聽(tīng)力損失的計(jì)算
基礎(chǔ)醫(yī)學(xué)

        單耳聽(tīng)力損失計(jì)算法:取該耳語(yǔ)音頻率500Hz、1000Hz及2000Hz純音氣導(dǎo)聽(tīng)閾均值。若聽(tīng)閾超過(guò)100dBHL,仍按100dBHL計(jì)算,若所得均值不是整數(shù),則四舍五入為整數(shù)。雙耳聽(tīng)力損失計(jì)算法:聽(tīng)力較好一耳朵的語(yǔ)音頻率氣導(dǎo)聽(tīng)閾均值(PTA)×4加聽(tīng)力較差耳    （共 204 字）     [閱讀本文] >>