Table 4.

Fourteen-month language score, in relation to media exposure and verbal media interaction considered in simultaneous models

Predictor Variable	Outcome variable	Model 1a		Model 2		Model 3
		β (S.E.)	R2	β (S.E.)	R2	β (S.E.)	R2
Total language	Media exposure ≥60 min	−0.17 (0.06)**	0.05	−0.18 (0.06)**	0.15	−0.13 (0.06)*	0.21
	Media verbal interactions	0.14 (0.06)*		0.14 (0.06)*		0.07 (0.06)
	Cognitive Stimulation	N/A		N/A		0.27 (0.07)***
Receptive language	Media exposure ≥60 min	−0.20 (0.06)***	0.05	−0.20 (0.06)***	0.14	−0.16 (0.06)**	0.17
	Media verbal interactions	0.07 (0.06)		0.08 (0.06)		0.03 (0.06)
	Cognitive Stimulation	N/A		N/A		0.20 (0.07)**
Expressive Language	Media exposure ≥60 min	−0.09 (0.06)	0.04	−0.10 (0.06)t	0.11	−0.05 (0.06)	0.16
	Media verbal interactions	0.16 (0.06)**		0.16 (0.06)*		0.10 (0.06)
	Cognitive Stimulation	N/A		N/A		0.26 (0.07)***

^*p<0.05;

^**p<0.01;

^***p<0.001;

^tp<0.10.

^aSee statistical analysis section for Model definitions.