Skip to main content

Table 5 LEAP participant characteristics; twin cohort

From: The EU-AIMS Longitudinal European Autism Project (LEAP): design and methodologies to identify and validate stratification biomarkers for autism spectrum disorders

   MZ/ DZ twin pairs (at least one ASD sibling) TD twins
   Twin 1: ASD Twin 2: ASD or TD Twin 1 Twin 2
Diagnosis
Sex
N 36 36 15 15
ASD (%) 100 66.7 71.5 65.8
Males:female (%) 61.5:38.4 70.2:29.9 56.3:43.7 53.3:46.7
Age (in years) M 15.9 15.9 16.8 16.9
SD 4.5 4.5 2.9 2.9
Range 6–27 6–27 12–21 12–21
Full-scale IQ M 94.1 94.2 103.6 103.7
SD 19.5 19.0 13.7 12.6
Range 40–122 58–130 76–124 79–126