Child Speech Data Collection

January 16, 2026 updated by: JeeHyun Suh

A Study on Child Speech Data Collection for a Diagnostic App Targeting Delayed Articulation in Children

Verify the non-inferiority of Korea's language development assessment U-TAP and the self-developed language development assessment 'Hi Dongdong', and verify the non-inferiority of speech-language pathologist-based assessment versus AI-based assessment.

Study Overview

Status

Completed

Conditions

Intervention / Treatment

Study Type

Observational

Enrollment (Actual)

931

Contacts and Locations

This section provides the contact details for those conducting the study, and information on where this study is being conducted.

Study Locations

  • South Korea
    • Gyeonggi-do
      • Seongnam-si, Gyeonggi-do, South Korea, 13620
        • Seoul National University Bundang Hospital

Participation Criteria

Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.

Eligibility Criteria

Ages Eligible for Study

  • Child

Accepts Healthy Volunteers

Yes

Sampling Method

Non-Probability Sample

Study Population

korean(south)

Description

Inclusion Criteria:

  1. Children aged 2 to under 14 years old
  2. Children possessing cognitive abilities sufficient to understand basic instructions and follow simple directions
  3. Cases where the child's guardian has received a thorough explanation of the research purpose, methods, personal information, and voice data processing policies, and has signed the research consent form
  4. Individuals who understand and consent to the research purpose and survey methods
  5. Individuals meeting all criteria listed in the above selection criteria

Exclusion Criteria:

  1. Cases where guardian consent has not been secured
  2. Cases where consent has not been obtained for the Personal Information and Voice Data Usage Agreement
  3. Children unable to perform research tasks due to moderate or higher intellectual disability
  4. Children with temporarily distorted voice characteristics due to acute illness (e.g., respiratory disease)
  5. When the recording environment (maintaining concentration, prompting speech) cannot be secured
  6. When any of the criteria listed in the above exclusion criteria apply

Study Plan

This section provides details of the study plan, including how the study is designed and what the study is measuring.

How is the study designed?

Design Details

Cohorts and Interventions

Group / Cohort
Intervention / Treatment
children
2~13 years of children
Diagnostic test: U-TAP
A Korean-based language/articulation development assessment that evaluates consonant accuracy, vowel accuracy, and other aspects by having the subject pronounce listed words.
Diagnostic test: hidongdong
This is a Korean-based language/pronunciation development assessment newly developed using the Delphi methodology for digital transformation. It evaluates consonant accuracy, vowel accuracy, and other aspects by having subjects pronounce presented words.

What is the study measuring?

Primary Outcome Measures

Outcome Measure
Measure Description
Time Frame
U-TAP
Time Frame: baseline
Urimal Test of Articulation and Phonology
baseline
hi-dongdong
Time Frame: Day 1
Newly developed language assessment tool
Day 1

Collaborators and Investigators

This is where you will find people and organizations involved with this study.

Sponsor

JeeHyun Suh

Collaborators

National IT Industry Promotion Agency, Republic of Korea

Study record dates

These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.

Study Major Dates

Study Start (Actual)

September 26, 2025

Primary Completion (Actual)

November 28, 2025

Study Completion (Actual)

December 31, 2025

Study Registration Dates

First Submitted

November 19, 2025

First Submitted That Met QC Criteria

November 27, 2025

First Posted (Estimated)

December 9, 2025

Study Record Updates

Last Update Posted (Actual)

January 20, 2026

Last Update Submitted That Met QC Criteria

January 16, 2026

Last Verified

January 1, 2026

More Information

Terms related to this study

Other Study ID Numbers

  • B-2510-1000-306

Plan for Individual participant data (IPD)

Plan to Share Individual Participant Data (IPD)?

UNDECIDED

Drug and device information, study documents

Studies a U.S. FDA-regulated drug product

No

Studies a U.S. FDA-regulated device product

No

This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.

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