Dyslexia and Developmental Language Disorder: comorbid disorders with distinct effects on reading comprehension.

ABSTRACT:

Background

Reading comprehension draws on both decoding and linguistic comprehension, and poor reading comprehension can be the consequence of a deficit in either of these skills.

Methods

Using outcome data from the longitudinal Wellcome Language and Reading Project, we identified three groups of children at age 8 years: children with dyslexia (N = 21) who had deficits in decoding but not oral language, children with Developmental Language Disorder (DLD; N = 38) whose decoding skills were in the normal range, and children who met criteria for both dyslexia and DLD (N = 29).

Results

All three groups had reading comprehension difficulties at the ages of 8 and 9 years relative to TD controls though those of the children with dyslexia were mild (relative to TD controls, d

SUBMITTER: Snowling MJ 

PROVIDER: S-EPMC7317952 | biostudies-literature | 2020 Jun

REPOSITORIES: biostudies-literature