Assessment & Research

Global Data on Ear and Hearing Screening in an Intellectual Disability Population.

Willems et al. (2022) · American journal on intellectual and developmental disabilities 2022
★ The Verdict

Treatable ear disease is the norm, not the exception, in clients with ID—screen ears first.

✓ Read this if BCBAs working with teens or adults with ID in day programs, residential homes, or clinics.
✗ Skip if Practitioners serving only typically developing clients or very young children.

01Research in Context

01

What this study did

Willems et al. (2022) looked back at hearing tests from over 100,000 Special Olympics athletes with intellectual disability. They counted how many had wax blockages, middle-ear trouble, or true hearing loss. The data came from free screenings done at games around the world.

02

What they found

Four in every ten athletes had plugged ears from wax. Three in ten showed middle-ear problems. One in four already had hearing loss that doctors could confirm. Most problems had never been treated.

03

How this fits with other research

Sasson et al. (2022) ran the same kind of check on vision in U.S. Special Olympics athletes. They found 85% had vision problems, matching the high hearing numbers.

Lin et al. (2005) asked directors what health checks matter most. Directors rated hearing care very high, yet the new data show huge gaps in real life.

Doughty et al. (2015) found one in twelve adults with ID had silent artery disease. Melina adds hearing loss to the list of hidden, treatable conditions that need routine screening.

04

Why it matters

If you serve adults or teens with ID, add a two-minute ear check to every intake. Look for wax, fluid, or failed hearing pass/fail. Refer clears wax and repeats test before costly ABA sessions. Early fixes cut problem behavior linked to pain or poor hearing.

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Add a handheld otoscope and pure-tone sweep to your intake kit—screen every new client before the first session.

02At a glance

Intervention
not applicable
Design
other
Sample size
100000
Population
intellectual disability
Finding
not reported

03Original abstract

Intellectual disability (ID) and hearing loss are frequent comorbid conditions, although otological problems often go unnoticed until picked up by screening. In the hearing program of Special Olympics (SO), athletes with ID are screened for otological problems. By retrospective analysis of all SO meetings between 2007 and 2017, more than 100,000 screenings could be included. Cerumen impaction was found in 40.7%, middle ear problems in 29.5% of those who failed hearing screening, and hearing loss confirmation in 26.9%. Prevalences for different world regions and country income groups are provided. The results emphasize the high prevalence of hearing loss in this ID population. Awareness among health care workers and active screening are required to reduce health disparities among this disadvantaged population.

American journal on intellectual and developmental disabilities, 2022 · doi:10.1352/1944-7558-127.2.125