The Language Exposure Assessment Tool: Quantifying Language Exposure in Infants and Children.

ABSTRACT:

Purpose

The aim of this study was to develop the Language Exposure Assessment Tool (LEAT) and to examine its cross-linguistic validity, reliability, and utility. The LEAT is a computerized interview-style assessment that requests parents to estimate language exposure. The LEAT yields an automatic calculation of relative language exposure and captures qualitative aspects of early language experience.

Method

Relative language exposure as reported on the LEAT and vocabulary size at 17 months of age were measured in a group of bilingual language learners with varying levels of exposure to French and English or Spanish and English.

Results

The LEAT demonstrates high internal consistency and criterion validity. In addition, the LEAT's calculation of relative language exposu

SUBMITTER: DeAnda S 

PROVIDER: S-EPMC5399762 | biostudies-literature | 2016 Dec

REPOSITORIES: biostudies-literature