%0 Journal Article %T Aetiologies of acquired deafblindness in a national sample %A Christine Lehane %A Hanna Birkbak Hovaldt %A Jesper Dammeyer %A Jonas Henau Teglbj£¿rg %J British Journal of Visual Impairment %@ 1744-5809 %D 2018 %R 10.1177/0264619618758352 %X The present study provides an overview of aetiologies and co-morbidities of acquired deafblindness in a Danish national sample of 514 individuals above 50£¿years of age identified with acquired deafblindness. Information was obtained from a survey and a register. The most frequent aetiology of vision loss was age-related macular degeneration (55.4%). The most frequent aetiology of hearing loss was presbycusis (53.7%). The most frequent aetiology of acquired deafblindness was the combination of age-related macular degeneration and presbycusis (41.5%). However, among the younger participants (50¨C59£¿years of age), Usher syndrome was the most common aetiology (62.5%). The aetiologies of acquired deafblindness are many and constituted by several different combinations of hearing and vision loss aetiologies. The most frequent aetiologies are age related %K Aetiology %K deafblindness %K dual sensory loss %K hearing loss %K vision loss %U https://journals.sagepub.com/doi/full/10.1177/0264619618758352