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December 1974


Arch Otolaryngol. 1974;100(6):481. doi:10.1001/archotol.1974.00780040495021

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To the Editor.—I am pleased to see the publication of Dr. Olsen's paper "Comparison of One New and Three Old Tests of Auditory Adaptation" (Archives 99:94-99, 1974). Although his method is no longer new in our center, I would like to emphasize my support of his statement that a tone decay test beginning at 20 dB SL is preferred. It has been more than five years since I started to utilize the tone decay test beginning at 20 dB SL. It is based on our unpublished study on a comparison of Hood's and Carhart's methods, which showed no or little difference in the end results. It is also based on the fact that the decay of up to 25 dB is inconclusive for a lesional diagnosis. It is true, as the authors pointed out, that the 20 to 25 dB SL procedure is easier for the patient and results

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