Table 1.

Number of mother-infant dyads, mean age and gender for hearing-impaired, normal-hearing age-matched and normal-hearing experience-matched infants at each testing session.

Session	# of Dyads	Age (in months, s.d.)	Sex
	Hearing-Impaired
3 months post CI stim	25	18.4 (4.3)	M 21, F 4
6 months post CI stim	26	21.6 (4.5)	M 22, F 4
12 months post CI stim	19	27.7 (4.5)	M 16, F 3
	Normal-Hearing Age Matched
1 session	21	18.1 (4.3)	M 13, F 8
2 session	19	21.6 (4.5)	M 12, F 7
3 session	15	27.1 (4.4)	M 8, F 7
	Normal-Hearing Experience Matched
1 session	21	3.1 (0.4)	M 13, F 8
2 session	21	6.1 (0.5)	M 13, F 8
3 session	14	12 (0.3)	M 9, F 5