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A Longitudinal Study of Vocabulary Size and Composition in Low Risk Preterm Children
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Pérez-Pereira, Miguel; Cruz, Raquel – First Language, 2018
The vocabulary size and composition of one group of full-term and three groups of low risk preterm children with different gestational ages (GA) were longitudinally compared at 10, 22 and 30 months of age. Expressive vocabulary development was assessed through the CDI. Cognitive development was also assessed at 22 months (Batelle Developmental…
Descriptors: Longitudinal Studies, Vocabulary Development, Biomedicine, Gender Differences
Parents' Reports of Lexical and Grammatical Aspects of Toddlers' Language in European Portuguese: Developmental Trends, Age and Gender Differences
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Silva, Carla; Cadime, Irene; Ribeiro, Iolanda; Santos, Sandra; Santos, Ana Lúcia; Viana, Fernanda Leopoldina – First Language, 2017
The results from a large-scale study on toddlers' language acquisition in European Portuguese are presented. Toddlers' lexical and grammatical competencies were assessed using the MacArthur-Bates Communicative Development Inventory: Words and Sentences. The results, based on 3012 reports completed by parents, indicate an increase in the lexical…
Descriptors: Parent Attitudes, Language Acquisition, Grammar, Morphology (Languages)
Infant Communicative Development Assessed with the European Portuguese MacArthur-Bates Communicative Development Inventories Short Forms
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Frota, Sónia; Butler, Joseph; Correia, Susana; Severino, Cátia; Vicente, Selene; Vigário, Marina – First Language, 2016
This article describes the European Portuguese MacArthur-Bates Communicative Development Inventories short forms, the first published instruments for the assessment of language development in EP-learning infants and toddlers. Normative data from the EP population are presented, focusing on developmental trends for vocabulary learning, production…
Descriptors: Foreign Countries, Infants, Language Skills, Measures (Individuals)
Sources of Individual Variation in Estonian Toddlers' Expressive Vocabulary
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Urm, Ada; Tulviste, Tiia – First Language, 2016
The vocabulary size of 16- to 30-month-old children (N = 1235) was assessed using the Estonian adaptation of the MacArthur-Bates Communicative Development Inventory: Words and Sentences (ECDI-II). The relationship between children's expressive vocabulary size and different factors of the child and his/her social environment was examined. Results…
Descriptors: Individual Differences, Toddlers, Vocabulary Development, Gender Differences
The Covariation between Parental and Expert Evaluations of Early Language Skills
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Björn, Piia M.; Kakkuri, Irma; Leppänen, Paavo H. T. – Early Child Development and Care, 2014
This study investigated the potential interrelationship between parental (maternal) and expert assessments of the expressive and receptive language skills of 12- to 18-month-old children. The language activities of 27 children were monitored by their mothers (MCDI scale: Lyytinen, 2000. "Varhaisen kommunikaation ja kielen kehityksen…
Descriptors: Foreign Countries, Toddlers, Expressive Language, Receptive Language