Recruiting

Hearing & Speech

Sponsor:

Brian Monson

Code:

NCT05435989

Conditions

Low-pass Filtering Speech

Eligibility Criteria

Sex: All

Age: 19 - 50

Healthy Volunteers: Accepted

Interventions

Reduced extended high-frequency audibility

Study Details

Brief summary:

This study examines the effects of low-pass filtering speech on speech perception.

Conditions

Low-pass Filtering Speech

Study ID

NCT05435989

Start date

Nov 9, 2021

Status verified date

May, 2023

Completion date

Jun, 2026

Anticipated

Primary completion date

Jun, 2026

Anticipated

Eligibility Criteria

Eligibility Criteria

Sex: All

Age: 19 - 50

Healthy Volunteers: Accepted

Inclusion Criteria:

  • native speakers of American English
  • normal hearing 250-8000 Hz

Exclusion Criteria:

  • non-native speakers of American English
  • hearing loss

Study Design

Enrollment

480 participants

Anticipated

Intervention Model

Single group

Primary purpose

Basic Science

Interventions and Outcome Measures

Arms

experimental: Normal-hearing listeners

Interventions

Reduced extended high-frequency audibility

This study examines the effects of low-pass filtering speech on speech perception.

Primary outcome measure

  • Speech recognition or localization score [ Time Frame: Day 1 ]

Central Contacts and Locations

Central contacts

Brian Monson, PhD

217-300-6212monson@illinois.edu

Locations

University of Illinois Urbana-Champaign

Recruiting

Champaign, Illinois, United States, 61820

Contacts

Brian Monson, PhD

217-300-6212monson@illinois.edu

More Information

Sponsor

Brian Monson

Last update posted

May 10, 2023

Last verified

May, 2023

Trial information was received from ClinicalTrials.gov and was last updated on 2026-09-10. This information was provided to ClinicalTrials.gov by Brian Monson on 2023-05-10.