Abstract
To use the International Outcome Inventory for Hearing Aids (IOI-HA) with patients having advanced hearing aid technology to assess their satisfaction and benefit focusing on gender and experience effects, compare to norms, and use the IOI-HA and a practice-specific questionnaire to monitor the quality of the services provided by a dispensing practice. A study of 160 potential participants who had worn their newly purchased multichannel digital hearing aids having directional microphones for at least three months, completed a trial period, and should have had time to acclimatize to them. English-speaking, private or insurance paying, competent, adult patients from a private practice were mailed a 12-item practice-specific questionnaire and the seven-item IOI-HA. Of the 160 questionnaires mailed, 73 were returned for a 46% return rate. Of those, 64 were useable. Participants included male (34) and female (30), new (30) and previous (34) hearing aid users, who self-selected their participation by returning the questionnaires. The practice-specific questionnaire assessed patients' demographics and the quality of services received. The IOI-HA was analyzed according to an overall score and on two different factor scores. A power ana...Continue Reading
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