Outcomes of Hearing Aid Use by International Outcome Inventory for Hearing Aids, Thai Version
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Abstract
Background: Hearing loss can occur in people of any age and is a major problem since patients with hearing loss have communication difficulty. Aural rehabilitation with a hearing aid can enhance their communication skills and improve their quality of life. Evaluation of hearing aid use outcomes can help to improve the patient care for healthcare providers.
Objectives: To investigate the outcomes of hearing aid use in hearing impaired patients by adopting the Thai version of International Outcome Inventory for Hearing Aids (IOI-HA) and factors affecting the outcomes.
Materials and methods: This is a cross-sectional study of the subjects who have been fitted with hearing aids at the Department of Otolaryngology, Burapha University Hospital from August 2018 to May 2019. The International Outcome Inventory for Hearing Aids (IOI-HA), Thai version was completed by face-to-face or telephone interview. The data were analyzed using descriptive statistics and logistic regression.
Results: A total of 158 patients (80 males and 78 females with an average age of 71.4 years) were enrolled. It was revealed that 57.6% of participants were very satisfied with the hearing aids, 38.0% were generally satisfied, whereas 4.4% were dissatisfied. The total IOI-HA scores were significantly correlated with average hearing threshold level (pure-tone average; PTA), speech discrimination score (SDS) and custom-made typed hearing aids. However, 58.2% of the subjects reported that the hearing aids had slightly to moderately helped, and only 37.0% used the hearing aids for more than 8 hours a day.
Conclusion: Therefore, longer daily use should be encouraged and custom-made hearing aids are recommended. Meanwhile the patients’ hearing level should be taken into account in order to enhance the hearing aid users’ satisfaction.
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References
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