A longitudinal study was conducted of 153 children (3-7 years old) with severe and profound hearing losses. Ss were tested three times over a 4-year period, including measures of linguistic and academic performance. In addition, information was collected on the background characteristics of Ss through parent interviews. Among findings were that,…

A longitudinal study of the effect of mothers' communication modes on the language development of children (N=149) with severe or profound hearing loss indicated that children whose mothers used oral communication had higher scores on measures of spoken language, whereas children whose mothers used manual communication had higher scores on…

Purpose: The purpose of this study was to examine and compare the development of proto-imperative and proto-declarative utterances in normally developing, non-neonatally screened, profoundly deaf toddlers. Method: Both types of proto-declarative are considered to be the most basic prelinguistic and early linguistic communicative functions.…

This longitudinal case study examined the emergence of oral language skills in a child with deafness whose cochlear implant was activated at 20 months. Normal or above-normal rates of development were observed in decreased production of nonwords, increased receptive vocabulary, type-token ratio, regular use of word combinations, and phrase…

This study examined whether the level of academic achievement changed when deaf pupils in Sweden were introduced to sign communication at the preschool or kindergarten level. The study compared performance of 40 deaf students, attending a school for the deaf, on a comprehensive testing program (covering Swedish language and mathematical and…