Why the study?
Does pre-eclampsia alter sympathovagal balance compared to normal pregnancy and non-pregnant states?
Population
35 women (13 with pre-eclampsia, 12 healthy pregnant, and 10 non-pregnant controls)
Comparison
Pre-eclampsia vs Healthy pregnant women and non-pregnant controls
Design
Cross-sectional
Authors
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Suggests autonomic imbalance in pre-eclampsia meriting investigation; leaves open whether HRV monitoring improves pregnancy outcomes.
Does pre-eclampsia alter sympathovagal balance compared to normal pregnancy and non-pregnant states?
Pre-eclampsia is associated with decreased vagal control of the heart, whereas normal pregnancy does not significantly alter sympatho-vagal balance.
Eneroth‐Grimfors et al. (1994) studied this question.
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