. . "Only four children including three with ADHD and one with PDD were diagnosed prior to the study.By neglecting the exclusion criteria of DSM preferring PDD over ADHD, six subjects satisfied the criteria for both ADHD and PDD, representing 18.8% of those who met the criteria for ADHD (32 out of 57 subjects) and 50% of those who met the criteria for PDD (12 of 57 subjects)." . .