Publications by authors named "Wai Kent Yeung"

Vision impairment is common among older adults and affects dementia screening assessments, which include visually presented items. We developed and validated a version of the Montreal Cognitive Assessment (MoCA) for people with vision impairment that includes all the cognitive domains included in the standard MoCA. Visual components of the MoCA were adapted by developing alternative spoken forms.

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Article Synopsis
  • The study explores how a sensory support intervention (SSI) program impacts quality of life in individuals with mild-to-moderate dementia who also have hearing and vision difficulties.
  • Researchers conducted a randomized controlled trial across seven clinics in five European countries, evaluating the effectiveness of an 18-week program compared to standard care.
  • The primary outcome measured was changes in health-related quality of life, using the Dementia Quality of Life Instrument (DEMQoL), with a total of 252 participants randomly assigned to either the SSI group or a control group receiving usual care.
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Background: Cognitive screening tools enable the detection of cognitive impairment, facilitate timely intervention, inform clinical care, and allow long-term planning. The Montreal Cognitive Assessment for people with hearing impairment (MoCA-H) was developed as a reliable cognitive screening tool for people with hearing loss. Using the same methodology across four languages, this study examined whether cultural or linguistic factors affect the performance of the MoCA-H.

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Background: The PAL is a career-completed assessment that indexes cognitive functional ability to inform individualised support. As hearing and vision loss are prevalent, we assessed the PAL for potential bias with hearing or vision impairment.

Methods: We collected PAL responses for 333 adults aged over 60 years in the UK, France, Canada, Greece and Cyprus.

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Background: Hearing impairment is common among older adults and affects cognitive assessments for identification of dementia which rely on good hearing function. We developed and validated a version of the Montreal Cognitive Assessment (MoCA) for people with hearing impairment.

Methods: We adapted existing MoCA 8.

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Purpose: Aging-related sensory impairments are among the most common and disabling comorbidities in people with dementia (PwD). This study explored the unmet support care needs (SCNs) from the perspectives of people with hearing and/or vision impairment in dementia (PwD), and their care partners in Europe.

Methods: This was a two-phase mixed methods study.

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Article Synopsis
  • A wide range of online and app-based tools for cognitive impairment self-testing are available, but their quality is questionable.
  • A scoping review identified 3057 tools, with only 25 meeting the criteria for a deeper look, focusing mainly on memory, attention, and executive function.
  • Only a few tools had documented psychometric data, highlighting the need for more reliable, validated options to help users accurately assess their cognitive health.
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Objectives: Hearing, vision, and cognitive impairment commonly co-occur in older adults. Improving sensory function may positively impact outcomes in people with dementia (PwD). We developed a "sensory intervention" (SI) to support hearing and vision in PwD.

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Uncorrected refractive error is a major cause of vision impairment, and is indexed by visual acuity. Availability of vision assessment is limited in low/middle-income countries and in minority groups in high income countries. eHealth tools offer a solution; two-thirds of the globe own mobile devices.

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Introduction: Hearing and vision impairments are highly prevalent among older adults and impact commonly used cognitive assessment tools for the identification of dementia. Adaptations of such tests for people with hearing or vision impairment have not been adequately validated among populations with such sensory impairment.

Methods And Analysis: We will develop two versions of the Montreal Cognitive Assessment (MoCA) for people with acquired hearing impairment (MoCA-H) or vision impairment (MoCA-V).

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