OBJECTIVE The objective of the study was to evaluate factors predisposing to occupational dysphonia in a group of professional voice users. MATERIAL AND METHODS The study involved 374 patients treated in the Clinic of Otolaryngology and the Phoniatric Outpatient Clinic, Department of Otolaryngology, Medical University of Białystok in 1999--2001. Group I consisted of 309 patients qualified as ...

UNLABELLED Children dysphonia studies have reported an incidence of 4.4 to 30.3%. GOALS To establish the prevalence of dysphonia in children, based on the opinion of the parents, acoustic and vocal-perceptual assessments, associated symptoms, risk factors and videolaryngoscopy findings. MATERIALS AND METHODS The parents from 2,000 children answered a questionnaire about the vocal quality of...

OBJECTIVE To evaluate the effectiveness of interventions for treating functional dysphonia or preventing voice disorders in adults. DATA SOURCES We searched MEDLINE (1950 to 2006), EMBASE (1974 to 2006), CENTRAL (Issue 2 2006), CINAHL (1983 to 2006), PsychINFO (1967 to 2006), Science Citation Index (1986 to 2006), and the Occupational Health databases OSH-ROM (February 2006). REVIEW METHODS...