Table 1.

Phenotype measures and participant information

Participants	Case–control		AQ a	EQ	SQ-R	RMET b	EFT b	MRT b
	Cases	Controls a
Numbers
Total	118	412	412	413	414	245	245	245
Male	74	185	185	209	210	122	122	122
Female	44	227	227	204	204	123	123	123
Trait score, mean ± SD
Overall	35.6 ± 8.9c	14.9 ± 5.0c	14.9 ± 5.0	41.5 ± 12.3	60.3 ± 20.6	27.1 ± 3.2	11.6 ± 1	16.8 ± 2.6
Male	35.1 ± 8.7c	16.0 ± 4.4c	16.0 ± 4.4	36.8 ± 12.4	63.9 ± 20.0	27.06 ± 3.2	11.7 ± 0.6	17.4 ± 2.1
Female	36.6 ± 8.8c	13.9 ± 5.1c	13.9 ± 5.1	45.6 ± 12.3	56.5 ± 20.4	27.1 ± 3.2	11.6 ± 1.2	16.1 ± 2.9
Range	7 to 50	2 to 23	2 to 23	2 to 24	11 to 139	17 to 34	2 to 12	7 to 20

Abbreviations: AQ, Autism Spectrum Quotient; EFT, Embedded Figures Test; EQ, Empathy Quotient; MRT, Mental Rotation Test; RMET, Reading the Mind in the Eyes Test; SQ-R, Systemizing Quotient, Revised.

^aThe same individuals participated in the case–control and AQ quantitative trait studies.

^bThe same individuals participated in REMT, EFT, and MRT.

^cTrait scores for case–control study are the Adult Autism Spectrum Quotient scores.