Evidence map›Paper›PMID 41038979›Full record

ArticleScientific reports2025

Optimization strategies for elderly hearing aid user satisfaction based on the Kano QFD integrated model and FAD theory.

Yansheng Ren, Kangheui Cha

Abstract read
In one paragraph

Article in Scientific reports, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper.

0numbers the graph read from it
0cells of the map it votes in
1citing papers in PubMed
–field-weighted citation impact
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

1 citing paper in PubMed.

  1. Article
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

2 authors.

Yansheng RenIndustrial Design Department, Hongik University, Seoul, 04066, Korea.
Kangheui ChaIndustrial Design Department, Hongik University, Seoul, 04066, Korea. cokyry@hongik.ac.kr.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Advancements in global healthcare and declining birth rates have accelerated population aging, intensifying challenges such as workforce shortages and increasing the demand for tailored solutions to enhance the quality of life for the elderly. This study addresses a critical gap in the design of smart products for seniors by proposing a two-stage user satisfaction framework that integrates the Kano model, Quality Function Deployment (QFD), and Fuzzy Axiomatic Design (FAD) to manage uncertainties in user evaluations. Using a case study of Senior Hearing Aids (SHAs), the framework identifies nine key design factors and prioritizes improvements based on Importance Coefficients (ICs): environmental mode audio noise reduction (FR

Indexed as

Hearing AidsPatient SatisfactionAgedAged, 80 and overEquipment DesignFuzzy LogicHumansModels, TheoreticalQuality of LifeAxiomatic designKano QFDSenior hearing aidsTriangular fuzzy numbersUser satisfaction

Identifiers

PMID41038979
PMCPMC12491538

What OpenQuestion holds

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Registered trials

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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.