Table 1.

Participant demographics.

ID	Group	Age (years)	Gender	Age IDa (months)	Hearing ageb (months)	Management		Sensorineural hearing loss severity			CGc HLd
						Re	Lf		R	L		1	2
1	1	2.4	Fg	4	25	CIh	CI		Sev-Profi	Sev-Prof		No	No
2	1	4.8	F	36	36	CI	CI		Mod-Sevj	Mod-Sev		No	No
5	1	3.7	Mk	0	4	CI	CI		Profoundl	Profound		No	No
3	2	11.3	F	0	6	CI	CI		Profound	Profound		No	No
4	2	9.3	M	0	4	CI	CI		Profound	Profound		Yes	No
6	2	12.4	F	N/Am	N/A	None	None		NHn	NH		No	No
7	2	7.3	M	N/A	N/A	None	None		NH	NH		No	No
8	2	7.0	M	N/A	N/A	None	None		NH	NH		Yes	N/A

^aAge ID: age of diagnosis of hearing loss.

^bHearing age: age of cochlear implantation.

^cCG: caregiver.

^dHL: hearing loss.

^eR: right.

^fL: left.

^gF: female.

^hCI: cochlear implant.

ⁱSev-Prof: severe to profound hearing loss (>70 dB to 91 dB HL).

^jMod-Sev: moderate-to-severe hearing loss (>40 dB to 70 dB HL).

^kM: male.

^lProfound: Profound hearing loss (>91 dB HL).

^mN/A: not applicable.

ⁿNH: normal hearing.