R. Yasuda, K. Takeuchi, T. Funakoshi, T. Maruo
Bioelectrical impedance analysis in the clinical management of preeclamptic women with edema
Objective: The aim of this study was to correlate bioelectrical
impedance analysis (BIA) with the clinical
course of preeclampsia with edema.
Design: 440 pregnant women with apparently normal,
single pregnancy participated in this longitudinal study.
Anthropometric measurements and BIA were performed
during pregnancy and postpartum period.
Results: All of the measurements were completed in 333
of the women; 279 of the women had a normal pregnancy
(control group). The remaining 54 women developed
edema during the third trimester of pregnancy. Of these,
40 women had only edema, and 14 women had edema
followed by hypertension and/or proteinuria (preeclampsia
group). The BIA index (the height squared divided
by resistance) in the control group increased significantly
towards late pregnancy, compared to that in
early pregnancy. The indexes in the edema group were
significantly higher during the third trimester compared
to those of the control group at the same gestational
week. The index in the preeclampsia group was higher
relative to that in the control group. Moreover, a substantial
increase in the index preceded the development
of edema in the cases in which pregnancy was terminated
due to deterioration of preeclampsia.
Conclusions: Our results show that BIA is a useful
method for monitoring longitudinal changes in total
body water in pregnant women, and that BIA may be a
powerful predictor of deterioration of preeclampsia preceded
by edema.
Journal of Perinatal Medicine, Walter de Gruyter
Print ISSN: 1619-3997
Volume: 31, 07/2003
Pages: 275 - 280
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