Although the emotions and learning based on emotional reaction are individual-specific, main features consistent among all people. Depending states of persons, various physical physiological changes can be observed in pulse breathing, blood flow velocity, hormonal balance, sound properties, face expression hand movements. The diversity, size grade these shaped by different states. Acoustic anal...

BACKGROUND Injury of the inferior laryngeal nerve is not the only cause of voice alteration after thyroidectomy; many patients notice minimal changes immediately after operation, without evidence of inferior laryngeal nerve damage. We hypothesized that there may be other causes for voice modification, such as injuries of the superior laryngeal nerve, prethyroid strap muscles, and cricothyroid m...

BACKGROUND AND OBJECTIVES Voice abnormality is a frequent finding in school age children born at <25 weeks' gestation in Western Australia. The objective of this study was to determine the frequency of voice abnormality, voice-related quality of life, and demographic and intubation factors in this population. METHODS Survivors <25 weeks' gestational age in Western Australia born from 1996 to ...

Ten subjects with adductor spasmodic dysphonia participated in a study examining the effects of an acupuncture treatment protocol on their voice disorder. Treatment consisted of eight sessions, and it was designed and performed by two physicians certified in acupuncture. Voice characteristics were evaluated pretreatment and posttreatment using the CSL Motor Speech Profile (MSP), Unified Spasmod...

This thesis presents new parameters based on the HOS (Higher-Order Statistics) analysis to improve the classification performance of a multi-stage pathological voice assessment system. Automatic pathological diagnosis is a field which still demands further investigation mainly due to the difficulty in quantifying or standardizing the speech pathologists’ diagnoses. In recent years, various spee...

Neurofibromatosis type 1 (NF1) is an autosomal dominant neurocutaneous disorder caused by mutations in the NF1 gene, which is located at the long arm of chromosome 17. Major characteristics include multiple café-au-lait spots and neurofibromas. Voice abnormalities have been reported to occur in this patient group. However, most studies relied on subjective measurements only. The present study r...

To examine the frequency and adverse effects of voice disorders on job performance and attendance in teachers and the general population, 2,401 participants from Iowa and Utah (n1 = 1,243 teachers and n2 = 1,279 nonteachers) were randomly selected and were interviewed by telephone using a voice disorder questionnaire. Teachers were significantly more likely than nonteachers to have experienced ...