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Table 3 Test–retest reliability and internal consistency of the AQ

From: Psychometric properties of the Autism-Spectrum Quotient in both clinical and non-clinical samples: Chinese version for mainland China

  Test–retest reliability Internal consistency
  1st [M (SD)]a 2nd [M (SD)]a t a p a Cronbach α a
Total 109.4 (8.75)/105.4 (9.55) 109.6 (8.12)/106.2 (8.54) −0.20/-0.79 0.845/0.432 0.817/0.806
Social skills 23.3 (4.48)/21.7 (4.16) 23.4 (4.06)/21.7 (3.63) −0.27/-0.15 0.784/0.883 0.743/0.760
Attention switching 24.1 (2.93)/23.4 (2.98) 23.7 (2.51)/23.2 (2.56) 1.15/0.70 0.250/0.485 0.640/0.657
Attention to detail 22.5 (4.00)/21.9 (4.19) 22.6 (3.71)/22.0 (3.75) −0.18/-0.26 0.857/0.792 0.673/0.694
Communication 20.1 (3.51)/19.4 (3.47) 20.4 (3.30)/19.8 (3.05) −0.39/-1.36 0.696/0.174 0.765/0.756
Imagination 19.3 (3.01)/19.1 (3.38) 19.5 (2.87)/19.4 (3.22) −0.54/-0.91 0.588/0.366 0.622/0.619
  1. AQ autism-spectrum quotient
  2. aThe former is the result from ASD parents (n = 176). The latter is the result from TDC parents (n = 182)