Provided is a pathological condition analysis system that allows anyone to, using voice, estimate a disease by noninvasively carrying out measurement anywhere in a short time in a remarkably easy manner without being known to others. This disease condition analysis system analyzes a pathological condition of a subject. The disease condition analysis system is characterized by being provided with an input means for acquiring voice data of the subject, an estimation means for estimating a disease of the subject on the basis of a voice feature amount extracted from the voice data acquired by the input means, and a display means for displaying the result of estimation by the estimation means, and is characterized in that the voice feature amount includes the loudness of voice.
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