This study analyzed a conversational speech sample from 10 preschool children stuttering for a year or less and age- and sex-matched nonstuttering children. Analysis indicated no significant between-group differences for either the duration of acoustically measured sound/syllable repetitions and sound prolongations or the number of repeated units…

This study, involving an adolescent and adult male with stuttering problems, evaluated modification of the frequency of electroglottograph-measured phonation intervals on stuttering and speech naturalness. Both subjects demonstrated that stuttering could be controlled by modifying the frequency of phonation intervals within short duration ranges,…

This study examined interjudge agreement levels for five adult listeners assessing either overt stuttering or disfluency types in the spontaneous speech of eight young children. Results showed that the interjudge reliability for judgments based on a disfluency taxonomy was not significantly different from that based on stuttering. The importance…