Event-Related Potentials to an English/Spanish Syllabic Contrast in Mexican 10–13-Month-Old Infants

Table 2

(a) Group Comparison between Spanish learning (Mexican) and English-learning (American) infants. (b) Mexican and American P- and N-responders to Foreign Contrast Subgroups.

(a)

Group results; Mexican 𝑁=18/American 𝑁=28	Contrast and phonetic status	ERP component P150–250 comparison	ERP component N250–550 comparison
Mexican infants	/ta/versus [t^ha]	F(1,17) = 6.29, 𝑃=0.02	N/S
(this study)	FOREIGN	partial η ^2 = 0.270, OP = 0.830
American infants	/ta/versus [t^ha]	N/S	F(1,27) = 38.57, 𝑃=0.001
[20]	NATIVE		partial η ^2 = 0.588, OP = 1.0
Mexican infants	/ta/versus/da/	N/S	F(1,17) = 6.29, 𝑃=0.02
(this study)	NATIVE		partial η ^2 = 0.270, OP = 0.658
American infants	/ta/versus/da/	N/S	N/S
[20]	FOREIGN

(b)

Sub group results; Mexican 𝑁=18/American 𝑁=24	Foreign contrast	P-responders	N-responders
Mexican infants; (this study)	/ta/ versus [t^ha]	F(1,10) = 29.307,; P = 0.001**	F(1,6) = 5.5,; P = 0.058
		partial η ^2 = 0.746,; OP = 0.988	partial η ^2 = 0.476,; OP = 0.5
American infants; [20]	/ta/ versus /da/	F(1,12) = 26.41,; P = 0.001**	F(1,10) = 16.44,; P = 0.001**
		partial η ^2 = 0.705,; OP = 0.966	partial η ^2 = 0.558