Lexical characteristics of expressive vocabulary in toddlers with autism spectrum disorder.

ABSTRACT:

Purpose

Vocabulary is a domain of particular challenge for many children with autism spectrum disorder (ASD). Recent research has drawn attention to ways in which lexical characteristics relate to vocabulary acquisition. The current study tested the hypothesis that lexical characteristics account for variability in vocabulary size of young children with ASD, applying the extended statistical learning theory of vocabulary delay in late talkers (Stokes, Kern, & Dos Santos, 2012) to toddlers with ASD.

Method

Parents reported the words produced by toddlers with ASD (n = 57; age 21-37 months) or toddlers without ASD (n = 41; age 22-26 months) on the MacArthur-Bates Communicative Development Inventories. The average phonological neighborhood density, word frequency, and word lengt

SUBMITTER: Kover ST 

PROVIDER: S-EPMC4126844 | biostudies-literature | 2014 Aug

REPOSITORIES: biostudies-literature