Fig. 1

Participant age at scan. Following the quality-control procedures, participants included 85 autistic individuals (67 males, 18 females), 60 individuals with no diagnosis (35 males, 25 females), and 301 individuals with a diagnosis other than ASD (179 males, 122 females). ASD mean age was 9.98 years, range 5.25–21.48 years; Other Diagnosis mean age was 10.48 years, range 5.04–20.29 years; No Diagnosis mean age was 9.46 years, range 5.02–19.49 years; overall mean age was 10.25 years, range 5.02–21.48 years