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Temperament and Early Stuttering Development: Cross-Sectional Findings from a Community Cohort
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Kefalianos, Elaina; Onslow, Mark; Ukoumunne, Obioha C.; Block, Susan; Reilly, Sheena – Journal of Speech, Language, and Hearing Research, 2017
Purpose: The purpose of this study was to ascertain if there is an association between stuttering severity and behaviors and the expression of temperament characteristics, including precursors of anxiety. Method: We studied temperament characteristics of a prospectively recruited community cohort of children who stutter (N = 173) at ages 3, 4, and…
Descriptors: Personality, Stuttering, Case Studies, Preschool Children
Comparison of Percentage of Syllables Stuttered with Parent-Reported Severity Ratings as a Primary Outcome Measure in Clinical Trials of Early Stuttering Treatment
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Onslow, Mark; Jones, Mark; O'Brian, Sue; Packman, Ann; Menzies, Ross; Lowe, Robyn; Arnott, Simone; Bridgman, Kate; de Sonneville, Caroline; Franken, Marie-Christine – Journal of Speech, Language, and Hearing Research, 2018
Purpose: This report investigates whether parent-reported stuttering severity ratings (SRs) provide similar estimates of effect size as percentage of syllables stuttered (%SS) for randomized trials of early stuttering treatment with preschool children. Method: Data sets from 3 randomized controlled trials of an early stuttering intervention were…
Descriptors: Stuttering, Severity (of Disability), Effect Size, Preschool Children
Using Statistical Process Control Charts to Study Stuttering Frequency Variability during a Single Day
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Karimi, Hamid; O'Brian, Sue; Onslow, Mark; Jones, Mark; Menzies, Ross; Packman, Ann – Journal of Speech, Language, and Hearing Research, 2013
Purpose: Stuttering varies between and within speaking situations. In this study, the authors used statistical process control charts with 10 case studies to investigate variability of stuttering frequency. Method: Participants were 10 adults who stutter. The authors counted the percentage of syllables stuttered (%SS) for segments of their speech…
Descriptors: Stuttering, Adults, Charts, Statistical Analysis
Guidelines for Statistical Analysis of Percentage of Syllables Stuttered Data
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Jones, Mark; Onslow, Mark; Packman, Ann; Gebski, Val – Journal of Speech, Language, and Hearing Research, 2006
Purpose: The purpose of this study was to develop guidelines for the statistical analysis of percentage of syllables stuttered (%SS) data in stuttering research. Method; Data on %SS from various independent sources were used to develop a statistical model to describe this type of data. On the basis of this model, %SS data were simulated with…
Descriptors: Statistical Analysis, Guidelines, Sample Size, Stuttering
A Phase II Trial of Telehealth Delivery of the Lidcombe Program of Early Stuttering Intervention
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Lewis, Christine; Packman, Ann; Onslow, Mark; Simpson, Judy M.; Jones, Mark – American Journal of Speech-Language Pathology, 2008
Purpose: The aims of this study were to evaluate the efficacy of telehealth delivery of the Lidcombe Program of Early Stuttering Intervention, compared with a control group, and to determine the number of children who could be regarded as "responders." Method: A speech-language pathologist provided telehealth delivery of the Lidcombe…
Descriptors: Foreign Countries, Speech Language Pathology, Control Groups, Early Intervention
Predicting Treatment Time with the Lidcombe Program: Replication and Meta-Analysis
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Kingston, Mary; Huber, Anna; Onslow, Mark; Jones, Mark; Packman, Ann – International Journal of Language & Communication Disorders, 2003
Background: The benefits of treating stuttering close to onset have become obvious in recent years, and the Lidcombe Program has emerged as an effective and safe treatment method for children in their preschool years. The benefits of implementing the programme with young children, however, need to be weighed against the knowledge that many…
Descriptors: Clinics, Stuttering, Foreign Countries, Meta Analysis