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A Machine Learning Approach to Design an Efficient Selective Screening of Mild Cognitive Impairment
Published on: January 11, 2020
Emerging biomarkers and screening for cognitive frailty
Qingwei Ruan1, Grazia D'Onofrio2, Daniele Sancarlo2
1Shanghai Key Laboratory of Clinical Geriatrics, Department of Geriatrics, Huadong Hospital, and Research Center of Aging and Medicine, Shanghai Institute of Geriatrics and Gerontology, Shanghai Medical College, Fudan University, Shanghai, 200040, China.
Physical frailty and cognitive frailty are key targets in aging research. Cognitive frailty, linked to physical causes, shows potential for reversibility, offering new intervention strategies.
Area of Science:
- Gerontology and neuroscience research focusing on aging and cognitive health.
Background:
- Physical frailty and cognitive frailty are critical areas in aging research aiming to improve health span.
- Understanding cognitive frailty is essential for developing targeted interventions in older adults.
Purpose of the Study:
- To review clinical and epidemiological studies on the construct of cognitive frailty.
- To examine operational definitions, clinical criteria, and emerging biomarkers for cognitive frailty screening.
Main Methods:
- Narrative review of existing clinical and epidemiological research.
- Analysis of studies associating physical frailty and frailty indexes with cognitive outcomes.
- Exploration of emerging biomarkers for sarcopenia, physical frailty, and cognitive impairment.
Main Results:
- Physical frailty and multidimensional frailty indexes are linked to cognitive decline, dementia, and Alzheimer's disease.
- Cognitive frailty is proposed as a clinical entity where cognitive impairment stems from physical causes and may be reversible.
- New diagnostic criteria for Alzheimer's disease may aid in differentiating cognitive impairment within the cognitive frailty construct.
Conclusions:
- Emerging biomarkers for sarcopenia, physical frailty, and cognitive impairment are crucial for establishing reliable criteria for cognitive frailty.
- Further research is needed to refine operational definitions and identify clinical, biological, and imaging markers for cognitive frailty.
- Cognitive frailty represents a potentially reversible clinical condition linking physical health to cognitive function in aging.
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