LSVT LOUD References

Data-based articles evaluating the efficacy of the LSVT LOUD in Parkinson’s and atypical PD

Levy, E., Moya-Galé, G., Chang, Y., Freeman, K., Forrest, K., Brin, M. F., & Ramig, L.A. (2020). The effects of intensive speech treatment on intelligibility in Parkinson’s disease: A randomised controlled trial. The Lancet’s EClinicalMedicine, 24, 1-11. https://doi.org/10.1016/j.eclinm.2020.100429

Nightingale, C., Swartz, M., Ramig, L. O., & McAllister, T. (2020). Using crowdsourced listeners’ ratings to measure speech changes in hypokinetic dysarthria: A proof-of-concept study. American Journal of Speech-Language Pathology, 29(2), 873-882. https://doi.org/10.1044/2019_AJSLP-19-00162

**Nakayama, K., Yamamoto, T., Oda, C., Sato, M., Murakami, T., & Horiguchi, S. (2020). Effectiveness of Lee Silverman Voice Treatment® LOUD on Japanese-speaking patients with Parkinson’s disease. Rehabilitation Research and Practice, 2020. https://doi.org/10.1155/2020/6585264

**Alharbi, G. G., Cannito, M. P., Buder, E. H., & Awan, S. N. (2019). Spectral/cepstral analyses of phonation in Parkinson’s disease before and after voice treatment: A preliminary study. Folia Phoniatrica et Logopaedica, 71(5-6), 275-285. https://doi.org/10.1159/000495837

**Saffarian, A., Amiri Shavaki, Y., Shahidi, G. A., Hadavi, S., & Jafari, Z. (2019). Lee Silverman Voice Treatment (LSVT) mitigates voice difficulties in mild Parkinson’s disease. Medical Journal of the Islamic Republic of Iran, 33. https://doi.org/10.34171/mjiri.33.5

** Baumann, A., Nebel, A., Granert, O., Giehl, K., Wolff, S., Schmidt, W., Baasch, C., Schmidt, G., Witt, K., Deuschl, G., Hartwigsen, G., Zeuner, K. E., & van Eimeren, T. (2018). Neural correlates of hypokinetic dysarthria and mechanisms of effective voice treatment in Parkinson disease. Neurorehabilitation and Neural Repair, 32(12), 1055-1066. https://doi.org/10.1177/1545968318812726

Ramig, L. O., Halpern, A., Spielman, J., Fox, C., & Freeman, K. (2018). Speech treatment in Parkinson’s Disease: Randomized controlled trial (RCT). Movement Disorders, 33(11), 1777-1791. https://doi.org/10.1002/mds.27460

**Moya-Galé, G., Goudarzi, A., Bayés, A., McAuliffe, M., Bulté, B., & Levy, E. S. (2018). The effects of intensive speech treatment on conversational intelligibility in Spanish speakers with Parkinson’s disease. American Journal of Speech-Language Pathology, 27(1), 154-165. https://doi.org/10.1044/2017_AJSLP-17-0032

**Miles, A., Jardine, M., Johnston, F., de Lisle, M., Friary, P., & Allen J. (2017). Effect of Lee Silverman Voice Treatment (LSVT LOUD®) on swallowing and cough in Parkinson’s disease: A pilot study. Journal of the Neurological Sciences, 383, 180-187. https://doi.org/10.1016/j.jns.2017.11.015

**Sale, P., Castiglioni, D., De Pandis, M. F., Torti, M., Dall’armi, V., Radicati, F. G., & Stocchi, F. (2015). The Lee Silverman Voice Treatment (LSVT®) speech therapy in progressive supranuclear palsy. European Journal of Physical and Rehabilitation Medicine, 51(5), 569-74. PMID: 26138088

**Sauvageau, V. M., Roy, J. P., Langlois, M., & Macoir, J. (2015). Impact of the LSVT on vowel articulation and coarticulation in Parkinson’s disease. Clinical Linguistics & Phonetics, 29(6), 424-440. https://doi.org/10.3109/02699206.2015.1012301

Dumer, A. I., Oster, H., McCabe, D., Rabin, L. A., Spielman, J. L., Ramig, L. O., & Borod, J. C. (2014). Effects of the Lee Silverman Voice Treatment on hypomimia in Parkinson’s disease. Journal of the International Neuropsychological Society, 20(3), 302-312. https://doi.org/10.1017/S1355617714000046

**Cannito, M. P., Suiter, D. M., Beverly, D., Chorna, L., Wolf, T., & Pfeiffer, R. M. (2012). Sentence intelligibility before and after voice treatment in speakers with idiopathic Parkinson’s disease. Journal of Voice, 26(2), 214-219. https://doi.org/10.1016/j.jvoice.2011.08.014

**Whitehill, T. L., Kwan, L., Lee, F. P.-H., & Chow, M. M.-N. (2011). Effect of LSVT on lexical tone in speakers with Parkinson’s disease. Parkinson’s Disease, 2011. http://doi.org/10.4061/2011/897494

Spielman, J., Mahler, L., Halpern, A., Gilley, P., Klepitskaya, O., & Ramig. L. (2011). Intensive voice treatment (LSVT® LOUD) for Parkinson’s disease following deep brain stimulation of the subthalamic nucleus. Journal of Communication Disorders, 44(6), 688-700. https://doi.org/10.1016/j.jcomdis.2011.05.003

Narayana, S., Fox, P. T., Zhang, W., Franklin, C., Robin, D. A., Vogel, D., & Ramig, L. O. (2010). Neural correlates of efficacy of voice therapy in Parkinson’s disease identified by performance–correlation analysis. Human Brain Mapping, 31(2), 222–236. https://doi.org/10.1002/hbm.20859

Sapir, S., Ramig, L., Spielman, J., & Fox, C. (2010). Formant centralization ratio (FCR): A proposal for a new acoustic measure of dysarthric speech. Journal of Speech, Language, and Hearing Research, 53(1), 114-125. https://dx.doi.org/10.1044%2F1092-4388(2009%2F08-0184)

Sapir, S., Spielman, J., Ramig, L., Story, B., & Fox, C. (2007). Effects of intensive voice treatment (LSVT®) on vowel articulation in dysarthric individuals with idiopathic Parkinson disease: Acoustic and perceptual findings. Journal of Speech, Language, and Hearing Research, 50(4), 899-912. https://doi.org/10.1044/1092-4388(2007/064)

Spielman, J., Ramig, L., Mahler, L., Halpern, A., & Gavin, W. J. (2007). Effects of an extended version of the Lee Silverman Voice Treatment on voice and speech in Parkinson’s disease. American Journal of Speech-Language Pathology, 16(2), 95-107. https://doi.org/10.1044/1058-0360(2007/014)

**Whitehill, T. L., & Wong, L. N. (2007). Effect of intensive voice treatment on tone-language speakers with Parkinson’s disease. Clinical Linguistics and Phonetics, 21(11-12), 919-925. https://doi.org/10.1080/02699200701602045

Huber, J., Stathopoulos, E., Ramig, L., & Lancaster, S. (2003). Respiratory function and variability in individuals with Parkinson disease: Pre- and post-Lee Silverman Voice Treatment (LSVT®). Journal of Medical Speech-Language Pathology, 11(4), 185-201.

Liotti, M., Ramig, L., Vogel, D., New, P., Cook, C., Ingham, R. J., Ingham, J. C., & Fox, P. (2003).
Hypophonia in Parkinson’s disease: Neural correlates of voice treatment revealed by PET. Neurology, 60(3), 432-440. https://doi.org/10.1212/wnl.60.3.432

Spielman, J., Borod, J., & Ramig. L. (2003). Effects of intensive voice treatment (LSVT®) on facial expressiveness in Parkinson disease: Preliminary data. Cognitive and Behavioral Neurology, 16(3), 177-188. https://doi.org/10.1097/00146965-200309000-00005

El Sharkawi, A., Ramig, L., Logemann, J., Pauloski, B., Rademaker, A., Smith, C., Pawlas, A., Baum, A., & Werner, C. (2002). Swallowing and voice effects of Lee Silverman Voice Treatment (LSVT®): A pilot study. Journal of Neurology, Neurosurgery, and Psychiatry, 72(1), 31-36. http://doi.org/10.1136/jnnp.72.1.31

Sapir, S., Ramig, L., Hoyt, P, Countryman, S., O’Brien, C., & Hoehn, M. (2002). Speech loudness and quality 12 months after intensive voice treatment (LSVT) for Parkinson’s disease: A comparison with an alternative speech treatment. Folia Phoniatrica et Logopaedica, 54(6), 296-303. https://doi.org/10.1159/000066148

Baumgartner, C., Sapir, S., & Ramig, L. (2001). Voice quality changes following phonatory-respiratory effort treatment (LSVT®) versus respiratory effort treatment for individuals with Parkinson disease. Journal of Voice, 15(1), 105-114. https://doi.org/10.1016/s0892-1997(01)00010-8

Ramig, L., Sapir, S., Countryman, S., Pawlas, A., O’Brien, C., Hoehn, M., & Thompson, L. (2001). Intensive voice treatment (LSVT®) for patients with Parkinson’s disease: A 2 year follow up. Journal of Neurology, Neurosurgery, and Psychiatry, 71(4), 493-498. http://doi.org/10.1136/jnnp.71.4.493

Ramig, L., Sapir, S., Fox, C., & Countryman, S. (2001). Changes in vocal loudness following intensive voice treatment (LSVT®) in individuals with Parkinson’s disease: A comparison with untreated patients and normal age-matched controls. Movement Disorders, 16(1), 79-83. https://doi.org/10.1002/1531-8257(200101)16:1%3C79::aid-mds1013%3E3.0.co;2-h

Sapir, S., Pawlas, A., Ramig, L., Seeley, E., Fox, C., & Corboy, J. (2001). Effects of intensive phonatory-respiratory treatment (LSVT®) on voice in individuals with multiple sclerosis. Journal of Medical Speech-Language Pathology, 9(2), 35-45.

Countryman, S., Hicks, J., Ramig, L., & Smith, M. (1997). Supraglottal hyperadduction in an individual with Parkinson disease: A clinical treatment note. American Journal of Speech-Language Pathology, 6(4), 74-84. https://doi.org/10.1044/1058-0360.0604.74

Ramig, L., Countryman, S., O’Brien, C., Hoehn, M., & Thompson, L. (1996). Intensive speech treatment for patients with Parkinson’s disease: Short- and long-term comparison of two techniques. Neurology, 47(6), 1496-1504. https://doi.org/10.1212/wnl.47.6.1496

Ramig, L., & Dromey, C. (1996). Aerodynamic mechanisms underlying treatment related changes in vocal intensity in patients with Parkinson disease. Journal of Speech and Hearing Research, 39(4), 798-807. https://doi.org/10.1044/jshr.3904.798

Dromey, C., Ramig, L., & Johnson, A. B. (1995). Phonatory and articulatory changes associated with increased vocal intensity in Parkinson disease: A case study. Journal of Speech and Hearing Research, 38(4), 751-764. https://doi.org/10.1044/jshr.3804.751

Ramig, L., Countryman, S., Thompson, L., & Horii, Y. (1995). Comparison of two forms of intensive speech treatment for Parkinson disease. Journal of Speech and Hearing Research, 38(6), 1232-1251. https://doi.org/10.1044/jshr.3806.1232

Smith, M. E., Ramig, L., Dromey, C., Perez, K. S., & Samandari, R. (1995). Intensive voice treatment in Parkinson disease: Laryngostroboscopic findings. Journal of Voice, 9(4), 453-459. https://doi.org/10.1016/s0892-1997(05)80210-3

Countryman, S., Ramig, L., & Pawlas, A. (1994). Speech and voice deficits in Parkinsonian plus syndromes: Can they be treated? Journal of Medical Speech-Language Pathology, 2(3), 211-225.

Ramig, L., Bonitati, C. M., Lemke, J. H., & Horii, Y. (1994). Voice treatment for patients with Parkinson disease: Development of an approach and preliminary efficacy data. Journal of Medical Speech-Language Pathology, 2(3), 191-209.

Countryman, S., & Ramig, L. (1993). Effects of intensive voice therapy on voice deficits associated with bilateral thalamotomy in Parkinson’s disease: A case study. Journal of Medical Speech-Language Pathology, 1, 233-250.