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. Author manuscript; available in PMC: 2014 Aug 1.
Published in final edited form as: Neurobiol Aging. 2013 Mar 21;34(8):1935–1951. doi: 10.1016/j.neurobiolaging.2013.02.004

Table 1.

Group description

Variable Young (N = 20) Older (N = 19)
Mean SD Range Mean SD
Age 23.7 5.5 18–38 62.1 3.8 13–22
Education (years) 15.1 2.0 12–18 16.4 2.5 57–70
MMSE 29.3 .7 28–30 28.8 1.3 26–30
Depression 10.5 7.1 0–31 6.9 7.2 0–20
Left ear PTA 8.3 4.3 2–18 17.8 7.5 5–32
Right Ear PTA 8.1 6.8 −2–28 19.3 8.6 3–43
Better Ear PTA 4.7 4.1 −2–17 15.8 7.4 3–32