Now enhanced and updated based on extensive user feedback and a new, unparalleled research sample of more than 12,000 children, ASQ-3 is the most accurate, cost-effective, and parent-friendly way to identify children from birth to 5 years with developmental delays. "ASQ-3 Quick Start Guide" is perfect for busy professionals on the go, this lightweight laminated guide to ASQ-3 keeps administration and scoring basics close at hand. Proven accurate by new research: ASQ-3 is highly reliable and valid with excellent sensitivity (.86) and specificity (.85). It allows for fast and easy scoring, as 2-3 minutes is all it takes to score the questionnaires. The `anytime' scoring permits accurate child-screening from 1-66 months of age. The ASQ-3 also educates families, and parents will love how ASQ-3 helps them learn about their child's development and skills. A one-time purchase, a single site can photocopy or print questionnaires as needed. This product is sold in a package of 5.