A new instrument for measuring stuttering severity has been standardized on 109 children and 28 adults. The instrument attempted to meet the criteria of.
SSI-4: Stuttering Severity Instrument – Fourth Edition Ages: 2-10 and upTesting It measures stuttering severity in both children and adults in the four areas of.
Stuttering Severity Instrument for Children and Adults—Fourth Edition (SSI–4). 2009. Glyndon D. Riley. A measure of stuttering severity. Ages / Grades: 2 years.
Journal of Fluency Disorders · Volume 16, Issues 5–6, 1991, Pages Stuttering severity instrument for children and adults: (revised). Riley, G. (1986). Austin TX: .
1. J Speech Hear Disord. 1972 Aug;37(3):314-22. A stuttering severity instrument for children and adults. Riley GD. PMID: 5057250; [Indexed for MEDLINE].