{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,8,28]],"date-time":"2026-08-28T14:13:58Z","timestamp":1787926438120,"version":"build-2784847793"},"reference-count":57,"publisher":"Wiley","issue":"4","license":[{"start":{"date-parts":[[2015,1,8]],"date-time":"2015-01-08T00:00:00Z","timestamp":1420675200000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"}],"funder":[{"DOI":"10.13039\/100009701","name":"Childhood Apraxia of Speech Association of North America (CASANA)","doi-asserted-by":"crossref","id":[{"id":"10.13039\/100009701","id-type":"DOI","asserted-by":"crossref"}]}],"content-domain":{"domain":["onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["Intl J Lang &amp; Comm Disor"],"published-print":{"date-parts":[[2015,7]]},"abstract":"<jats:title>Abstract<\/jats:title><jats:sec><jats:title>Background<\/jats:title><jats:p>Intensive treatment has been repeatedly recommended for the treatment of speech deficits in childhood apraxia of speech (CAS). However, differences in treatment outcomes as a function of treatment intensity have not been systematically studied in this population.<\/jats:p><\/jats:sec><jats:sec><jats:title>Aim<\/jats:title><jats:p>To investigate the effects of treatment intensity on outcome measures related to articulation, functional communication and speech intelligibility for children with CAS undergoing individual motor speech intervention.<\/jats:p><\/jats:sec><jats:sec><jats:title>Methods &amp; Procedures<\/jats:title><jats:p>A total of 37 children (32\u201354 months of age) with CAS received 1\u00d7\/week (lower intensity) or 2\u00d7\/week (higher intensity) individual motor speech treatment for 10 weeks. Assessments were carried out before and after a 10\u2010week treatment block to study the effects of variations in treatment intensity on the outcome measures.<\/jats:p><\/jats:sec><jats:sec><jats:title>Outcomes &amp; Results<\/jats:title><jats:p>The results indicated that only higher intensity treatment (2\u00d7\/week) led to significantly better outcomes for articulation and functional communication compared with 1\u00d7\/week (lower intensity) intervention. Further, neither lower nor higher intensity treatment yielded a significant change for speech intelligibility at the word or sentence level. In general, effect sizes for the higher intensity treatment groups were larger for most variables compared with the lower intensity treatment group.<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusions &amp; Implications<\/jats:title><jats:p>Overall, the results of the current study may allow for modification of service delivery and facilitate the development of an evidence\u2010based care pathway for children with CAS.<\/jats:p><\/jats:sec>","DOI":"10.1111\/1460-6984.12154","type":"journal-article","created":{"date-parts":[[2015,1,8]],"date-time":"2015-01-08T11:08:17Z","timestamp":1420715297000},"page":"529-546","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":72,"title":["Treatment intensity and childhood apraxia of speech"],"prefix":"10.1111","volume":"50","author":[{"given":"Aravind K.","family":"Namasivayam","sequence":"first","affiliation":[{"name":"Department of Speech\u2013Language Pathology University of Toronto  Toronto ON Canada"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Margit","family":"Pukonen","sequence":"additional","affiliation":[{"name":"The Speech and Stuttering Institute  Toronto ON Canada"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Debra","family":"Goshulak","sequence":"additional","affiliation":[{"name":"The Speech and Stuttering Institute  Toronto ON Canada"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Jennifer","family":"Hard","sequence":"additional","affiliation":[{"name":"ErinoakKids Centre for Treatment and Development  Mississauga ON Canada"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Frank","family":"Rudzicz","sequence":"additional","affiliation":[{"name":"Toronto Rehabilitation Institute  Toronto ON Canada"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Toni","family":"Rietveld","sequence":"additional","affiliation":[{"name":"Radboud University  Nijmegen the Netherlands"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Ben","family":"Maassen","sequence":"additional","affiliation":[{"name":"University of Groningen  Groningen the Netherlands"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Robert","family":"Kroll","sequence":"additional","affiliation":[{"name":"The Speech and Stuttering Institute  Toronto ON Canada"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Pascal","family":"van Lieshout","sequence":"additional","affiliation":[{"name":"Department of Speech\u2013Language Pathology University of Toronto  Toronto ON Canada"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"311","published-online":{"date-parts":[[2015,1,8]]},"reference":[{"key":"e_1_2_8_2_1","doi-asserted-by":"publisher","DOI":"10.1044\/1092-4388(2012\/11-0076)"},{"key":"e_1_2_8_3_1","unstructured":"American Speech and Hearing Association (Asha) 2007 Childhood Apraxia of Speech[Position Statement] (available at:www.asha.org\/policy) (accessed on 16 August 2013)."},{"key":"e_1_2_8_4_1","unstructured":"Boersma P.andWeenink D. 2012 PRAAT: Doing Phonetics by Computer Version5.3.21 [computer program] (available at:http:\/\/www.praat.org\/)."},{"key":"e_1_2_8_5_1","volume-title":"Clinical Management of Motor Speech Disorders in Children","author":"Caruso A. 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