In Norway, 10.9% of adults say that they have a hearing loss. Nearly half of them use hearing aids, according to the survey EuroTrak Norway 2019.
In Poland, 15.1% say that they have a hearing loss. Only around one in five of those in Poland who say they have a hearing loss use hearing aids, according to the EuroTrak Poland 2019 survey.
12.3% of adults in New Zealand say that they have a hearing loss. 41.6% use hearing aids, according to the survey New Zealand Trak 2018.
Hearing loss is common among older Taiwanese people. Four out of ten older Taiwanese people have a hearing loss, according to a Taiwanese study.
Nearly 30% of the participants in a Chinese study had a speech frequency hearing loss and more than 40% had a high-frequency hearing loss. Another Chinese study found that Chinese workers who are exposed to high levels of work noise have a high prevalence of hearing loss.
A Korean study found that 17% of adolescents in the study had at least some form of hearing loss.
Not aware – and selective hearing
Many Canadians are not aware of their hearing loss. Only 6% of Canadians aged 40 to 79 say they have a hearing loss. But when measured, 54% have at least a mild hearing loss, according to data from Statistics Canada.
More than half of the participants in a British survey are concerned about their partner's hearing. Three quarters of Britons in the survey believe their partner has 'selective hearing' - and men are 'worse' than women.