Examining language outcomes in adults with and without Developmental Language Disorder
Language Outcomes, Mechanisms, and Trajectories in Adults With and Without Developmental Language Disorder
This study looks at how language skills change over time in adults with Developmental Language Disorder compared to those who developed language normally.
Quick facts
| Study type | Observational |
|---|---|
| Enrollment | 400 (estimated) |
| Ages | 30 Years to 35 Years |
| Sex | All |
| Sponsor | University of Iowa Academic / other |
| Locations | 1 site (Iowa City, Iowa) |
| Trial ID | NCT06898671 on ClinicalTrials.gov |
What this trial studies
This study aims to characterize the long-term language outcomes of adults with Developmental Language Disorder (DLD) compared to those with typical language skills. Utilizing a large dataset from the Iowa Longitudinal Study, the researchers will re-recruit participants aged 30-35 who were previously assessed during childhood. The study will analyze both retrospective and new language measures to identify cognitive mechanisms that mediate language abilities in adulthood. The focus is on understanding how language skills evolve and differ between individuals with DLD and their typically developing peers.
Who should consider this trial
Good fit: Ideal candidates for this study are adults aged 30-35 who have a history of Developmental Language Disorder or typical language development.
Not a fit: Patients who are monolingual, have a history of brain injury, or neural developmental disabilities may not benefit from this study.
Why it matters
Potential benefit: If successful, this study could provide insights into the long-term language challenges faced by adults with DLD, potentially informing targeted interventions and support strategies.
How similar studies have performed: While there have been studies on language outcomes in children, this specific longitudinal approach in adults with DLD is relatively novel and has not been extensively tested.
Eligibility criteria
Show full inclusion / exclusion criteria
Inclusion Criteria: * Adults with Developmental Language Disorder (DLD) and those with typical language (TL) between the ages of 28 and 40 years who participated in the Iowa Longitudinal Study(NIH-DC-19-90 \& P50 DC002746; IRB# 200106051, "Collaboration on Specific Language Impairment".) * Aged 30-35 * Normal or corrected to normal vision * Normal hearing Exclusion Criteria: * history of brain injury * history of neural developmental disabilities * not monolingual
Where this trial is running
Iowa City, Iowa
- Wendell Johnson Speech and Hearing Center — Iowa City, Iowa, United States (Recruiting)
Study contacts
- Principal investigator: Stewart McCauley, PhD — University of Iowa
- Study coordinator: Kristi Hendrickson, PhD
- Email: kristi-hendrickson@uiowa.edu
- Phone: 319-335-8701
How to participate
- Review the eligibility criteria above with your treating physician.
- Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
- Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.