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NCT03704142 · ClinicalTrials.gov registry record · NA
Comparison of PSAPs in Different Maskers
A NA study, sponsored by University of Massachusetts, Amherst.
- Completed
- Registry status
- NA
- Development phase
- 48
- Enrollment target
NCT03704142: Completed NA study, sponsored by University of Massachusetts, Amherst.
NCT03704142 is a NA study that has completed, run by University of Massachusetts, Amherst. The registered enrollment target is 48 participants, below the 1,404-participant average among 58,714 other NA trials with a reported enrollment target (97% lower). According to ClinicalTrials.gov, the official US trial registry.
The verdict
NCT03704142, a NA study, has completed, sponsored by University of Massachusetts, Amherst.
- COMPLETED
- Registry status
- NA
- Development phase
- 48 participants
- Enrollment target
Study Summary
This study will measure the performance of three personal amplification devices when used by middle-aged adults. Speech understanding will be assessed with two different types of background noises at three different input levels.
Primary Outcome
Improvement in performance on speech perception task using the Nuheara IQ Buds, Tweak Focus, Bose Hearphones, or the Sound World Solutions CS 50+ personal listening devices, measured by percentage of words accurately recalled in noise with device minus percentage recalled without device. Positive values indicate improvement in performance.
Interventions
- DEVICE Sound World Solutions CS50+
- DEVICE Tweak Focus
- DEVICE IQ Earbuds
- DEVICE Bose Hearphones
Trial Details
| Field | Value |
|---|---|
| Enrollment Target | 48 participants |
| Start Date | 2019-03-01 |
| Est. Completion | 2020-03-30 |
| Phase | NA |
What the finished NCT03704142 record still lists
NCT03704142 is an interventional study that assigns participants to a tested intervention. The registry caps enrollment at 48 participants, a relatively small participant target, below the 1,404-participant average among 58,714 other NA trials with a reported enrollment target (97% lower).
The record links to 0 conditions, and to 4 interventions - of which Sound World Solutions CS50+ is the first listed.
NCT03704142 does not publish any study locations in the registry export this page uses.
Frequently Asked Questions
What is clinical trial NCT03704142 about?
NCT03704142 is a clinical study titled "Comparison of PSAPs in Different Maskers". This study will measure the performance of three personal amplification devices when used by middle-aged adults. Speech understanding will be assessed with two different types of background noises at three different input levels.
What is the current status of trial NCT03704142?
This trial is currently completed. It is a NA study. The enrollment target is 48 participants. The study started on 2019-03-01. Estimated completion is 2020-03-30.
What interventions are being tested in trial NCT03704142?
The interventions under investigation include: Sound World Solutions CS50+ (DEVICE), Tweak Focus (DEVICE), IQ Earbuds (DEVICE), Bose Hearphones (DEVICE).
Who is sponsoring clinical trial NCT03704142?
This trial is sponsored by University of Massachusetts, Amherst, which has 33 total clinical trials registered on ClinicalTrials.gov.
Learn More About Clinical Trials
How this trial's enrollment target compares
Where NCT03704142's enrollment target sits among peer trials
48 1381st of 2000 higher than 601 of 2,000 other NA trials
participants (enrollment target), bucketed by value
Each bar is a band; taller bars hold more other NA trials. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.
Source ClinicalTrials.gov registry export · 2026-08-08
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