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Improved diabetes control in the elderly delays global cognitive decline
J A Luchsinger1, W Palmas, J A Teresi
1Department of Medicine, Columbia University, Division of General Medicine, PH9East-105, 630 West 168th street, New York, NY 10032, USA. jal94@columbia.edu
The Journal of Nutrition, Health & Aging
|May 31, 2011
Summary
Telemedicine improved diabetes control in elderly patients, leading to slower cognitive decline. Better Hemoglobin A1c (HbA1c) levels were key to this cognitive benefit.
Area of Science:
- Gerontology
- Endocrinology
- Neurology
Background:
- Type 2 diabetes is prevalent in the elderly population.
- Diabetes management is complex and can impact cognitive function.
- Telemedicine offers a potential solution for remote patient monitoring and care.
Purpose of the Study:
- To investigate the relationship between improved diabetes control and cognitive outcomes in older adults.
- To assess the efficacy of a telemedicine-based intervention for diabetes management.
Main Methods:
- Randomized control trial involving 2169 elderly participants (≥55 years) with type 2 diabetes.
- Intervention group received diabetes case management via telemedicine, coordinated with primary care physicians.
- Measurements included Hemoglobin A1c (HbA1c), blood pressure, cholesterol, and global cognition (CARE scale) annually for up to 5 years.
Main Results:
- The telemedicine intervention was associated with slower global cognitive decline (p = 0.01).
- Improvements in HbA1c significantly mediated the intervention's effect on cognitive decline (p = 0.03).
- Systolic blood pressure (SBP) and low-density lipoprotein cholesterol (LDL) did not mediate this effect.
Conclusions:
- Telemedicine interventions can improve diabetes control in the elderly, aligning with clinical guidelines.
- Enhanced diabetes control, particularly through improved HbA1c, is linked to reduced global cognitive decline.
- This study highlights the potential of telemedicine in preserving cognitive function in aging populations with diabetes.
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