Key result
New physical activity-integrated glucose model successfully fits T1D data compared to the standard minimal model.
Why the study?
Physical activity significantly affects glucose dynamics but is not accounted for in standard glucose homeostasis models, limiting closed loop control accuracy.
Population
21 type 1 diabetic subjects
Comparison
Mathematical model accounting for physical activity vs standard minimal model of glucose kinetics
Design
Mathematical modeling study with hyperinsulinemic clamp protocol
Authors
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May aid exercise glucose modeling in T1D; extends minimal model but leaves open prospective validation before use.
A new mathematical model successfully accounts for physical activity in glucose homeostasis for type 1 diabetic subjects.
Marc D. Breton (2008) studied Type 1 diabetes (n=21). New mathematical model of glucose homeostasis valid during physical activity vs. Standard minimal model of glucose kinetics was evaluated on Model fit and performance. A new mathematical model of glucose homeostasis incorporating physical activity was successfully fit to data from 21 type 1 diabetic subjects and compared with the standard minimal model.
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