Table 3.

Description of generalized estimating equations models for joint attention.

Covariates	Joint Attention Full Physical Prompt				Joint Attention Partial Physical Prompt				Joint Attention Gestural Prompt				Independent Joint Attention
	Estimate	95% Confidence Interval		p	Estimate	95% Confidence Interval		p	Estimate	95% Confidence Interval		p	Estimate	95% Confidence Interval		p
Male	1.415	−4.206	7.035	0.622	1.379	−6.053	8.810	0.716	0.911	−4.822	6.644	0.756	−1.820	−5.574	1.934	P
Vineland	−0.057	−0.349	0.236	0.705	0.001	−0.316	0.319	0.993	−0.007	−0.277	0.262	0.957	0.218	0.061	0.375	0.342
IQ	−0.222	−0.723	0.280	0.386	−0.471	−0.962	0.020	0.060	0.282	−0.200	0.763	0.252	0.354	0.093	0.614	0.006
Age	−0.023	−0.344	0.298	0.888	−0.246	−0.495	0.004	0.054	0.057	−0.245	0.359	0.712	0.242	0.072	0.412	0.008
Training	−0.022	−0.202	0.158	0.811	0.022	−0.175	0.219	0.825	0.047	−0.138	0.233	0.616	0.080	−0.028	0.188	0.005
Time	−0.449	−0.584	−0.315	<0.001	−0.066	−0.181	0.049	0.258	0.162	−0.035	0.359	0.107	0.251	0.046	0.457	0.017