Validation of a Swiss German Language Test for Children

January 5, 2026 updated by: Insel Gruppe AG, University Hospital Bern
The aim of this study is to validate a Swiss German children's language test. Standard values for the speech intelligibility of Swiss German monosyllables and disyllables for children with normal hearing aged 4-6 years are recorded.

Study Overview

Status

Completed

Conditions

Intervention / Treatment

Study Type

Observational

Enrollment (Actual)

180

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

  • Switzerland
      • Basel, Switzerland, 4031
        • Universitätsspital Basel
      • Bern, Switzerland, 3010
        • Inselspital Bern
      • Lucerne, Switzerland, 6016
        • Kantonsspital Luzern
      • Zurich, Switzerland, 8091
        • Universitätsspital Zürich

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

Children without hearing loss

Description

Inclusion Criteria:

  • Native Swiss German speakers
  • Hearing threshold better than 20dB HL at 0.5, 1, 2 and 4kHz
  • Written informed consent by the parents

Exclusion Criteria:

  • Hearing loss
  • Cognitive impairment

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

What is the study measuring?

Primary Outcome Measures

Outcome Measure
Measure Description
Time Frame
Speech reception threshold for monosyllabic words
Time Frame: Single visit at baseline
Speech Reception Threshold (SRT) measured in decibel sound pressure level (dB SPL), with lower scores indicating better hearing
Single visit at baseline
Speech reception threshold for bisyllabic words
Time Frame: Single visit at baseline
Speech Reception Threshold (SRT) measured in decibel sound pressure level (dB SPL), with lower scores indicating better hearing
Single visit at baseline

Secondary Outcome Measures

Outcome Measure
Measure Description
Time Frame
Speech reception threshold in noise for monosyllabic words
Time Frame: Single visit at baseline
Speech Reception Threshold (SRT) measured in decibel signal-to-noise ratio (dB SNR) with lower scores indicating better hearing
Single visit at baseline
Speech reception threshold in noise for bisyllabic words
Time Frame: Single visit at baseline
Speech Reception Threshold (SRT) measured in decibel signal-to-noise ratio (dB SNR) with lower scores indicating better hearing
Single visit at baseline

Collaborators and Investigators

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

Sponsor

Insel Gruppe AG, University Hospital Bern

Collaborators

University Hospital, Basel, Switzerland
Luzerner Kantonsspital
University Hospital, Zürich

Investigators

  • Principal Investigator: Christoph Schmid, Inselspital Bern, Berne University Hospital

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)

October 10, 2024

Primary Completion (Actual)

December 31, 2025

Study Completion (Actual)

December 31, 2025

Study Registration Dates

First Submitted

August 20, 2024

First Submitted That Met QC Criteria

August 20, 2024

First Posted (Actual)

August 23, 2024

Study Record Updates

Last Update Posted (Actual)

January 7, 2026

Last Update Submitted That Met QC Criteria

January 5, 2026

Last Verified

January 1, 2026

More Information

Terms related to this study

Additional Relevant MeSH Terms

Other Study ID Numbers

  • 2024-00463
  • 5739 (Other Identifier: Inselspital Bern)

Plan for Individual participant data (IPD)

Plan to Share Individual Participant Data (IPD)?

NO

IPD Plan Description

Data is only shared anonymously and aggregated

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.

Subscribe