From: Defining the broader, medium and narrow autism phenotype among parents using the Autism Spectrum Quotient (AQ)
Males
Females
n
Mean
SD
ASC parents
571
19.2
9.5
1429
16.4
Control parents
349
17.7
6.9
658
13.1
6.3
AS group
69
35.9
7.8
56
37.4
8.2
Control individuals
723
17.4
6.2
1038
15.5
5.6