Table 1
Discriminant analysis of control versus autism spectrum disorders; Asperger’s syndrome classified passively
Variables utilized = 23	Percent correct	Control	ASD
First 4: Fac15, Fac17, Fac2, Fac16
Control	92.6	513	41
ASD	84.8	65	365
ASP	96.2a	1	25

Significance of group separation reported statistically:

Wilks’ lambda = 0.4991; F = 41.885; degrees of freedom = 23, 960; P ≤0.0001.

^aPassively classified.

ASD Autism Spectrum Disorders, ASP Asperger’s Syndrome.

Duffy et al.

Duffy et al. BMC Medicine 2013 11:175   doi:10.1186/1741-7015-11-175