. 2020 Nov 24;10(12):904. doi: 10.3390/brainsci10120904

Table 7.

Results of Mixed Linear Models.

	Beta	T	P-Value (T)	Wald F	P-Value (W)	Chi ² (Baseline Model)	Marginal R²	BIC
Model 1: Structuring						X² (6) = 9.364, p = 0.009	0.485	55.365
Intercept	1.900	t(25,474) = 2.340	p = 0.027	F (27.315) = 5.344	p = 0.029
Predictor 1: time	0.718	t(12.196) = 9.954	p < 0.0001	F (14.543) = 96.451	p < 0.0001
Predictor 2: Psi–Difficult Child	0.016	t(24.079) = 2.255	p = 0.034	F (26.096) = 4.531	p = 0.043
Age caregiver	0.050	t(21.529) = 2.510	p = 0 0.020	F (23.798) = 6.226	p = 0.020
Model 2: Non Intrusiveness						X² (5) = 26.709, p < 0.0001	0.400	101.400
Intercept	4.090	t(46.979) = 21.277	p < 0.0001	F (47.394) = 429.756	p < 0.0001
Predictor 1: Time	0.771	t(26.111) = 7.045	p < 0.0001	F (28.052) = 48.834	p < 0.0001
Predictor 2: GMDS–Language and Communication	0.008	t(50.000) = 2.677	p = 0.010	F (50.000) = 6.610	p = 0.013
Model 3: language and communications scale						X²(5) = 16.218, p = 0.0003	0.164	508.120
Intercept	47.218	t(41.660) = 8.046	p < 0.0001	F (41.157) = 63.895,	p < 0.0001
Predictor 1: Time	8.186	t(29.848) = 1.526	p = 0.138
Predictor 2: Child symbolic play	104.376	t(46.240) = 2.810	p = 0.008	F (45.987) = 7.321,	p = 0.010
Model 4: child Responsiveness						X² (5) = 10.086, p = 0.001	0.260	118.020
Intercept	2.947	t(46.702) = 13.129	p < 0.0001	F (47.260) = 163.592	p < 0.0001
Predictor 1: Time	3.22	t(25.642) = 2.504	p = 0.019	F (28.093) = 28.093	p = 0.019
Predictor 3: GMDS-Language and communication scale	0.011	t(49.983) = 3.389	p = 0.001	F (49.986) = 10.590	p = 0.002