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The Prevalence of Speech and Language Disorders in French-Speaking Preschool Children from Yaoundé (Cameroon)
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Oyono, Lilly Tchoungui; Pascoe, Michelle; Singh, Shajila – Journal of Speech, Language, and Hearing Research, 2018
Purpose: The purpose of this study was to determine the prevalence of speech and language disorders in French-speaking preschool-age children in Yaoundé, the capital city of Cameroon. Method: A total of 460 participants aged 3-5 years were recruited from the 7 communes of Yaoundé using a 2-stage cluster sampling method. Speech and language…
Descriptors: Language Impairments, Incidence, Speech Impairments, Foreign Countries
The Prevalence of Speech Disorders among University Students in Jordan
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Alaraifi, Jehad Ahmad; Amayreh, Mousa Mohammad; Saleh, Mohammad Yusef – College Student Journal, 2014
Problem: There are no available studies on the prevalence, and distribution of speech disorders among Arabic speaking undergraduate students in Jordan. Method: A convenience sample of 400 undergraduate students at the University of Jordan was screened for speech disorders. Two spontaneous speech samples and an oral reading of a passage were…
Descriptors: Foreign Countries, Speech Impairments, Semitic Languages, Undergraduate Students
Prevalence and Severity of Voice and Swallowing Difficulties in Mitochondrial Disease
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Read, Jennifer L.; Whittaker, Roger G.; Miller, Nick; Clark, Sue; Taylor, Robert; McFarland, Robert; Turnbull, Douglass – International Journal of Language & Communication Disorders, 2012
Background: Mutations of mitochondrial DNA (mtDNA) cause a broad spectrum of clinical phenotypes. Anecdotal evidence suggests that voice and swallow problems are a common feature of these diseases. Aims: To characterize accurately the prevalence and severity of voice and swallow problems in a large cohort of patients with mitochondrial disease.…
Descriptors: Diseases, Incidence, Severity (of Disability), Voice Disorders
An Investigation into the Prevalence of Voice Strain in Chinese University Teachers
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Zhou, Gang; Niu, Xiaochun – Journal of Pan-Pacific Association of Applied Linguistics, 2015
Vocal disorders are a very common occupation-related disease in teachers, though it has never been given enough attention in China. As a result, the occupational health care of professional voice users is surprisingly, undeveloped compared to the attention given to occupational hearing disorders or many other occupational symptoms. The aim of the…
Descriptors: Self Concept, Voice Disorders, Questionnaires, Incidence
Quality of "Glottal" Stops in Tracheoesophageal Speakers
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van Rossum, M. A.; van As-Brooks, C. J.; Hilgers, F. J. M.; Roozen, M. – Clinical Linguistics & Phonetics, 2009
Glottal stops are conveyed by an abrupt constriction at the level of the glottis. Tracheoesophageal (TE) speakers are known to have poor control over the new voice source (neoglottis), and this might influence the production of "glottal" stops. This study investigated how TE speakers realized "glottal" stops in abutting words…
Descriptors: Foreign Countries, Acoustics, Speech Impairments, Voice Disorders
The Prevalence of Stuttering, Voice, and Speech-Sound Disorders in Primary School Students in Australia
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McKinnon, David H.; McLeod, Sharynne; Reilly, Sheena – Language, Speech, and Hearing Services in Schools, 2007
Purpose: The aims of this study were threefold: to report teachers' estimates of the prevalence of speech disorders (specifically, stuttering, voice, and speech-sound disorders); to consider correspondence between the prevalence of speech disorders and gender, grade level, and socioeconomic status; and to describe the level of support provided to…
Descriptors: Foreign Countries, Incidence, Voice Disorders, Stuttering