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临床试验/NCT03692494
NCT03692494撤回不适用

The Effects of Adding Expiratory Muscle Strength Training in Voice Therapy

University of Miami2 个研究点 分布在 1 个国家目标入组 120 人开始时间: 2025年4月1日最近更新:
适应症

试验速览

阶段
不适用
状态
撤回
入组人数
120
试验地点
2
主要终点
Maximum expiratory pressure

研究概览

简要总结

Evaluate if adding expiratory muscle strength training to traditional voice therapy for individuals with dysphonia due to glottal insufficiency improves maximal expiratory pressure, acoustic and aerodynamic measures (i.e. amplitude, maximum phonation time, peak expiratory flow), and voice related quality of life.

研究设计

研究类型
Interventional
分配方式
Randomized
干预模型
Parallel
主要目的
Treatment
盲法
Double (Participant, Outcomes Assessor)

入排标准

年龄范围
18 Years 至 —(Adult, Older Adult)
性别
All
接受健康志愿者

入选标准

  • Individuals with glottic insufficiency.
  • Adequate cognition evidenced by score of 24 or higher on the Mini-Mental State Examination (MMSE) survey to determine if the subject has the mental capacity to participate in therapy
  • Completed voice combination evaluation with speech pathologists and otolaryngologist.
  • Individuals 18 years of age or older

排除标准

  • Adults unable to consent
  • Non English or Spanish speakers
  • Pregnant women
  • Prisoners
  • Individuals with significant uncontrolled chronic and progressive respiratory diseases including COPD, interstitial lung disease, and cystic fibrosis.
  • Individuals with uncontrolled blood pressure.
  • Individuals with significant GI disease and/or gastroesophageal surgery with the exception of well-controlled GERD.
  • Individuals with a history of abdominal hernia.
  • Individuals with difficulty complying due to neuropsychological dysfunction (e.g., severe depression, psychosis).
  • Individuals with other neurological disorders and/or neuromuscular disease other than Parkinson's Disease

结局指标

主要结局

Maximum expiratory pressure

时间窗: 16 weeks

Maximum expiratory pressure, in cm of H2O, will be measured to evaluate how much pressure a participant can blow into a respiratory pressure meter.

Amplitude

时间窗: 16 weeks

Amplitude of voice, in decibels, will be measured using Voice Range Profile on Kay Pentax CSL and will be compared to gender matched normative values for normal and loud volumes.

次要结局

  • Dynamic pitch range(16 weeks)
  • Voice Handicap Index(16 weeks)
  • Peak expiratory flow rate(16 weeks)
  • Cepstral Peak Prominence (CPP)(16 weeks)
  • Cepstral spectral index of dysphonia (CSID)(16 weeks)
  • Fundamental frequency(16 weeks)
  • Maximum phonation time(16 weeks)

研究者

申办方类型
Other
责任方
Principal Investigator
主要研究者

Adam Lloyd

Speech Pathologist

University of Miami

研究点 (2)

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