Epicardial Fat Thickness and Bone Mineral Content: The Healthy Twin Study in Korea

Background: The conventional concept of positive association between general obesity and bone health was challenged in recent studies reporting the different effects of specific fat deposition on bone health. In the present study, we investigated the association between epicardial fat and bone healt...

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Main Authors: Dong-won Lee, Min Soo Cho, Eun Yeong Choe, Seung Woo Park, Yun-Mi Song, Sang-Chol Lee, Joohon Sung
Format: Article
Language:English
Published: Japan Epidemiological Association 2018-05-01
Series:Journal of Epidemiology
Subjects:
Online Access:https://www.jstage.jst.go.jp/article/jea/28/5/28_JE20170027/_pdf
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author Dong-won Lee
Min Soo Cho
Eun Yeong Choe
Seung Woo Park
Yun-Mi Song
Sang-Chol Lee
Joohon Sung
author_facet Dong-won Lee
Min Soo Cho
Eun Yeong Choe
Seung Woo Park
Yun-Mi Song
Sang-Chol Lee
Joohon Sung
author_sort Dong-won Lee
collection DOAJ
description Background: The conventional concept of positive association between general obesity and bone health was challenged in recent studies reporting the different effects of specific fat deposition on bone health. In the present study, we investigated the association between epicardial fat and bone health. Methods: We measured echocardiographic epicardial fat thickness (EFT) and bone mineral content (BMC) in a twin-family cohort of Koreans (n = 1,198; 525 men, 460 pre- and 213 post-menopausal women). A total 121 pairs of monozygotic twin (MZ) and 404 pairs of dizygotic twin and sibling pairs (DZ/Sib) were included. Results: EFT was positively associated with BMC in total, as well as in three subgroups (β = 0.107, 0.076, and 0.058 for men, pre-, and post-menopausal women, respectively). The positive association between EFT and BMC remained for DZ/Sib difference analysis, but was absent for MZ comparisons. The positive association between BMI and BMC was consistent for DZ/Sib and MZ difference analysis. After adjusting for the effect of general obesity via BMI, the association between BMC and EFT was statistically non-significant (β = 0.020, 0.000, and −0.009 for men, pre-, and post-menopausal women, respectively). Conclusion: Our findings do not support epicardial fat’s beneficial effects on bone health, whereas general adiposity has an osteotropic effect. The association between EFT and BMC is through common genetic component factors.
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spelling doaj.art-b3a4cec04e324c238f12ab0b053cfe5a2022-12-22T01:59:29ZengJapan Epidemiological AssociationJournal of Epidemiology0917-50401349-90922018-05-0128525325910.2188/jea.JE20170027Epicardial Fat Thickness and Bone Mineral Content: The Healthy Twin Study in KoreaDong-won Lee0Min Soo Cho1Eun Yeong Choe2Seung Woo Park3Yun-Mi Song4Sang-Chol Lee5Joohon Sung6Department of Internal Medicine, Division of Gastroenterology, Korea University Ansan Hospital, Ansan, KoreaHeart Institute, Asan Medical Center, University of Ulsan College of Medicine, Seoul, KoreaDepartment of Internal Medicine, Division of Endocrinology, Yonsei University College of Medicine, Seoul, KoreaDepartment of Cardiology and Cardiovascular Imaging Center, Cardiac and Vascular Center, Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul, KoreaDepartment of Family Medicine, Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul, KoreaDepartment of Cardiology and Cardiovascular Imaging Center, Cardiac and Vascular Center, Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul, KoreaDepartment of Epidemiology, School of Public Health, Seoul National University, Seoul, KoreaBackground: The conventional concept of positive association between general obesity and bone health was challenged in recent studies reporting the different effects of specific fat deposition on bone health. In the present study, we investigated the association between epicardial fat and bone health. Methods: We measured echocardiographic epicardial fat thickness (EFT) and bone mineral content (BMC) in a twin-family cohort of Koreans (n = 1,198; 525 men, 460 pre- and 213 post-menopausal women). A total 121 pairs of monozygotic twin (MZ) and 404 pairs of dizygotic twin and sibling pairs (DZ/Sib) were included. Results: EFT was positively associated with BMC in total, as well as in three subgroups (β = 0.107, 0.076, and 0.058 for men, pre-, and post-menopausal women, respectively). The positive association between EFT and BMC remained for DZ/Sib difference analysis, but was absent for MZ comparisons. The positive association between BMI and BMC was consistent for DZ/Sib and MZ difference analysis. After adjusting for the effect of general obesity via BMI, the association between BMC and EFT was statistically non-significant (β = 0.020, 0.000, and −0.009 for men, pre-, and post-menopausal women, respectively). Conclusion: Our findings do not support epicardial fat’s beneficial effects on bone health, whereas general adiposity has an osteotropic effect. The association between EFT and BMC is through common genetic component factors.https://www.jstage.jst.go.jp/article/jea/28/5/28_JE20170027/_pdfepicardial fatvisceral fatbone mineral content
spellingShingle Dong-won Lee
Min Soo Cho
Eun Yeong Choe
Seung Woo Park
Yun-Mi Song
Sang-Chol Lee
Joohon Sung
Epicardial Fat Thickness and Bone Mineral Content: The Healthy Twin Study in Korea
Journal of Epidemiology
epicardial fat
visceral fat
bone mineral content
title Epicardial Fat Thickness and Bone Mineral Content: The Healthy Twin Study in Korea
title_full Epicardial Fat Thickness and Bone Mineral Content: The Healthy Twin Study in Korea
title_fullStr Epicardial Fat Thickness and Bone Mineral Content: The Healthy Twin Study in Korea
title_full_unstemmed Epicardial Fat Thickness and Bone Mineral Content: The Healthy Twin Study in Korea
title_short Epicardial Fat Thickness and Bone Mineral Content: The Healthy Twin Study in Korea
title_sort epicardial fat thickness and bone mineral content the healthy twin study in korea
topic epicardial fat
visceral fat
bone mineral content
url https://www.jstage.jst.go.jp/article/jea/28/5/28_JE20170027/_pdf
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