Diagnosing dementia: a non-invasive sleep test may help clinicians identify at-risk patients

Written by Sharon Salt, Senior Editor

Researchers from Massachusetts General Hospital and Beth Israel Deaconess Medical Center (both MA, USA) have discovered and validated a marker of dementia – that is, a non-invasive sleep test – that may help clinicians identify patients who have the condition or are at risk of developing it. The study, which has been published in JAMA Network Open, describes how the team created a model known as the Brain Age Index (BAI). This model relies on the use of artificial intelligence alongside a large set of sleep data to estimate the difference between a person’s chronological age and the biological age...

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