Completed NA INTERVENTIONAL 3-arm NCT01867515

Spectral Dynamics and Speech Understanding by Hearing Impaired People

Sponsor: VA Office of Research and Development

Interventions Acoustic distortion of speech

Updated 10 times since 2017 Last updated: Apr 24, 2018 Started: Aug 31, 2013 Primary completion: Sep 30, 2016 Completion: Sep 30, 2016

This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

This NA trial investigates Hearing Loss, Sensorineural and is currently completed. VA Office of Research and Development leads this study, which shows 10 recorded versions since 2013 — indicating substantial longitudinal coverage. The change history captured here reflects the iterative nature of clinical trial conduct.

Status Flow

Change History

10 versions recorded

Sep 2024 — Present [monthly]

Completed NA
Jul 2024 — Sep 2024 [monthly]

Completed NA
Jan 2023 — Jul 2024 [monthly]

Completed NA
Dec 2022 — Jan 2023 [monthly]

Completed NA
Jan 2021 — Dec 2022 [monthly]

Completed NA

▶ Show 5 earlier versions

Jun 2018 — Jan 2021 [monthly]

Completed NA
May 2018 — Jun 2018 [monthly]

Completed NA

Phase: None → NA
Apr 2018 — May 2018 [monthly]

Completed

Phase: NA → None
Aug 2017 — Apr 2018 [monthly]

Completed NA
Jan 2017 — Aug 2017 [monthly]

Completed NA

First recorded

Aug 2013

Trial started

Per CT.gov start date — pre-dates our first snapshot

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:

VA Office of Research and Development

Data source: VA Office of Research and Development

For direct contact, visit the study record on ClinicalTrials.gov .

Study Locations

• Portland, United States