Over-the-Counter Hearing Aids: A Lost Decade for Change

Table 2

Estimated hearing thresholds of elderly people based on Stenklev and Laukli data [23].

	Frequency (Hz)
	250	500	1000	2000	3000	4000
Estimated hearing threshold (dB HL)	23.4	23.6	27.1	38.1	51.8	55.8

Note. These values show mean hearing thresholds of elderly people aged 60 or above, including both male and female and left and right ears.