Medium, or High Risk classifications
2. 20-item follow-up questionnaire given for a child found to be at medium risk to gather further information for classification into High Risk or Low Risk categories.