Abstract:

Objective:The aim of this studywas to investigate the clinical classification and seek for an effective therapy method for artic- ulation disorders.Methods:229 patients (130 male, 99 female, ranged from 4 to 36 years) were investigated in this study. Sub- jects were classified into two groups: velopharyngeal insufficiency and no velopharyngeal insufficiency. Patients of each groupwere given the special therapy respectively.Results:134 patients who were treated didn.t showed difference in speech intelligibility, comparing with normal persons; and only one patient had two ormore types articulation disorders.Conclusion:The therapy of ar- ticulation disorders is not uniform, but successful therapy might contribute to the accurate diagnosis and the correct selection of treatment methods.

Key words: articulation disorder, clinical classification, therapy, speech intelligibility