Table 2.

Pearson bivariate partial correlations (p-values in parentheses) between DCCS variables and measures of autism symptoms among the 32 participants with autism spectrum disorders

	SCQ	CCC-2	RBS-R Total	RBS-R Sty	RBS-R Sib	RBS-R Comp	RBS-R RitSam	RBS-R CI
Accuracy
Single- task blocks	0.42 (0.018)	0.059 (0.75)	0.36 (0.049)	0.30 (0.10)	0.054 (0.77)	0.20 (0.28)	0.39 (0.030)	0.27 (0.14)
Mixed-task blocks	0.12 (0.52)	0.21(0.26)	0.25 (0.17)	0.18 (0.34)	0.17 (0.36)	0.081 (0.66)	0.26 (0.15)	0.41 (0.020)
Reaction time
Single- task blocks	−0.12 (0.50)	0.059 (0.75)	0.0098 (0.96)	0.014 (0.94)	−0.0046 (0.98)	0.021 (0.91)	0.0245 (0.90)	0.18 (0.33)
Mixed- task blocks	−0.0084 (0.96)	−0.13 (0.50)	0.030 (0.87)	0.092 (0.62)	−0.097 (0.60)	0.035 (0.85)	−0.016 (0.93)	0.16 (0.40)
Trial switch Δ RT	0.17 (0.36)	−0.049 (0.79)	0.030 (0.87)	0.033 (0.86)	0.12 (0.51)	−0.091 (0.63)	0.017 (0.93)	0.29 (0.12)

Significance values are two-tailed and not corrected for multiple comparisons

Note: Trial Switch D RT, Last two trials of block 1 minus the first two trials in block 2; SCQ, Social Communication Questionnaire (Rutter et al. 2003); CCC-2, Children’s Communication Checklist, 2nd edition (Bishop 1998), without the 15 items related to repetitive behaviors; RBS-R Total, Total score of the Repetitive Behavior Scale-Revised (Bodfish et al. 1999; Lam and Aman 2007); RBS-R Sty, Stereotypic behavior RBS-R factor; RBS-R Sib, Self-injurious behavior RBS-R factor; RBS-R Comp, Compulsive behavior RBS-R factor; RBS-R RitSam, Rituals/Sameness RBS-R factor; RBS-R CI, Circumscribed Interests RBS-R factor