Prevalence of stuttering and cluttering in adults with mental handicaps.
A survey (involving questionnaire, screening and assessment procedures) of 793 adults with mental handicaps revealed that 6.3% of the population had ideopathic dysfluencies. Issues in the differential diagnosis between stuttering, cluttering and other dysfluency are considered, and the contaminating factors involved in this diagnosis discussed.
Stansfield
J
J
Speech Therapy Department, Queen Margaret College, Edinburgh, Scotland.
D000293:Adolescent; D000328:Adult; D000368:Aged; D000369:Aged, 80 and over; D001184:Articulation Disorders / Q000175:diagnosis / Q000453:epidemiology*; D003430:Cross-Sectional Studies; D004314:Down Syndrome / Q000150:complications; D004495:Education of Persons with Intellectual Disabilities; D005260:Female; D006801:Humans; D015994:Incidence; D008607:Intellectual Disability / Q000150:complications*; D008297:Male; D008875:Middle Aged; D013062:Speech Articulation Tests; D013342:Stuttering / Q000175:diagnosis / Q000453:epidemiology*