Related Experiment Video
Updated: May 26, 2026
04:04
Asthma Detection Research Based on Voice Signal Processing and Machine Learning
Published on: July 22, 2025
A new voice rating tool for clinical practice.
James Gould1, Jessica Waugh, Paul Carding
1Department of Medical Physics, Freeman Hospital, Newcastle upon Tyne, United Kingdom.
Journal of Voice : Official Journal of the Voice Foundation
|January 3, 2012
Summary
The new Newcastle Audio Ranking (NeAR) test offers a reliable method for assessing voice quality, showing excellent agreement with existing scales and sensitivity to subtle voice differences for both experts and naive raters.
Area of Science:
- Speech and Hearing Sciences
- Acoustic Analysis
- Voice Disorders
Background:
- Perceptual voice quality assessment is crucial but faces challenges in reliable measurement.
- Existing methods require objective and user-friendly tools for comprehensive voice analysis.
Purpose of the Study:
- Introduce and evaluate the Newcastle Audio Ranking (NeAR) test, a novel referential system for voice parameter rating.
- Assess the validity, reliability, and sensitivity of the NeAR test.
Main Methods:
- 15 male and 15 female voices were rated by 5 expert and 11 naive raters using the NeAR test.
- Validity was assessed against the GRBAS scale, alongside interrater reliability and sensitivity to subtle voice changes.
- Performance differences between expert and naive raters were analyzed.
Main Results:
- The NeAR test demonstrated excellent agreement with the GRBAS scale (r=0.87) and high interrater reliability (ICC=0.86).
- Good interrater agreement was maintained for individual GRBAS grades, indicating sensitivity to subtle voice variations.
- These findings were consistent across both expert and naive rater groups.
Conclusions:
- The NeAR test is a promising and reliable tool for the assessment of voice quality.
- Its effectiveness is validated for both expert and naive users in identifying voice disorders.
Related Concept Videos
01:20Assessment of Ventilation I: Respiratory Rate
Assessment of Ventilation
A Ventilation assessment is critical for monitoring a patient's health status. Respiration, one of the most accessible vital signs, provides insights into the function of numerous body systems and can indicate serious health issues, such as brainstem injuries from head trauma.
Critical Guidelines for Assessing Ventilation:
A Ventilation assessment is critical for monitoring a patient's health status. Respiration, one of the most accessible vital signs, provides insights into the function of numerous body systems and can indicate serious health issues, such as brainstem injuries from head trauma.
Critical Guidelines for Assessing Ventilation:
01:28Physical Assessment of the Respiratory Tract IV: Auscultation
Auscultation is a crucial component of the physical assessment of the respiratory tract. It offers valuable insights into airflow through the bronchial tree and potential lung obstructions. This process involves careful listening to breath, voice, and adventitious sounds, which can reveal a wealth of information about a patient's respiratory health.
Breath Sounds
Breath sounds are categorized into vesicular, bronchovesicular, and bronchial.
Breath Sounds
Breath sounds are categorized into vesicular, bronchovesicular, and bronchial.
01:29Assessment of Ventilation II: Respiratory Depth and Rhythm
Respiratory Depth
Respiratory depth measures the volume of air inhaled or exhaled during a breath. It can vary from shallow to deep and typically remains consistent when a person is at rest or asleep. Occasionally, individuals will automatically inhale deeply, known as sighing, which inflates the lungs with more air than normal breathing.
To assess respiratory depth, observe the degree of chest excursion or movement:
Respiratory depth measures the volume of air inhaled or exhaled during a breath. It can vary from shallow to deep and typically remains consistent when a person is at rest or asleep. Occasionally, individuals will automatically inhale deeply, known as sighing, which inflates the lungs with more air than normal breathing.
To assess respiratory depth, observe the degree of chest excursion or movement:
01:15Nursing Evaluation
The evaluation stage signals the end of the nursing process. The nurse gathers evaluative data to assess whether or not the patient has attained the expected results. Whereas the nurse collects data in the nursing assessment to identify the patient's health concerns, the evaluation stage data determines if the indicated health issues are resolved. Evaluative data collection includes two sections: the data acquired to evaluate patient outcomes and the time criteria for data collection.
Section...
Section...
01:25Assessment of the Cardiovascular System IV: Auscultation
Cardiac auscultation is a clinical skill used to assess heart function and detect abnormalities. It involves listening to heart sounds at specific anatomical locations through a stethoscope.
Normal Heart Sounds
S1 (First Heart Sound)-
S1 is made by the closure of the mitral and tricuspid valves (atrioventricular valves), marking the beginning of systole.
S2 (Second Heart Sound)-
S2 is made by the closure of the aortic and pulmonic valves (semilunar valves), marking the end of the systole.
Normal Heart Sounds
S1 (First Heart Sound)-
S1 is made by the closure of the mitral and tricuspid valves (atrioventricular valves), marking the beginning of systole.
S2 (Second Heart Sound)-
S2 is made by the closure of the aortic and pulmonic valves (semilunar valves), marking the end of the systole.
01:19Standards of Care II
Nurses bear specific legal responsibilities under several federal statutes, including: