At what age is M-CHAT-R administered?

M-CHAT-R is recommended at 18-month and 24-month well-child visits for universal autism screening per AAP guidelines.

What follow-up occurs for medium risk scores?

Scores of 3-7 require the M-CHAT-R/F follow-up interview. After interview, if 2 or more items still fail, referral for evaluation is recommended.

What is the M-CHAT-R sensitivity and specificity?

M-CHAT-R has sensitivity of approximately 91% and specificity 95% for ASD when used with the follow-up interview in 18-24 month old toddlers.

M-CHAT-R Autism Screening

Determine autism risk level using M-CHAT-R at 16-30 months. Scores 0-2 low risk (routine monitoring), 3-7 medium risk (follow-up interview), 8-20 high risk (immediate developmental evaluation).

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Frequently Asked Questions

At what age is M-CHAT-R administered?

What follow-up occurs for medium risk scores?

What is the M-CHAT-R sensitivity and specificity?