Table 3 Importance of intervention between domestic and foreign experts on social communication of ASD infants

	sub skill	domestic expert (n=75)		foreign expert (n=48)		t	p
		M	SD	M	SD
Social-emotional reciprocity	asking for permission	2.25	0.50	2.28	0.34	-0.40	0.069
	Showing	2.15	0.46	2.43	0.54	-0.40	0.693
	Say hello	4.15	0.67	4.80	0.35	-7.03***	0.000
	Giving and receiving things	4.43	0.50	4.20	0.54	2.37	0.012
	Talk to each other	2.96	0.61	2.85	0.24	1.40	0.164
	Answer (yes/no)	4.13	0.82	3.80	0.37	3.04	0.003
	Demanding	4.80	0.90	4.95	0.30	-1.22	0.213
	a call-out reaction	4.61	0.50	4.75	0.54	-1.44	0.152
	Calling (other’s name)	2.12	0.70	2.28	0.38	-1.64	0.104
	imitation behavior	4.55	0.50	5.00	0.29	-6.31***	0.000
non-verbal behavior	Eye contact	4.28	0.45	4.96	0.32	-9.78***	0.000
	Pointing out	4.02	0.52	4.24	0.54	-2.24	0.028
	a shift in one’s gaze	3.88	0.73	4.76	0.24	-9.66***	0.000
	Facial expression	3.64	0.60	4.85	0.43	-13.01***	0.000
Forming and Maintaining Relationships	following instructions	4.67	0.47	4.23	0.56	4.52***	0.000
	Giving out	3.44	0.50	2.54	0.87	6.51***	0.000
	Helping	3.12	0.57	2.56	0.95	3.63***	0.000
	Sharing the game	2.83	0.64	2.89	0.24	-0.74	0.464
	waiting for one’s turn	4.78	0.60	3.77	0.85	7.17***	0.000