Fig. 1.

Percentage of each group that scored in the extreme outer percentiles of the AASP normative sample scores on four AASP quadrants. Information regarding the AASP norms and the cut-off scores defining the extreme outer percentiles for each quadrant are found in the AASP manual (Brown and Dunn 2002). AASP adolescent/adult sensory profile, P-TD parents of typically developing children, SPX parents of children with autism spectrum disorder (ASD) from simplex families, MPX parents of children with ASD from multiplex families