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Original Article

A computer method for assessing satisfaction with hearing aids

Un método computacional para evaluar la satisfacción en el uso de auxiliares auditivos

, , , , &
Pages 393-399 | Published online: 07 Jul 2009
 

Abstract

The purpose of this study was to evaluate a new clinical assessment, the Dynamic Assessment of Hearing Aids (DAHA), for a large clinical population. Unlike traditional questionnaire methods, the DAHA has patients use an intuitive graphical computer interface to record visual analogue ratings of satisfaction with various features of their hearing aids (e.g. clarity, cost, appearance). Data were collected from 191 participants.A subset of participants returned for retest. The DAHA items assess satisfaction with hearing aids within four domains: communication, physical features, sound quality, and personal reactions. The concurrent validity was determined by comparing DAHA results to those obtained with the satisfaction with amplification in daily life (SADL). Ratings for personal reactions to hearing aids indicate the most satisfaction, and ratings for communication (especially group conversations and phone use) indicate the least satisfaction. The DAHA total score was found to have good test/retest and high internal consistency. Concurrent validity was supported by a strong correlation between total scores on the DAHA and the SADL. Results suggest the DAHA maybe an effective tool for clinical use.

Sumario

El objetivo de este estudio fue valorar un nuevo instrumento clínico, la “Evaluación dinámica de Auxiliares Auditivos” (DAHA), en una amplia población. A diferencia de los cuestionarios tradicionales, con el DAHA los pacientes utilizan una interfase gráfica intuitiva para grabar apreciaciones de satisfacción análogas visuales de varios atributos de sus auxiliares auditivos (p.ej. claridad, costo, apariencia). Se colectaron datos de 191 participantes. Un subgrupo de participantes regresó para una re-evaluación. Los ítem del DAHA evalúan la satisfacción que proporcionan los auxiliares auditivos en cuatro áreas: comunicación, características físicas, calidad de sonido y reacciones personales. La validez concomitante se determinó comparando los resultados del DAHA con los obtenidos en el de “Satisfacción con Amplificación en la Vida Diaria” (SADL). Los índices de reacciones personales a los auxiliares indicaron la mayor satisfacción y los índices de comunicación (especialmente conversación grupal y uso de teléfono) indicaron la menor satisfacción. Se encontró que la calificación total del DAHA tiene una alta consistencia interna y una buena calificación test/re-test. Hubo una alta correlación entre la calificación final en el DAHA y la de SADL. Los resultados sugieren que el DAHA puede ser una herramienta de uso clínico efectiva.

Acronyms
DAHA=

Dynamic assessment of hearing aids

HHIE=

Hearing handicap inventory for the elderly

SADL=

Satisfaction with amplification in daily life

VAS=

Visual analogue scale

Acronyms
DAHA=

Dynamic assessment of hearing aids

HHIE=

Hearing handicap inventory for the elderly

SADL=

Satisfaction with amplification in daily life

VAS=

Visual analogue scale

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