Table 1.

Deaf and hard of hearing participants

General			Deafness			Hearing aids / cochlear implants
1	2	3	4	5	6	7	8	9	10	11
	Age	Sex	Level of deafness	Diagnosis	Cause of deafness	Did you ever use hearing aids in the past?	Are you using hearing aids use now?	How well do you understand speech when using hearing aids?	How well are you able to understand speech without seeing the person talking?	Cochlear implant
1	37	F	90 dB	Profound deafness	Medical mistake	Yes	Yes	Well	Poor	No
2	30	F	90–119 dB	Profound deafness	Unknown	Yes	Yes	Moderate	No	No
3	19	F	90–119 dB	Profound deafness	Genetic defect	Yes	No	Moderate	No	No
4	26	F	90–119 dB	Profound deafness	Unknown	Yes	Yes	Moderate	No	No
5	41	M	> 120 dB	Absolute deafness	Unknown	No	No	–	No	No
6	26	M	90–119 dB	Profound deafness	Genetic defect	Yes	No	Poor	No	No
7	42	F	90–119 dB	Profound deafness	Unknown	Yes	Yes	Poor	No	No
8	25	F	90–119 dB	Profound deafness	Unknown	Yes	No	Well	Poor	No
9	24	M	> 120 dB	Absolute deafness	Genetic defect	No	No	–	No	No
10	35	F	115 dB	Profound deafness	Genetic defect	Yes	Yes	Poor	No	No
11	30	M	90–119 dB	Profound deafness	Unknown	Yes	Yes	Poor	Moderate	No
12	21	M	90–119 dB	Profound deafness	Unknown	Yes	Yes	Well	Moderate	No
13	23	M	90–119 dB	Profound deafness	Unknown	Yes	No	Well	No	No
14	21	F	100 dB	Profound deafness	Unknown	Yes	Yes	Well	Poor	No
15	34	M	> 120 dB	Absolute deafness	Genetic defect	No	No	–	No	No
16	23	M	85–90 dB	Profound deafness	Genetic defect	Yes	No	Well	Well	No
17	23	F	90–119 dB	Profound deafness	Genetic defect	Yes	No	Moderate	No	No
18	31	F	90–119 dB	Profound deafness	Genetic defect	Yes	No	Well	Poor	No
19	40	F	90–119 dB	Profound deafness	Unknown	Yes	Yes	Poor	No	No
20	34	F	90–119 dB	Profound deafness	Genetic defect	No	No	–	No	No
21	29	M	90–119 dB	Profound deafness	Genetic defect	Yes	Yes	Poor	No	No

Options for question 9: poor, moderate, good, very good. For question 10: not at all, poor, moderate, good, very good. scale of possible answers for question 12: none, poor, moderate, good, fluent. For questions 13 and 15: never, rarely, sometimes, often, all the time.