[Fitting column] How to understand the speech banana picture?

Pure tone audiograms are generally represented by a block diagram. The horizontal axis represents the frequency of the sound (that is, the pitch of the sound, in Hz). From left to right, the pitch of the sound goes from low to high.The vertical axis represents the intensity of the sound (that is, the size of the sound, in decibels), from top to bottom, the sound is from small to large.Through the hearing threshold test, we can understand the distribution of the patient’s high, medium and low frequency residual hearing.In other words, the banana chart is a key indicator to measure whether a person’s auditory communication is good in daily communication.

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