speech reception threshold

speech recognition threshold (SRT) the minimum intensity in decibels at which a patient can understand 50 per cent of spoken words; used in tests of speech audiometry.

Medical dictionary. 2011.

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  • SRT — sedimentation rate test; selective retina therapy; simple reaction time; sinus node recovery time; sitting root test; Sorbinil Retinopathy Trial; speech reception test; speech reception threshold; spontaneously resolving thyrotoxicosis;… …   Medical dictionary

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  • short increment sensitivity index — (SISI) tones of 1 to 5 decibel increments in intensity and lasting 0.5 second are superimposed on a continuous (carrier) tone of the same frequency at random intervals, the carrier tone being 20 decibels above the speech reception threshold; only …   Medical dictionary

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