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有机嗓音障碍中倒谱峰值突出度与传统声学测量与自评量表的关系

The Relationship Between Cepstral Peak Prominence and Traditional Acoustic Measures with Self- Assessment Scales in Organic Voice Disorders.

临床研究咽喉科IF 1.5Q3

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中文摘要

倒谱峰值突出度(CPP)已成为评估发声困难的有用声学指标;然而,其在有机嗓音障碍个体中与自我报告嗓音结局的关系仍不清楚。这项回顾性横断面研究调查了声学参数——包括基频微扰(jitter)、振幅微扰(shimmer)、谐噪比(HNR)和CPP——与患者报告的嗓音障碍和嗓音疲劳测量之间的关联。使用嗓音障碍指数-10(VHI-10)和嗓音疲劳指数(VFI)对51名诊断为有机嗓音障碍的成年人的数据进行了分析。使用持续/a/发声和CAPE-V句子提取声学测量值。经过多重比较校正后,发现VHI-10评分与jitter和shimmer之间存在显著正相关,而HNR显示显著负相关。从持续/a/发声得出的CPP与VHI-10呈中度负相关,而从连续言语得出的CPP未显示有意义的关联。声学测量与VFI总分或其子量表评分之间未观察到显著关系。这些发现表明,从持续发声得出的CPP可能反映感知嗓音障碍的某些方面,但似乎不能捕捉有机嗓音障碍个体中嗓音疲劳的独特且多维的体验。因此,倒谱、传统声学和患者报告的测量应被解释为多维嗓音评估的互补组成部分。

英文摘要

Cepstral Peak Prominence (CPP) has emerged as a useful acoustic indicator in the evaluation of dysphonia; however, its relationship with self-reported voice outcomes in individuals with organic voice disorders remains unclear. This retrospective cross-sectional study investigated the associations between acoustic parameters-including jitter, shimmer, harmonic-to-noise ratio (HNR), and CPP-and patient-reported measures of voice handicap and vocal fatigue. Data from 51 adults diagnosed with organic voice disorders were analyzed using the Voice Handicap Index-10 (VHI-10) and the Vocal Fatigue Index (VFI). Sustained /a/ phonation and CAPE-V sentences were used to extract acoustic measures. After adjustment for multiple comparisons, significant positive correlations were found between VHI-10 scores and jitter and shimmer, while HNR showed a significant negative correlation. CPP derived from sustained /a/ phonation demonstrated a moderate negative correlation with VHI-10, whereas CPP derived from connected speech showed no meaningful associations. No significant relationships were observed between the acoustic measures and VFI total or its subscales scores. These findings suggest that, CPP derived from sustained phonation may reflect certain aspects of perceived voice handicap but does not appear to capture the distinct and multidimensional experience of vocal fatigue in individuals with organic voice disorders. Cepstral, traditional acoustic, and patient-reported measures should therefore be interpreted as complementary components of multidimensional voice assessment.