A child who is hard of hearing speaking the same passage at 3 and 7 years of age. Notice how
much clearer her speech becomes due to consistent use of hearing aids.
The OCHL study examined the hearing, speech, language, and
psychosocial outcomes of children who are hard of hearing with respect to access to
The OSACHH study follows OCHL families into elementary
school to understand the impact of early intervention on children's later academic
and communication outcomes.
The Complex Listening study strives to identify how children from OCHL use their
language and memory to support listening in noisy, complex environments.