Intensive treatment of dysarthria in two adults with Down syndrome

References

• Patterson D, National Down syndrome society. Special issue on Down syndrome. 2007. Available online at: http://www.ndss/index.php:option=com_content&view=article&id=90Itemid=111, accessed 15 August 2011
   Google Scholar
• Xu SA, Kaine L, Ng MI. Quantification of vocal tract configuration of older children with Down syndrome: A pilot study. International Journal of Pediatric Otorhinolaryngology 2010; 74: 378–383
   PubMed Web of Science ®Google Scholar
• Bunton K, Leddy M, Miller J. Phonetic intelligibility testing in adults with Down syndrome. Down Syndrome Research Practice 2007; 12: 1–4
   PubMedGoogle Scholar
• Chapman R, Language and communication in individuals with Down syndrome. International review of research in mental retardation: Language and communication 2003;27:1–34
   Google Scholar
• Shriberg L, Widder C. Speech and prosody characteristics of adults with mental retardation. Journal of Speech & Hearing Research 1990; 33: 627–653
   PubMedGoogle Scholar
• Jones HN, Mahler L, Lin A, Jones CM, Robinson B, Kishnani PS, Auditory-perceptual speech features in individuals with Down syndrome (in preparation)
   Google Scholar
• Jones HN, Robinson B, Jones CM, Kishnani PA, Auditory-perceptual speech features in individuals with Down syndrome. International Conference on Motor Speech (in submission)
   Google Scholar
• Lee MT, Thorpe J, Verhoeven J. Intonation and phonation in young adults with Down syndrome. Journal of Voice 2009; 23: 82–87
   PubMed Web of Science ®Google Scholar
• Kumin L. Intelligibility of speech in children with Down syndrome in natural settings: Parents’ perspective. Perceptual and Motor Skills 1994; 78: 307–313
   PubMed Web of Science ®Google Scholar
• Stoel-Gammon C. Down syndrome phonology: Developmental patterns and intervention strategies. Downs Syndrome Research and Practice 2001; 7: 93–100
   PubMedGoogle Scholar
• Robey RR. A five-phase model for clinical-outcome research. Journal of Communication Disorders 2004; 37: 401–411
   PubMed Web of Science ®Google Scholar
• Beeson P, Robey RR. Evaluating single-subject treatment research: Lessons learned from the aphasia literature. Neuropsychological Review 2006; 16: 161–169
   PubMed Web of Science ®Google Scholar
• Kennedy CH. Single-case designs for educational research. Allyn & Bacon, Boston 2005
   Google Scholar
• Parsonson BS, Baer DM. The visual analysis of data and current research into the stimuli controlling it. Single-case research design and analysis: New directions for psychology and education, TR Kratochwill, RR Levin. Erlbaum, Mahwah, NJ 1992; 15–40
   Google Scholar
• Shernoff ES, Kratochwill RR, Stoiber KC. Evidence-based interventions in school psychology: An illustration of task force coding criteria using single-participant research design. School Psychology Quarterly 2002; 17: 390–422
   Web of Science ®Google Scholar
• Kertesz A, Western aphasia battery-revised. San Antonio, TX: Psychological Corporation; 2006
   Google Scholar
• Randolph C. Repeatable battery for the assessment of neurological status. The Psychological Corporation, San Antonio, TX 1998
   Google Scholar
• Ramig LO, Countryman S, O’Brien C, Hoehn M, Thompson L. Intensive speech treatment for patients with Parkinson disease: Short and long-term comparison of two techniques. Neurology 1996; 47: 1496–1504
   PubMed Web of Science ®Google Scholar
• Ramig LO, Sapir S, Countryman S, Pawlas A, O’Brien C, Hoehn M, Thompson L. Intensive voice treatment (LSVT LOUD®) for individuals with Parkinson disease: A two-year follow-up. Journal of Neurology, Neurosurgery, and Psychiatry 2001; 71: 493–498
   PubMed Web of Science ®Google Scholar
• Maas E, Robin D, Hula S, Freedman S, Wulf G, Ballard K, Schmidt RA. Principles of motor learning in treatment of motor speech disorders. American Journal of Speech-Language Pathology 2008; 17: 277–298
   PubMed Web of Science ®Google Scholar
• Countryman S, Ramig L, Pawlas A. Speech and voice deficits in Parkinsonian plus syndromes: Can they be treated?. Journal of Medical Speech-Language Pathology 1994; 2: 211–225
   Google Scholar
• Mahler L, Ramig LO, Fox C. Intensive voice treatment (LSVT® LOUD) for dysarthria secondary to stroke. Journal of Medical Speech-Language Pathology 2009; 17: 165–182
   Web of Science ®Google Scholar
• Sapir S, Pawlas A, Ramig L, Seeley E, Fox C, Corboy J. Effects of intensive phonatory-respiratory treatment (LSVT LOUD®) on voice in two individuals with multiple sclerosis. Journal of Medical Speech Language Pathology 2001; 9: 35–45
   Google Scholar
• Sapir S, Spielman J, Countryman S, Ramig L, Hinds S, Fox C, Story B. Phonatory and articulatory changes in ataxic dysarthria following intensive voice therapy with the LSVT LOUD: A single subject study. American Journal of Speech-Language Pathology 2003; 12: 387–399
   PubMed Web of Science ®Google Scholar
• Fox C, Morrison C, Ramig LO, Sapir S. Current perspectives on the Lee Silverman Voice Treatment (LSVT LOUD®). American Journal of Speech-Language Pathology 2002; 11: 111–123
   Web of Science ®Google Scholar
• Holmberg EB, Hillman RE, Perkell JS. Glottal airflow and transglottal air pressure measurements for male and female speakers in soft, normal, and loud voice. Journal of the Acoustical Society of America 1988; 84: 511–529
   PubMed Web of Science ®Google Scholar
• Crystal TH, House AS. Segmental durations in connected speech signals: Preliminary results. Journal of the Acoustical Society of America 1982; 72: 705–716
   PubMed Web of Science ®Google Scholar
• Kent RD, Vorperian H, Kent JF, Duffy J. Voice dysfunction in dysarthria; application of the Multi-dimensional Voice Program. Journal of Communication Disorders 2003; 34: 281–306
   Web of Science ®Google Scholar
• Faith MS, Allison DB, Gorman BS. Meta-analysis of single-case research. Design and analysis of single-case research, RD Franklin, DB Allison, BS Gorman. Lawrence Erlbaum Associates, Mahwah, NJ 1996; 245–277
   Google Scholar
• Holland A, Wertz RT. Measuring aphasia treatment effects: Large-group, small-group, and single-subject studies. Research publications; Association for Research in Nervous and Mental Disease 1988; 66: 267–273
   PubMedGoogle Scholar
• Maxwell DL, Satake E. Research and statistical methods in communication disorders. Williams & Wilkins, Baltimore, MD 1997
   Google Scholar
• Satake E, Jagaroo V, Maxwell D. Handbook of statistical methods: Single subject design. Plural Publishing, San Diego, CA 2008
   Google Scholar
• McReynolds LV, Kearns KP. Single-subject experimental designs in communicative disorders. University Park Press, Baltimore, MD 1983
   Google Scholar
• Reboussin DM, Morgan TM. Statistical considerations in the use and analysis of single-subject designs. Medicine and Science in Sports and Exercise 1996; 28: 639–644
   PubMed Web of Science ®Google Scholar
• Schiavetti N, Metz DE. Evaluating research in communicative disorders. Allyn & Bacon, Needham Heights, MA 1997; 76–98
   Google Scholar
• Thompson CK. Single subject controlled experiments in aphasia: The science and the state of the science. Journal of Communication Disorders 2006; 39: 266–291
   PubMed Web of Science ®Google Scholar
• Kazdin AE. Statistical analyses for single-case experimental designs. In: Barlow DH, Hersen M, editors. Single case experimental designs. Pergamon Press, Inc, Elmsford, NY 1984; 285–324
   Google Scholar
• Fisher WW, Kelley ME, Lomas JE. Visual aids and structured criteria for improving visual inspection and interpretation of single case designs. Journal of Applied Behavioral Analysis 2003; 36: 387–406
   PubMed Web of Science ®Google Scholar
• Hegde MN. Single subject designs. Clinical research in communicative disorders. Little, Brown, and Co, Boston 1987; 216–281
   Google Scholar
• Parker RI, Hagan-Burke S. Useful effect size interpretations for single case research. Behavior Therapy 2007; 38: 95–105
   PubMed Web of Science ®Google Scholar
• Cohen J. Statistical power analysis for the behavioral sciences, 2nd. Lawrence Erlbaum Associates, Inc, Hillsdale, NJ 1988; 1–27
   Google Scholar
• Howell DC. Statistical methods for psychology, 5th. Duxbury Press, Belmont, CA 2002
   Google Scholar
• Meline T, Schmitt JF. Case studies for evaluating significance in group designs. American Journal of Speech-Language Pathology 1997; 6: 33–41
   Google Scholar
• Schuele CM, Justice LM. The importance of effect sizes in the interpretation of research. ASHA Leader 2006; 11: 14–15, 26–27
   Google Scholar
• Stathopoulos E, Sapienza C. Respiratory and laryngeal function of women and men during vocal intensity variation. Journal of Speech and Hearing Research 1993; 36: 64–75
   PubMedGoogle Scholar
• Bothe AK, Richardson JD. Statistical, practical, clinical, and personal significance: Definitions and applications in speech-language pathology. American Journal of Speech-Language Pathology 2011; 20: 233–242
   PubMed Web of Science ®Google Scholar
• Hustad KC. A closer look at transcription intelligibility for speakers with dysarthria: Evaluation of scoring paradigms and linguistic errors made by listeners. American Journal of Speech-Language Pathology 2006; 15: 268–277
   PubMed Web of Science ®Google Scholar
• Kent RD. Research on speech motor control and its disorders: A review and prospective. Journal of Communication Disorders 2000; 3: 391–428
   Google Scholar