Development of the Stanford Social Dimensions Scale: initial validation in autism spectrum disorder and in neurotypicals

Phillips, Jennifer M.; Uljarević, Mirko; Schuck, Rachel K.; Schapp, Salena; Solomon, Elizabeth M.; Salzman, Emma; Allerhand, Lauren; Libove, Robin A.; Frazier, Thomas W.; Hardan, Antonio Y.

doi:10.1186/s13229-019-0298-9

Molecular Autism

Table 3 Item-subscale correlations

From: Development of the Stanford Social Dimensions Scale: initial validation in autism spectrum disorder and in neurotypicals

	Item-subscale correlations
	SM	SA	ESC	SR	UA
Factor 1: Social Motivation (SM)
Item 2	.71**	.37**	.23**	.30**	.08
Item 3	.64**	.22*	.26**	.08	.08
Item 5	.77**	.44**	.31**	.34**	.09
Item 6	.71**	.22*	.20*	.29**	.14
Item 8	.76**	.41**	.18*	.46**	.11
Item 10	.80**	.43**	.28**	.39**	.14
Item 12	.72**	.42**	.17	.41**	.07
Item 14	.66**	.51**	.54**	.35**	.03
Item 17	.66**	.38**	.29**	.45**	.25**
Item 18	.62**	.36**	.36**	.38**	.28**
Item 19	.73**	.40**	.24**	.33**	.19*
Item 21	.79**	.47**	.31**	.42**	.18*
Item 37	.63**	.47**	.46**	.58**	.14
Item 46	.63**	.25**	.28**	.12	.17
Mean (SD) item-subscale relationship	.70(.06)	.38(.09)	.29(.10)	.35(.13)	.14(.07)
Factor 2: Social Affiliation (SA)
Item 1	.50**	.85**	.50**	.34**	.09
Item 4	.46**	.70**	.42**	.32**	.12
Item 7	.36**	.76**	.58**	.23**	.09
Item 9	.32**	.83**	.38**	.34**	.04
Item 11	.42**	.84**	.35**	.35**	.09
Item 13	.46**	.84**	.53**	.44**	.08
Item 15	.32**	.71**	.65**	.29**	.03
Item 52	.45**	.77**	.42**	.40**	.08
Mean (SD) item-subscale relationship	.41(.07)	.79(.06)	.48(.10)	.34(.06)	.08(.03)
Factor 3: Expressive Social Communication (ESC)
Item 24	.11	.33**	.71**	.25**	.13
Item 25	.20*	.37**	.72**	.30**	.08
Item 38	.37**	.41**	.68**	.36**	.09
Item 40	.13	.34**	.67**	.25**	.15
Item 41	.35**	.35**	.72**	.29**	.05
Item 42	.12	.34**	.49**	.10	.05
Item 57	.28**	.41**	.62**	.19*	.06
Mean (SD) item-subscale relationship	.25(.13)	.39(.07)	.65(.08)	.29(.13)	.10(.04)
Factor 4: Social Recognition (SR)
Item 16	.48**	.42**	.36**	.69**	.14
Item 27	.30**	.30**	.36**	.78**	.13
Item 28	.42**	.27**	.24**	.73**	.17
Item 29	.28**	.23**	.25**	.77**	.25**
Item 30	.39**	.40**	.43**	.74**	.07
Item 31	.36**	.44**	.50**	.67**	.12
Item 51	.37**	.35**	.40**	.74**	.30**
Mean (SD) item-subscale relationship	.37(.07)	.34(.08)	.36(.09)	.73(.04)	.17(.08)
Factor 5: Unusual Approach (UA)
Item 22	.18*	.18*	.22*	.17	.80**
Item 26	.28**	.21*	.30**	.26**	.78**
Item 39	− .05	− .03	− .04	.12	.66**
Item 48	.11	− .06	− .07	− .03	.54**
Mean (SD) item-subscale relationship	.13(.14)	.09(.12)	.10(.18)	.13(.12)	.69(.12)

*p < .05
**p < .01

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ISSN: 2040-2392

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