Atypical lateralization of motor circuit functional connectivity in children with autism is associated with motor deficits

Table 1 Participant characteristics of final sample

Characteristics	ASC (n = 42)			Controls (n = 76)			Statistics
Characteristics	Mean	SD	Range	Mean	SD	Range	Statistics
Sex	34 males; 8 females	–	–	54 males; 22 females	–	–	χ ²(1) = 0.925, p = 0.336
Age^a	10.18	(1.51)	8.01–12.99	10.16	(1.03)	8.07−12.58	χ ²(1) = 0.925, p = 0.336
Age^a	10.18	(1.51)	8.01–12.99	10.16	(1.03)	8.07−12.58	t = −0.092, p = 0.927
Full-scale IQ^b	104.67	(15.10)	73–141	112.89	(10.78)	85–140	t = 3.136, p = 0.003
VCI^b	107.95	(15.53)	79–134	117.29	(12.37)	85–140	t = 3.353, p = 0.001
PRI^a	107.45	(14.31)	79–135	109.30	(11.44)	79–133	t = 0.768, p = 0.444
Handedness^a	86.5	(Median)	50–100	88.00	(Median)	41–100	U = 1590.5, p = 0.974
ADI-R^c
Social	20.62	(5.82)	10–30	–			–
Communication	15.95	(4.68)	4–25	–			–
RSB	6.64	(2.15)	3–12	–			–
ADOS-G^c
Communication	3.40	(1.06)	1–7	–			–
Social	7.48	(1.98)	4–12	–			–
RSB	3.05	(1.70)	0–6	–			–

Abbreviations: PRI perceptual reasoning index, VCI verbal comprehension index
^aThere were no significant differences between the ASC and control groups in age, sex, PRI or handedness (p > 0.05)
^bThe two groups significantly differed in FIQ and VCI (p < 0.001)
^cInformation was available for all 42 individuals with ASC

ISSN: 2040-2392