dual task performance in cognitive frail patients

Introduction

Dual-task performance, which involves simultaneously managing cognitive and motor tasks, is a critical area of study in cognitive frail patients. This research is particularly relevant as it can provide insights into the challenges faced by elderly individuals with cognitive impairments and frailty, and inform interventions to improve their quality of life.

Key Insights

Impact of Dual-Tasking on Motor Performance:
- Frail geriatric patients, especially those with cognitive impairments, show significant decreases in maximal motor performance during dual tasks .
- Dual-tasking significantly decreases walking speed and increases stride time variability, indicating reduced gait stability and increased fall risk in frail elderly.
Dual-Task Training Benefits:
- Dual-task training programs can improve both cognitive and physical performance in frail elderly, including those with Alzheimer's disease .
- Regular combined training with visual stimulation enhances cognitive function, physical performance, and brain health, as indicated by improved cognitive function and reduced theta/alpha brain oscillation ratio.
Diagnostic and Prognostic Value:
- Dual-task paradigms, such as the Timed Up and Go-Dual Task (TUG-DT), are effective in distinguishing between healthy controls, patients with mild cognitive impairment (MCI), and those with mild Alzheimer's disease (AD).
- The dual-task paradigm shows a moderate correlation with cerebrospinal fluid AD biomarkers, suggesting its potential use in clinical diagnostics.
Associations with Cognitive Frailty:
- Cognitive frailty (CF) is associated with significant impairments in dual-task walking performance, particularly in elderly patients with cerebral small vessel disease (SVD).
- Dual-task performance is significantly correlated with cognitive function, indicating that better dual-task performance is associated with better cognitive outcomes.
Influence of Physical Activity and Cognition:
- Physical activity levels and cognitive function significantly influence dual-task performance, with frail individuals showing worse outcomes compared to non-frail individuals.
- Cognitive impairments contribute to increased gait variability and instability under dual-task conditions, highlighting the need for targeted interventions.

Conclusion

Research indicates that dual-task performance is significantly impaired in cognitive frail patients, particularly affecting their motor abilities and increasing fall risk. However, dual-task training programs show promise in improving both cognitive and physical functions. Diagnostic tools like the TUG-DT are valuable in assessing dual-task performance and distinguishing between different levels of cognitive impairment. Overall, dual-task interventions could be crucial in managing cognitive frailty and improving the quality of life for elderly patients.

Dual task performance in cognitive frail patients

Summary

Introduction

Key Insights

Conclusion

Sources and full results

Dual and triple tasks performance in institutionalized prefrail and frail older adults

Institutionalized prefrail and frail older adults show differences in dual- and triple-task performance, which is relevant for daily activities involving simultaneous motor and cognitive tasks.

A randomized controlled trial protocol to test the efficacy of a dual-task multicomponent exercise program in the attenuation of frailty in long-term nursing home residents: Aging-ONDUAL-TASK study

A dual-task multicomponent exercise program with simultaneous cognitive training can potentially reduce frailty in long-term nursing home residents.

Dual-Task Performance: Influence of Frailty, Level of Physical Activity, and Cognition

Frail older adults perform worse in the Timed Up and Go test compared to nonfrail older adults, but the dual-task test does not differentiate frail older adults from nonfrail older adults, regardless of cognitive performance.

Motor performance deteriorates with simultaneously performed cognitive tasks in geriatric patients.

In frail or cognitively impaired geriatric patients, simultaneous cognitive tasks can significantly decrease maximal motor performance, potentially linking frailty and cognitive impairment to a higher incidence of falls.

Dual-Task Training Affect Cognitive and Physical Performances and Brain Oscillation Ratio of Patients With Alzheimer’s Disease: A Randomized Controlled Trial

Regular combined training with visual stimulation improves cognitive function and reduces theta/alpha ratio in Alzheimer's disease patients.

The Diagnostic and Prognostic Value of a Dual-Tasking Paradigm in a Memory Clinic.

The dual-tasking paradigm is a useful diagnostic tool for separating mild cognitive impairment (MCI) from healthy elderly, but has low prognostic value for cognitive decline progression and rate of cognitive decline.

Gait stability and variability measures show effects of impaired cognition and dual tasking in frail people

Impaired cognition and dual tasking in frail elderly individuals contribute to increased gait variability and instability, which can help identify those at greater risk for falling.

Cognitive Frailty Among Elderly Chinese Patients With Cerebral Small Vessel Disease: A Structural MRI Study

Cognitive frailty is prevalent in 23.08% of elderly Chinese patients with cerebral small vessel disease and is associated with reduced dual-task walking speed.

Associations between physical function, dual-task performance and cognition in patients with mild Alzheimer's disease

Physical function and dual-task performance are associated with better cognitive performance in patients with mild Alzheimer's disease.

Motoric cognitive risk syndrome, physio-cognitive decline syndrome, cognitive frailty and reversibility with dual-task exercise

Dual-task exercise can effectively reverse cognitive frailty, functional limitations, and impairment in older adults, regardless of their specific definition.

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