Evidence map›Paper›PMID 35316868›Full record

ArticleJournal of audiology & otology2022

Effects of an Active Noise Control Technology Applied to Earphones on Preferred Listening Levels in Noisy Environments.

Takunari Hoshina, Daiki Fujiyama, Takuji Koike, Katsuhisa Ikeda

Open access · diamondAbstract read
In one paragraph

Article in Journal of audiology & otology, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 5 papers.

0numbers the graph read from it
0cells of the map it votes in
5citing papers in PubMed
3.4field-weighted citation impact, top 9% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

5 citing papers in PubMed, 12 citations in OpenAlex.

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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

4 authors at 2 institutions in 1 country.

Takunari HoshinaDepartment of Otorhinolaryngology, Juntendo University Faculty of Medicine, Tokyo, Japan.
Daiki FujiyamaDepartment of Mechanical Engineering and Intelligent Systems Graduate School of Informatics and Engineering, The University of Electro-Communications, Tokyo, Japan.
Takuji KoikeDepartment of Mechanical Engineering and Intelligent Systems Graduate School of Informatics and Engineering, The University of Electro-Communications, Tokyo, Japan.
Katsuhisa IkedaDepartment of Otorhinolaryngology, Juntendo University Faculty of Medicine, Tokyo, Japan.
Juntendo University · JPUniversity of Electro-Communications · JP

Funding

Ministry of Education, Sports, Science and Culture 15K00737
6 · The paper itself

Abstract

BACKGROUND AND

objectivesThe harmful effects of frequent exposure to loud sounds through portable music players (PMPs) in combination with earphones have been suggested to result in a high prevalence of recreational noise-induced hearing loss among children, adolescents, and young adults. The present study aimed to evaluate the effects of an active noise control technology applied to earphones on the preferred listening levels (PLLs) while listening to music in the presence of background noise. SUBJECTS AND

methodsTwenty-three adults between 20 and 40 years with normal hearing were recruited for this study. PLLs for listening to pop-rock and classical music were measured in the participants' ear canal with a commercially available PMP for four earphone/headphone configurations in quiet and noisy conditions. Ear canal insertion loss was measured in open ear conditions as well as earphone/headphone conditions.

resultsThe average PLL while using earphones and headphones exceeded 85 dBA corresponding to the sound level to induce hearing damage, but in the case of canal earphones with noise cancelling (NC), it was below 75 dBA, corresponding to potentially harmful levels. The background subway noise significantly increased the PLL measured in quiet conditions using any four earphone/headphone types except canal earphones with NC. Canal earphones with NC showed the lowest PLLs compared with participants' average PLLs using the other three earphone/headphone types.

conclusionsTo minimize recreational noise exposure at the risk of PMP use, the use of earphones with NC is recommended in noisy environments.

Indexed as

Background noiseCanal earphonesNoise cancellationPortable music playerReferred listening level

Identifiers

PMID35316868
PMCPMC9271732
OpenAlexW4220820952

What OpenQuestion holds

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LicenceCC BY-NC
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Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.