NL-OMON35308已完成不适用
nderstanding the preference for noise reduction in hearing aids: untangling the perceptual effects of speech distortion and residual noise - Sound quality of noise reduction
适应症
试验速览
- 阶段
- 不适用
- 状态
- 已完成
- 入组人数
- 50
研究概览
简要总结
暂无简介。
研究设计
- 研究类型
- Observational
入排标准
- 年龄范围
- 18 至 99（—）
入选标准
- •- Aged 18 years or older
- •- Native speaker of the Dutch language;- Normal hearing subjects:
- •o hearing thresholds of 20 dB hearing level or better for all octave frequencies between 250 and 8000 Hz
- •- Subjects with mild to moderate flat sensorineural hearing loss:
- •o hearing threshold between 40 and 60 dB hearing level at 4 kHz
- •o air-bone gap * 15 dB
- •o no more than 25 dB difference between the maximum and minimum hearing thresholds between 500 and 4000 Hz
- •- Subjects with mild to moderate sloping sensorineural hearing loss:
- •o hearing threshold between 40 and 60 dB hearing level at 4 kHz
- •o air-bone gap * 15 dB
- •o more than 25 dB difference between the maximum and minimum hearing thresholds between 500 and 4000 Hz
排除标准
- •-Pure tone hearing thresholds do not meet the specified criteria
- •-Not native speaker Dutch
研究者
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