Project PAIR: Parent-implemented Articulation Intervention With Recast

Part of paid clinical trials in Nashville, Tennessee.

Sponsor
Vanderbilt University
Study ID
NCT06936696
Status
Recruiting

Conditions

  • Hearing Impaired Children

Eligibility Criteria

Sex
ALL
Age
4 Years - 10 Years
Healthy Volunteers
Not accepted

Interventions

  • Broad Target Speech Recast — BEHAVIORAL
    Broad Target Speech Recasts (BTSR) is a speech intervention technique in which an adult immediately recasts a child's incorrect articulation by providing a corrected version of the word in a naturalistic, meaningful context. Unlike traditional articulation therapy, which focuses on isolated sound drills, BTSR integrates correction seamlessly into conversation without requiring the child to repeat or imitate the model. This approach is rooted in principles of implicit learning, where repeated exposure to accurate speech models facilitates phonological development over time. BTSR differs from traditional minimal pair or phonetic placement techniques in that it does not involve explicit instruction or direct prompts for self-correction. Instead, it provides high-frequency, naturalistic exposure to correct phoneme production within functional language use.
  • Traditional Speech Therapy — BEHAVIORAL
    Traditional Speech Therapy is clinician-led and includes structured, drill-based approaches. Techniques such as placement cues, direct feedback, and reinforcement are used to help children achieve correct articulation. The structured nature of this approach is often more effective in remediating persistent speech errors than parent-implemented strategies alone. This study examines whether the combination of parent-implemented BTSR and clinician-led traditional articulation therapy leads to improved speech sound production and long-term maintenance of correct articulation in elementary-aged DHH children.

Study Details

Using a single-case multiple baseline across participants design, this study aims to explore the effectiveness of parent-implemented Broad Treatment Speech Recast supplemented with traditional clinician-led articulation therapy on speech production in elementary-aged deaf and hard of hearing children. To address these objectives, the following research questions will be investigated: 1. Does drill-based articulation therapy, administered by a speech-language pathologist, improve speech sound production in DHH children when parent-implemented BTSR is concurrently utilized at home? 2. Does the combination of parent-implemented BTSR and clinician-led traditional articulation therapy result in generalization of speech sound accuracy at the conversation level?

Key Dates

Start date
Jun 10, 2025
Status verified
Jun 2025
Primary completion
Aug 31, 2026
Completion
Aug 31, 2026

Study Design

Enrollment
10 participants (estimated)
Allocation
NA
Intervention model
SINGLE_GROUP
Primary purpose
TREATMENT

Arms

  • Experimental: Articulation Therapy
    Participants engage in two conditions: (1) Parent-implemented Broad Target Speech Recast (BTSR), (2) Parent-implemented BTSR combined with clinician-implemented speech therapy This is a nonconcurrent multiple probe single-case experimental design with staggered introduction of conditions across participants. All participants receive both interventions, but the interventions are introduced in separate phases and evaluated independently and in combination. This is not a crossover or parallel group design. Rather than having separate arms or randomization, each participant serves as their own control over time, allowing for individualized evaluation of intervention effects.

Primary Outcome Measure

Target phoneme production accuracy [ Time Frame: From baseline until end of treatment (when intervention criteria have been reached or 6 weeks of no progress / regression) ]

Central Contacts

Locations (1)

FacilityCityStateZIPSite coordinators
Vanderbilt University Medical CenterNashvilleTennessee37232
Jena McDaniel, PhD
(615) 936-5114

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