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. Author manuscript; available in PMC: 2016 Jun 9.
Published in final edited form as: Ear Hear. 2010 Oct;31(5):587–598. doi: 10.1097/AUD.0b013e3181e0381d

TABLE 1.

Test–retest reliability of wideband ear-canal measures

Frequency (Hz) 2–3 Mo
5–9 Mo
Adults
X R ER n X R ER n X R ER n
281   0.24 0.10 0.44 68 0.32 0.28 0.26 64 0.71 0.65 0.84     3
364   0.32 0.55 0.53 79 0.30 0.49 0.37 66 0.11 0.16 0.95 101
458   0.43 0.57 0.55 82 0.44 0.47 0.23 72 0.70 0.20 0.43 128
578   0.40 0.48 0.40 82 0.43 0.41 0.26 72 0.68 0.16 0.62 133
728   0.31 0.57 0.42 82 0.47 0.33 0.26 73 0.68 0.28 0.69 134
917   0.45 0.71 0.52 82 0.61 0.71 0.36 73 0.75 0.45 0.67 136
1155 0.44 0.80 0.57 82 0.68 0.67 0.44 73 0.76 0.52 0.58 136
1455 0.52 0.77 0.56 82 0.66 0.55 0.34 73 0.74 0.51 0.64 135
1834 0.59 0.60 0.40 82 0.61 0.48 0.31 73 0.68 0.56 0.62 135
2311 0.48 0.67 0.16 82 0.58 0.30 0.36 73 0.68 0.44 0.51 135
2911 0.29 0.53 0.33 82 0.59 0.14 0.43 73 0.65 0.31 0.39 135
3668 0.06 0.54 0.18 82 0.58 0.27 0.44 73 0.69 0.61 0.30 135
4622 0.38 0.56 0.39 81 0.54 0.09 0.30 71 0.72 0.51 0.37 132
5823 0.39 0.43 0.39 80 0.43 0.05 −0.05 66 0.58 0.56 0.28   94
7336 0.57 0.21 0.18 50 0.30 0.04 −0.10 48 0.69 0.61 0.37   61

Significant (p < 0.05) correlations are in bold.

R, resistance; X, reactance; ER, energy reflectance; n, no. subjects.