Table 2.

Impairments in Social Reciprocity Domain and Items

	ASD (n = 29)		DD (n = 21)		F	Partial η2
	M	SD	M	SD
Social Reciprocity Domain	20.72	6.50	14.00	8.50	10.06**	.17
Direct gaze	1.59	0.63	1.14	0.79	4.87*	.09
Social smiling	1.55	0.74	1.05	0.86	4.93*	.09
Range of facial expressions	1.48	0.78	0.81	0.87	8.16**	.15
Interest in children	1.59	0.78	1.14	0.91	3.42†	.07
Response to approaches	1.31	0.81	1.05	0.86	1.22	.02
Showing and directing attention	1.66	0.67	1.10	0.77	7.52**	.14
Offering to share	1.66	0.67	1.29	0.85	2.97†	.06
Seeking to share enjoyment	1.55	0.69	1.00	0.89	6.10*	.11
Use of other’s body	1.10	0.82	0.62	0.74	4.63*	.09
Offers comfort	1.62	0.73	0.90	0.83	10.46**	.18
Quality of social overtures	1.38	0.82	0.76	0.89	6.43*	.12
Inappropriate facial expressions	1.03	0.68	0.67	0.66	3.66†	.07
Appropriateness of social overtures	1.55	0.78	1.19	0.93	2.22	.04
Friendships	1.03	0.94	0.81	0.98	0.67	.01
Imaginative play with peers	0.62	0.90	0.48	0.81	0.34	.01

^**p < .01;

^*p <.05;

^†p < .10