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McCathren, Rebecca B.; Yoder, Paul J.; Warren, Steven F. – Journal of Early Intervention, 2000
This study tested the predictive validity of the Communication Composite of the Communication and Symbolic Behavior Scales with 58 children (ages 17 to 34 months) functioning at the prelinguistic stage of language development. Evaluation of expressive vocabulary 1 year later found that the Communication Composite and all tested clusters were…
Descriptors: Behavior Rating Scales, Communication Skills, Delayed Speech, Developmental Disabilities
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McCathren, Rebecca B.; Yoder, Paul J.; Warren, Steven F. – Journal of Early Intervention, 1999
A study tested the relationship between prelinguistic pragmatic functions and later expressive vocabulary of 58 toddlers with mild to moderate developmental delays. Results indicate that rate of joint attention and rate of communication were statistically significant predictors of later expressive vocabulary. Rate of behavior regulation was not a…
Descriptors: Attention, Behavior Patterns, Child Development, Developmental Delays
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Yoder, P.; Camarata, S.; Gardner, E. – Journal of Early Intervention, 2005
This purpose of this randomized group experiment was (a) to test the post-treatment (i.e., immediately after treatment) and follow-up (i.e., 8 months after the end of treatment) efficacy of a treatment designed to facilitate both sentence length and speech intelligibility (i.e., broad target recast), and (b) to explore whether pretreatment speech…
Descriptors: Language Impairments, Expressive Language, Effect Size, Outcomes of Treatment