Association between serum lipids and breast cancer risk in premenopausal women: systematic review and meta-analysis

Objective Associations between serum lipids and their individual components with premenopausal breast cancer risk are unclear. This meta-analysis summarized the literature on serum lipids and premenopausal breast cancer risk to elucidate their relationship. Methods Eligible studies were identified b...

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Autores principales: Jing Wu, Xun Lei, Xianjun Pan, Xiaohua Zeng, Wei Li
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Lenguaje:EN
Publicado: SAGE Publishing 2021
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spelling oai:doaj.org-article:8fbf1b2e5d80402f9381779d616a73362021-12-02T08:05:10ZAssociation between serum lipids and breast cancer risk in premenopausal women: systematic review and meta-analysis1473-230010.1177/03000605211061033https://doaj.org/article/8fbf1b2e5d80402f9381779d616a73362021-11-01T00:00:00Zhttps://doi.org/10.1177/03000605211061033https://doaj.org/toc/1473-2300Objective Associations between serum lipids and their individual components with premenopausal breast cancer risk are unclear. This meta-analysis summarized the literature on serum lipids and premenopausal breast cancer risk to elucidate their relationship. Methods Eligible studies were identified by searching the PubMed, Embase, China National Knowledge Infrastructure, and Wanfang databases until 31 December 2020. Standardized mean difference (SMD) scores with 95% confidence intervals (95%CIs) were used to assess the impact of serum lipids on premenopausal breast cancer risk. The I 2 statistic was calculated to measure the percentage of heterogeneity, and Egger’s test was performed to measure publication bias. Results Thirteen studies were included. The SMD scores of triglycerides (TG) and low-density lipoprotein cholesterol (LDL-C) were 12.90 (95%CI: 7.19–18.61) and 31.43 (95%CI: 8.72–54.15), respectively. The SMD scores of total cholesterol (TC) and high-density lipoprotein cholesterol (HDL-C) were not significantly different between the groups. The included studies were highly heterogeneous. There were no publication biases found in TC, LDL-C, or HDL-C analyses, whereas publication bias was present in the TG analysis. Conclusions TG and LDL-C were higher in premenopausal breast cancer patients than in women without breast cancer. However, no significant differences were found in TC or HDL-C levels.Jing WuXun LeiXianjun PanXiaohua ZengWei LiSAGE PublishingarticleMedicine (General)R5-920ENJournal of International Medical Research, Vol 49 (2021)
institution DOAJ
collection DOAJ
language EN
topic Medicine (General)
R5-920
spellingShingle Medicine (General)
R5-920
Jing Wu
Xun Lei
Xianjun Pan
Xiaohua Zeng
Wei Li
Association between serum lipids and breast cancer risk in premenopausal women: systematic review and meta-analysis
description Objective Associations between serum lipids and their individual components with premenopausal breast cancer risk are unclear. This meta-analysis summarized the literature on serum lipids and premenopausal breast cancer risk to elucidate their relationship. Methods Eligible studies were identified by searching the PubMed, Embase, China National Knowledge Infrastructure, and Wanfang databases until 31 December 2020. Standardized mean difference (SMD) scores with 95% confidence intervals (95%CIs) were used to assess the impact of serum lipids on premenopausal breast cancer risk. The I 2 statistic was calculated to measure the percentage of heterogeneity, and Egger’s test was performed to measure publication bias. Results Thirteen studies were included. The SMD scores of triglycerides (TG) and low-density lipoprotein cholesterol (LDL-C) were 12.90 (95%CI: 7.19–18.61) and 31.43 (95%CI: 8.72–54.15), respectively. The SMD scores of total cholesterol (TC) and high-density lipoprotein cholesterol (HDL-C) were not significantly different between the groups. The included studies were highly heterogeneous. There were no publication biases found in TC, LDL-C, or HDL-C analyses, whereas publication bias was present in the TG analysis. Conclusions TG and LDL-C were higher in premenopausal breast cancer patients than in women without breast cancer. However, no significant differences were found in TC or HDL-C levels.
format article
author Jing Wu
Xun Lei
Xianjun Pan
Xiaohua Zeng
Wei Li
author_facet Jing Wu
Xun Lei
Xianjun Pan
Xiaohua Zeng
Wei Li
author_sort Jing Wu
title Association between serum lipids and breast cancer risk in premenopausal women: systematic review and meta-analysis
title_short Association between serum lipids and breast cancer risk in premenopausal women: systematic review and meta-analysis
title_full Association between serum lipids and breast cancer risk in premenopausal women: systematic review and meta-analysis
title_fullStr Association between serum lipids and breast cancer risk in premenopausal women: systematic review and meta-analysis
title_full_unstemmed Association between serum lipids and breast cancer risk in premenopausal women: systematic review and meta-analysis
title_sort association between serum lipids and breast cancer risk in premenopausal women: systematic review and meta-analysis
publisher SAGE Publishing
publishDate 2021
url https://doaj.org/article/8fbf1b2e5d80402f9381779d616a7336
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