Effect of low-frequency gain and venting effects on the benefit derived from directionality and noise reduction in hearing aids
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Date
2007-11Author
Keidser, Gitte
Carter, Lyndal
Chalupper, Josef
Dillon, Harvey
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AI-DI = articulation index weighted directivity index, ANOVA = analysis of variance, BKB = Bamford-Kowal-Bench sentences, BTE = Behind-the-ear, CD = Compact Disc, DI = directivity index, famplified = frequency at which the amplified region begins, fvent = frequency at which the vent stops transmitting sounds into the ear, HTL = Hearing threshold level, ITE = In-the-ear, ITC = In-the-canal, KEMAR = Knowles Electronics Manikin for Acoustic Research, MPO = Maximum power output, OE/i/ = Occlusion effect for the vocalised /i/ sound, REIG = Real-ear insertion gain, REOIG = Real-ear occluded insertion gain, REOIGown = Real-ear occluded insertion gain for own voice, REUG = Real-ear unaided gain, RMS = Root mean square, SPL = Sound pressure level, SNR = Signal-to-noise ratio, W = Kendall coefficient of concordance, WDRC = Wide dynamic range compression