Alternative explanations for changes in the dependent variables cast doubt on the results of a study evaluating the effects of three communication interventions during a whole-group share-time activity on mean length of utterances for a participant with intellectual disability and an expressive language delay

Abstract

Pattison, A. E., & Robertson, R. E. (2015). Simultaneous presentation of speech and sign prompts to increase MLU in children with intellectual disability. Communication Disorders Quarterly

Source of funding and disclosure of interest: Original authors reported that there were no conflicts of interest and that they received no financial support for the research, authorship, and/or publication of this article.

Declaration of interests: The commentary author reports no conflicts of interests and is solely responsible for the content of this structured abstract.