Table 1.

Participant Demographics.

Participant	Gender	Age (years)	Implantaton Age (years)	Side of Implant	Hearing Aid	Etiology of Hearing Loss	MMSE (T score)	Better ear PTA (dB HL)	Word Recognition (% correct)	NCIQ (total score)
1	F	62	54	B	N	Genetic	50	105	96	465
2	F	64	62	R	Y	Genetic, progressive as adult	50	75	76	460
3	M	64	61	L	N	Noise, Meniere's	50	80	78	455
4	F	64	58	R	Y	Genetic, progressive as adult	44	105	84	483
6	M	67	65	R	N	Genetic, progressive as adult	30	84	80	440
7	M	56	52	B	N	Rubella, progressive	43	105	46	485
8	F	54	48	R	Y	Genetic, progressive	55	105	72	338
9	M	77	67	L	N	Genetic, progressive	50	93	58	358
11	M	88	83	R	Y	Progressive as adult	50	88	38	335
16	F	61	59	R	N	Progressive as adult	35	105	68	380
18	F	75	63	R	N	Genetic, progressive as adult	43	95	56	445
19	F	73	67	L	N	Genetic, autoimmune	56	105	68	433
20	M	76	74	L	N	Ear infections	38	105	50	425
21	M	80	58	L	Y	Meniere's	50	69	58	330
23	F	79	73	R	N	Progressive as adult	56	86	92	403
24	F	58	53	B	N	Progressive as adult	50	105	88	295
25	M	57	56	R	Y	Autoimmune, sudden	57	76	84	310
26	M	53	50	B	N	Noise, progressive as adult	50	98	92	489
29	F	59	58	R	N	Sudden hearing loss	37	80	44	245
30	M	80	79	R	Y	Progressive as adult	50	66	58	340
31	F	66	62	L	Y	Progressive as child and adult	50	84	52	303
32	M	68	67	L	Y	Progressive as adult	29	73	68	308
34	M	59	54	L	Y	Meniere's, noise	43	81	80	233

PTA: Unaided four‐tone pure tone average at .5, 1, 2, and 4 kHz.

B = both; F = female; L = left; M = male; MMSE = Mini‐Mental State examination; N = No; NCIQ = Nijmegen Cochlear Implant Questionnaire; PTA = pure tone average; R = right; Y = yes.