There is a clear trend in Fig. 14 where the total time in noise drops from approximately 37% at 50 to 59 years of age down to only 21% in the 90+ age range.
1
—
—
There is a clear trend in Fig. 14 where the total time in noise drops from approximately 37% at 50 to 59 years of age down to only 21% in the 90+ age range.