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Pre-eclampsia is associated with, and preceded by, hypertriglyceridaemia: a meta-analysis
I D Gallos1, K Sivakumar, M D Kilby
1Nuffield Department of Obstetrics and Gynaecology, University of Oxford, Oxford Radcliffe Hospitals NHS Trust, Oxford, UK.
Summary
High triglyceride levels in pregnant women are linked to pre-eclampsia. This condition, known as hypertriglyceridemia, may precede the development of pre-eclampsia, indicating a potential early marker for the disease.
Area of Science:
- Obstetrics and Gynecology
- Cardiovascular Health
- Metabolic Disorders
Background:
- Elevated triglycerides are associated with metabolic syndrome, obesity, vasculitis, and diabetes mellitus.
- These conditions are recognized risk factors for pre-eclampsia.
- Hypertriglyceridemia may precede the clinical manifestation of pre-eclampsia.
Purpose of the Study:
- To determine the association between hypertriglyceridemia and pre-eclampsia in pregnant women.
- To investigate if hypertriglyceridemia precedes the onset of pre-eclampsia.
Main Methods:
- Comprehensive literature search of multiple databases (MEDLINE, EMBASE, Web of Science, etc.) until June 2012.
- Independent selection of studies by two reviewers involving pregnant women with triglyceride measurements.
- Meta-analysis of weighted mean differences (WMDs) of triglyceride levels using a random effects model.
Main Results:
- Meta-analysis of 24 case-control studies (2720 women) showed a significant association between pre-eclampsia and higher serum triglyceride levels (WMD 0.78 mmol/l).
- Five cohort studies (3147 women) confirmed that hypertriglyceridemia precedes pre-eclampsia onset, observed in the second trimester (WMD 0.24 mmol/l).
- Statistical significance (P < 0.00001 and P < 0.0001) supports these findings.
Conclusions:
- Hypertriglyceridemia is significantly associated with pre-eclampsia.
- Evidence indicates that hypertriglyceridemia precedes the development of pre-eclampsia.
- Future research should explore the prognostic value of triglyceride levels and the efficacy of triglyceride-lowering therapies during pregnancy.
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