Despite advances in hearing aid technology and increased awareness about hearing loss, understanding the prevalence and predictors of hearing aid use and benefit remains crucial for effective treatment. A recent study conducted in Norway sheds light on these important aspects, offering insights into the trends over two decades and identifying key factors influencing the adoption and perceived effectiveness of hearing aids.
Published this week in BMC Public Health, researchers from the HUNT study in Norway shed light on the prevalence and predictors of hearing aid use and benefit. The study, conducted over two decades, provides valuable insights into the factors influencing the adoption and effectiveness of hearing aids among adults in Norway.
Understanding Hearing Aid Use Trends
The study analyzed data from two large cross-sectional surveys conducted in 1996-1998 and 2017-2019, involving a total of 63,182 adults. One key finding was the increase in hearing aid use over time, with the prevalence rising from 4.2% in 1997 to 5.8% in 2018 among the adult population.
Particularly noteworthy was the increase in usage among individuals with disabling hearing loss (≥ 35 dB HL), which rose from 46.3% to 64.4% over the same period.
Factors Influencing Hearing Aid Use and Benefit
Several factors were identified as predictors of hearing aid use and benefit. Demographic factors such as lower age, higher education, marriage, and having children were associated with higher adoption rates. Additionally, individuals with tinnitus, childhood-onset hearing loss, and exposure to occupational noise or impulse noise were more likely to use hearing aids.
The study also found that having a spouse and children positively influenced the adoption of hearing aids.
The study assessed self-reported benefits of hearing aid use and found that most users reported experiencing some (47%) or great (48%) help from their hearing aids. However, the extent of benefit varied depending on factors such as age, gender, income, and the presence of tinnitus.
Notably, older participants reported less benefit from their hearing aids compared to younger individuals, highlighting potential challenges associated with cognitive decline or physical limitations.
Implications for Hearing Rehabilitation Programs
These findings have significant implications for hearing rehabilitation programs. The study emphasizes the importance of tailored approaches to address demographic disparities in hearing aid adoption and effectiveness. Innovative solutions may be needed to enhance the adoption rate among elderly individuals and those without significant others. Moreover, early detection and treatment of hearing loss, along with targeted interventions and support systems, can help improve the overall quality of life for individuals with hearing impairment.
Reference:
- Engdahl, B., Aarhus, L. Prevalence and predictors of self-reported hearing aid use and benefit in Norway: the HUNT study. BMC Public Health 24, 474 (2024). https://doi.org/10.1186/s12889-024-17852-z
Source: BMC Public Health
