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Table 1 Phenotype measures and participant information

From: Genetic variation in GABRB3 is associated with Asperger syndrome and multiple endophenotypes relevant to autism

Participants Case–control AQa EQ SQ-R RMETb EFTb MRTb
Cases Controlsa
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
  1. 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.
  2. aThe same individuals participated in the case–control and AQ quantitative trait studies.
  3. bThe same individuals participated in REMT, EFT, and MRT.
  4. cTrait scores for case–control study are the Adult Autism Spectrum Quotient scores.