Exam Preview for 29847: Applications of Direct-to-Consumer Hearing

Applications of Direct-to-Consumer Hearing Devices for Adults with Hearing Loss

Please note: exam questions are subject to change.

1. Direct-to-consumer hearing devices can be sold via: Internet Mail order Super market All the above
2. Direct-to-consumer hearing devices generally cost: $0 to $10 $50 to $500 $1000 to $2000 Above $2000
3. Direct-to-consumer hearing devices are currently marketed for: Adults with normal hearing Children with normal hearing Adults with hearing loss Children with hearing loss
4. Three main electroacoustic characteristics in relation to hearing devices include: OSPL-90, Attack time, THD OSPL-90, Release time, THD OSPL-90, EIN, THD EIN, Attack time, THD
5. Chan and McPherson (2015) looked at electroacoustic characteristics of over-the-counter devices and found: All had equivalent input noise level below 28 dB All had equivalent input noise level between 28 dB - 35 dB All had equivalent input noise level within an acceptable range A range of equivalent input noise level from below 28 dB to above 50 dB
6. What percentage of people with hearing loss are likely to purchase direct-to-consumer hearing devices via direct mail or online: 5 to 19% 25% 35% 60%
7. Main limitation of the studies in relation to direct-to-consumer hearing devices include: Researcher and audiologist choosing the device Study design Outcome measures used A and B
8. Direct-to-consumer hearing devices study results should be interpreted in relation to: Study design and method Devices used Sample size Electroacoustic characteristics
9. There are currently no studies about the following in relation to direct-to-consumer hearing devices: Electroacoustic characteristics Consumer surveys Outcome studies Economic evaluation
10. What website provide specific and unbiased information about direct-to-consumer hearing devices: www.hearingtracker.com www.costco.com www.bose.com www.audiology.org