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. Author manuscript; available in PMC: 2019 Sep 1.
Published in final edited form as: Ear Hear. 2018 Sep-Oct;39(5):863–873. doi: 10.1097/AUD.0000000000000542

Figure 1.

Figure 1

Model estimated mean DPOAE level (top panel) and noise level (bottom panel) in normal hearing infants at Visits 1–4, denoted by the mean ages of: 1, 2, 6, 9, and 12 months, as a function of DPOAE f2 frequency. Brackets represent the 95% confidence intervals and were offset horizontally for visualization purposes.