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. Author manuscript; available in PMC: 2011 Nov 7.
Published in final edited form as: Ear Hear. 2009 Oct;30(5):613–627. doi: 10.1097/AUD.0b013e3181b00d90

Table 1.

Sample size (N), gender (male, M; female, F), age (mean, M, and standard deviation, SD, in years), ear used in training/testing (right, R; left, L), and high-frequency pure-tone average (HFPTA: 1000, 2000 and 4000 Hz; M, SD) for the participants in each group (YNH = young adults with normal hearing; OHI = older adults with impaired hearing) and training protocol in this study.

Age (y) HFPTA (dB HL)
Group Protocol N Gender M SD Test Ear M SD
YNH 1 9 7F, 2M 20.3 3.1  9R, 0L 6.3 3.8
YNH 2 11 7F, 4M 20.8 3.1 11R, 0L 4.5 3.7
OHI 1 10 3F, 7M 70.2 6.8 8R, 2L 31.0 9.6
OHI 2 6 1F, 5M 72.8 7.6 6R, 0L 26.4 14.1