Why the study?
Does acute insulin infusion alter autonomic control of heart function in healthy women?
Population
14 healthy women (10 in insulin group, mean age 21.7 +/- 1.3 years; 4 in control group)
Comparison
Insulin infusion via 2-h hyperinsulinaemic… vs Saline alone infusion
Design
Other
Follow-up
90-120 min
Authors
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Acute insulin may shift autonomic balance in healthy women; hypothesis-generating for cardiovascular risk in insulin-treated patients.
Does acute insulin infusion alter autonomic control of heart function in healthy women?
Acute insulin infusion in healthy women reduces vagal tone and induces relative sympathetic predominance, as measured by heart rate spectral analysis.
Bellavere et al. (1996) studied this question.
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