Social Skills Intervention Participation and Associated Improvements in Executive Function Performance

Table 3

Descriptive statistics for performance on each task.

Variable	ASD intervention group				Non-ASD group
	Timepoint 1		Timepoint 2		Timepoint 1		Timepoint 2
	(SD)	Range	(SD)	Range	(SD)	Range	(SD)	Range
Working memory measure
Spatial subtest	12.8 (3.3)	6–19	14.6 (3.7)	7–22	16.4 (3.1)	12–21	16.1 (2.0)	12–20
Verbal (digit) subtest	13.6 (2.4)	9–18	14.6 (3.3)	7–22	16.1 (2.5)	13–23	15.6 (2.5)	12–21
Combined (spatial + verbal)	26.4 (4.7)	17–33	29.2 (5.8)	14–40	32.6 (4.3)	27–40	31.7 (3.8)	26–40
Inhibitory control measure
Inhibitory effect	.09 (.06)	−.03–.23	.07 (.04)	−.01–.12	.08 (.05)	.00–.18	.09 (.05)	.00–.16
Task switching measure
Switching costs	.18 (.17)	−.02–.72	.15 (.13)	−.01–.42	—	—	—	—
Mixing costs	.54 (.24)	.26–1.21	.40 (.20)	.08–.82	—	—	—	—

Effect of Timepoint, .