N/A N=40 Treatment

Comparison of PSAPs in Different Maskers

Auditory Perception

Bottom Line

View on ClinicalTrials.gov: NCT03704142 ↗

Enrolled (actual)

Serious AEs

0.0%

Results posted

May 2022

Primary outcome: Primary: Comparison of How Four Models of Personal Listening Devices Improve Word Understanding in Noise — 1.65; 0.85; 7.35; 10.24 Percent of words recalled

Study Design & Population

Study type: Interventional
Phase: N/A
Interventions: Sound World Solutions CS50+ (Device); Tweak Focus (Device); IQ Earbuds (Device); Bose Hearphones (Device)
Age: Adult · 45+ yrs
Sex: All
Sponsor: University of Massachusetts, Amherst
Primary completion: Mar 2020

Outcome Measures

Outcome	Result	p-value
PRIMARY Comparison of How Four Models of Personal Listening Devices Improve Word Understanding in Noise	1.65; 0.85; 7.35; 10.24	—
SECONDARY Difference in Self-rated Listening Effort	-1.4; -1.4; -0.9; -1.8	—

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.

Eligibility Criteria

Inclusion Criteria

mild high-frequency hearing loss (pure-tone thresholds of 25 decibels hearing loss - 45 decibels hearing loss between 2000 Hz and 6000 Hz)

Exclusion Criteria

history of prior hearing aid use
history of neurologic or otologic disorders
score of < 26 on Montreal Cognitive Assessment (cognitive screening tool)

View full record on ClinicalTrials.gov →

Data sourced from ClinicalTrials.gov (NCT03704142). Outcome figures and adverse-event rates are extracted automatically from the registry's posted results and are provided for clinician reference, not as a substitute for the primary publication.