Several screening instruments for the early detection of autism in young children have been developed.1- 4 The usefulness of these instruments in clinical practice remains to be established, because many children need to be screened to correctly identify one child with autism.
Groen WB, Swinkels SH, van der Gaag RJ, Buitelaar JK. Finding Effective Screening Instruments for Autism Using Bayes Theorem. Arch Pediatr Adolesc Med. 2007;161(4):415-416. doi:10.1001/archpedi.161.4.415