Research Article

The 2D : 4D Digit Ratio as a Biomarker for Autism Spectrum Disorder

Table 1

Description of participating subjects.

OverallMenWomen

Age20.5 (2.3)20.7 (2.4)20.2 (2.1)
Total AQ score102.2 (13.2)105.1 (12.8)99.9 (13.0)
Social insights and behavior18.7 (4.4)19.4 (4.7)18.2 (4.2)
Attention switching22.5 (3.9)23.0 (4.0)22.1 (3.9)
Communication19.8 (3.8)20.5 (3.9)19.2 (3.6)
Imagination20.2 (3.9)21.1 (3.9)19.5 (3.8)
Attention to detail21.1 (4.5)21.2 (4.1)21.1 (4.8)
Left digit ratio0.988 (0.036)0.986 (0.034)0.990 (0.036)
Right digit ratio0.992 (0.034)0.987 (0.034)0.996 (0.034)

Mean (SD) values are presented for the total group and for men and women separately. Significant differences () are indicated by .