the impact of hearing loss on people’s lives …. and what we can do about it harvey dillon
TRANSCRIPT
The impact of hearing loss on people’s lives…. and what we can do about it
Harvey Dillon
Children• General community – ~
• Indigenous children – – Otitis Media– Central auditory processing disorder– English as a second language
Conductive hearing loss
Central auditory processing disorder
Indigenous children
Difficulty in classroom
Poor education
Poor employment
prospects
Poor living conditions
Ear infections
Health
Education
State Fed
More Support for Students with Disabilities Initiative
Effects of hearing loss
Leisure noise
Hearing damage
Workplace noise
Environmental factors
Genetic pre-dispositions
Age
Good
Noise damaged
3 days post-exposureControl
6Kujawa & Liberman, 2009
Loss of post-synaptic terminals matches loss or pre-synaptic ribbons
Primary Neural Degeneration after TTS: Mouse
Effects of hearing loss
Leisure noise
Hearing damage
Workplace noise
Difficulty hearing in
noise & reverb
Environmental factors
Genetic pre-dispositions
Age
Effect of hearing loss on speech in noiseD
eterioration
Effect of mild loss on speech in noiseHig h cu e S RT = -1 9 .1 0 1 +0 .2 3 7 7 *x
0 2 4 6 8 1 0 1 2 1 4 1 6 1 8 2 0 2 2 2 4 2 6
4F AHL worse ear
-2 2
-2 0
-1 8
-1 6
-1 4
-1 2
-1 0
-8
Hig
h cu
e S
RT
Effects of hearing loss
Leisure noise
Hearing damage
Difficulty hearing in
noise & reverb
Workplace noise
Environmental factors
Genetic pre-dispositions
Age
Depression, decreased
independence,quality of life
…….
Social withdrawal
Untreated hearing loss has been statistically associated with:
• Depression• Social isolation, psychological withdrawal,
loneliness• Decreased self-sufficiency• Decreased cognitive functioning• Decreased psychosocial well-being• Decreased access to health services• Higher mortality rate
Treatment with hearing aids improves:
• Depression, anxiety, paranoia• Social interaction• Emotional functioning• Cognitive functioning• Learning ability• Alertness• Psycho-social well-being
Effects of hearing loss
Leisure noise
Hearing damage
Difficulty hearing in
noise & reverb
Workplace noise
Environmental factors
Genetic pre-dispositions
Depression, decreased
independence,quality of life
…….
Age $6.7 bn loss
Cessation of work;
Under-achievement
at work
Social withdrawal
Economic impact• Untreated hearing loss leads to $11.75 bn p.a. in lost
economic activity – Access Economics (2006)– $6.7 bn from productivity loss (lower work-force participation and
effectiveness)
Australians with hearing loss per year of age
3.1m – 14%
3.8m – 15%
4.8m – 17%
20 30 40 50 60 70 80 90 100 -
20,000
40,000
60,000
80,000
100,000
120,000
140,000
160,000
Age
2030
2020
2011
≥101
Minimising the effects of hearing loss
Leisure noise
Hearing damage
Difficulty hearing in
noise & reverb
Workplace noise
Environmental factors
Genetic pre-dispositions
$6.7 bn loss
Depression, decreased
independence,quality of life
…….
Age
Cessation of work;
Under-achievement
at work
Social withdrawal
ResearchResearch +
Public health campaigns
Focussed hearing rehabilitation
program
Focussed hearing rehabilitation
program
Thanks for your attention