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A meta-analysis of serum lipid profiles in premature ovarian insufficiency
Zhen Wang1, Lanlan Fang1, Ze Wu1
1Center for Reproductive Medicine, Henan Key Laboratory of Reproduction and Genetics, The First Affiliated Hospital of Zhengzhou University, Zhengzhou 450052, China.
Insights
Women with premature ovarian insufficiency (POI) have higher levels of harmful cholesterol and triglycerides, increasing cardiovascular disease risk. This meta-analysis confirms elevated total cholesterol, LDL-C, and triglycerides in POI patients compared to controls.
Area of Science:
- Endocrinology
- Cardiology
- Reproductive Health
Background:
- Premature ovarian insufficiency (POI) affects over 1% of women before age 40, leading to reproductive issues and health complications.
- Cardiovascular disease (CVD) mortality is high in POI patients, linked to abnormal serum lipid profiles.
- Previous studies on serum lipids in POI have yielded inconsistent results.
Purpose of the Study:
- To conduct a meta-analysis assessing serum lipid profiles in patients with POI.
- To determine if total cholesterol, HDL-C, LDL-C, and triglyceride levels differ between POI patients and healthy controls.
Main Methods:
- A meta-analysis was performed on ten studies.
- Included data from 458 patients with POI and 551 healthy controls.
- Analyzed serum levels of total cholesterol, HDL-C, LDL-C, and triglycerides.
Main Results:
- Serum total cholesterol, LDL-C, and triglyceride levels were significantly elevated in POI patients (P < 0.00001, P < 0.0001, and P = 0.01, respectively).
- No significant difference in serum HDL-C levels was observed between POI patients and controls.
- Elevated unfavorable lipids suggest a contribution to increased CVD risk in POI.
Conclusions:
- POI is associated with unfavorable alterations in serum lipid profiles, including higher total cholesterol, LDL-C, and triglycerides.
- These lipid changes may underlie the heightened risk of cardiovascular diseases in women with POI.
- Further research and clinical monitoring for cardiovascular health in POI patients are warranted.
Abstract:
Premature ovarian insufficiency (POI), defined as loss of normal ovarian functions before the age of 40 years, occurs in at least 1% of all women. It affects the reproductive system and causes many health problems and psychological stress. Abnormal serum lipid profile leads to cardiovascular diseases, which are strongly associated with high mortality in patients with POI. To date, several studies have examined the levels of different serum lipids in patients with POI. The results, however, are either inconclusive or inconsistent. Therefore, the aim of this meta-analysis was to measure whether serum levels of total cholesterol, high-density lipoprotein cholesterol (HDL-C), low-density lipoprotein cholesterol (LDL-C) and triglyceride are varied in patients with POI. Ten studies in total were included in this meta-analysis involving 1009 individuals: 458 patients with POI and 551 controls. Our analysis results showed that serum total cholesterol (P < 0.00001), LDL-C (P < 0.0001), and triglyceride (P = 0.01) levels were significantly higher in patients with POI compared with healthy controls. Serum HDL-C levels, however, did not vary significantly between controls and patients with POI. These results suggest that elevations in unfavourable lipids may contribute to the high risk of cardiovascular diseases that are observed in patients with POI.
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