Autism from 2 to 9 years of age.

  title={Autism from 2 to 9 years of age.},
  author={C. Lord and Susan Risi and Pamela S DiLavore and Cory Shulman and Audrey Thurm and Andrew Pickles},
  journal={Archives of general psychiatry},
  volume={63 6},
CONTEXT Autism represents an unusual pattern of development beginning in the infant and toddler years. OBJECTIVES To examine the stability of autism spectrum diagnoses made at ages 2 through 9 years and identify features that predicted later diagnosis. DESIGN Prospective study of diagnostic classifications from standardized instruments including a parent interview (Autism Diagnostic Interview-Revised [ADI-R]), an observational scale (Pre-Linguistic Autism Diagnostic Observation Schedule… CONTINUE READING
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