Stability of Autistic Traits from 5 to 8 Years of Age Among Children in the General Population

. 2018 Oct 5;49(1):324–334. doi: 10.1007/s10803-018-3770-z

SRS raw scores of the study participants and of the families who consented to participate in the longitudinal study but who were not included in this study

SRS	All children				Male				Female
	Participants	Non-participants^a			Participants	Non-participants^b			Participants	Non-participants^c
	Mean (SD)	Mean (SD)	t	p	Mean (SD)	Mean (SD)	t	p	Mean (SD)	Mean (SD)	t	p
	[Range]	[Range]			[Range]	[Range]			[Range]	[Range]
Total	33.43 (19.32)	35.13 (17.83)	−0.85	0.39	35.52 (20.52)	36.47 (19.56)	−0.32	0.75	31.08 (17.70)	33.60 (15.58)	−0.97	0.34
Total	[5–117]	[7–121]	−0.85	0.39	[5–111]	[7–121]	−0.32	0.75	[5–117]	[8–83]	−0.97	0.34
SCI	28.71 (15.36)	30.14 (14.21)	−0.90	0.37	30.01 (16.26)	31.15 (15.37)	−0.49	0.63	27.24 (14.24)	28.99 (12.75)	−0.82	0.41
SCI	[4–92]	[6–96]	−0.90	0.37	[4–90]	[6–96]	−0.49	0.63	[5–92]	[8–69]	−0.82	0.41
RRB	4.72 (4.65)	4.99 (4.28)	−0.57	0.57	5.51 (4.91)	5.33 (4.77)	0.25	0.80	3.84 (4.19)	4.61 (3.64)	−13	0.21
RRB	[0–25]	[0–25]	−0.57	0.57	[0–21]	[0–25]	0.25	0.80	[0–25]	[0–18]	−13	0.21

SRS Social Responsiveness Scale, SCI Social Communication and Interaction, RRB Restricted Interests and Repetitive Behavior

^aCalculated for 178 participants

^bCalculated for 95 participants

^cCalculated for 83 participants