Speech intervention for bilingual children with speech sound disorders
Official title: Speech Intervention for Bilingual Children
Run by University of Iowa · NCT06416306 · Data updated 2026-11-12
This study is testing different speech treatments in English and Spanish to see which helps bilingual children with speech sound disorders improve their speaking skills better.
Quick facts
| Phase | Phase 1 |
|---|---|
| Study type | Interventional |
| Ages | 3 Years to 8 Years |
| Sex | All |
| Enrollment | 16 (estimated) |
| Sponsor | University of Iowa Academic / other |
| Locations | 1 site (Iowa City, Iowa) |
| Status | Recruiting |
| Started | May 8, 2024 |
| Main results expected | March 31, 2027 |
| Study ends | March 31, 2027 |
| Registry record updated | November 3, 2026 |
| Trial ID | NCT06416306 on ClinicalTrials.gov |
Is this trial a fit for you?
✓Likely a good fit
Ideal candidates are Spanish-English bilingual children with speech sound disorders who have significant gaps in their phonetic inventories.
✕Probably not a fit
Patients currently receiving speech or language treatment elsewhere may not benefit from this study.
A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.
What this trial studies
This clinical trial aims to identify effective speech treatment targets for Spanish-English bilingual children with speech sound disorders. It will compare the effects of speech interventions conducted in English and Spanish, focusing on the linguistic complexity of treatment targets. Participants will undergo 12 to 18 sessions of speech intervention over six weeks, with assessments before, after, and at one and two months post-intervention. The study employs a single-subject experimental design to evaluate generalization of speech learning within and across languages.
Why it matters
Potential benefit: If successful, this study could enhance speech therapy approaches for bilingual children, leading to improved speech outcomes.
How similar studies have gone: While there is limited research specifically targeting bilingual speech interventions, similar studies have shown promise in addressing speech sound disorders in monolingual populations.
Who can join: the full rules
Show full inclusion / exclusion criteria
Inclusion Criteria: * Participants will be regularly exposed to English for at least 3 months in one of the following ways: a) an English-speaking caregiver or sibling who interacts with the child on a daily basis in English, b) attendance at an English-speaking daycare, preschool, or elementary school. * Caregivers will have reported concern with their child's speech development and/or reduced intelligibility on the Intelligibility in Context Scale in Spanish or English. * Participants will present with 5 or more consonants or clusters missing from their phonetic inventories in each language to confirm presence of a speech sound disorder and sufficient gaps in phonological knowledge to warrant treatment. Exclusion Criteria: * Participants receiving speech or language treatment elsewhere during their participation in this project.
Where it's running
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University of Iowa
Iowa City, Iowa, United States Recruiting
Study contacts
- Study coordinator: Philip Combiths
- Email: philip-combiths@uiowa.edu
- Phone: 3194674432
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How to take part
- Review the eligibility criteria above with your treating physician.
- Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
- Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.