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. Author manuscript; available in PMC: 2022 Jan 1.
Published in final edited form as: Ear Hear. 2021 Nov-Dec;42(6):1656–1667. doi: 10.1097/AUD.0000000000001072

Fig. 1.

Fig. 1.

Audiograms (pure tone thresholds at 0.25, 0.50, 2.00, 4.00, and 8.00K Hz) for groups of participants aged 22–30, 30–55, 55–75, and 75–92 years. Upright and inverted triangles represent group mean thresholds for the right and left ears, respectively.