{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,11,9]],"date-time":"2026-11-09T06:27:29Z","timestamp":1794205649049,"version":"4.8.0"},"reference-count":66,"publisher":"Ovid Technologies (Wolters Kluwer Health)","issue":"5","content-domain":{"domain":["www.ahajournals.org"],"crossmark-restriction":true},"short-container-title":["Circulation Research"],"published-print":{"date-parts":[[2023,8,18]]},"abstract":"<jats:sec>\n                    <jats:title>BACKGROUND:<\/jats:title>\n                    <jats:p>Premature menopause is a risk factor for accelerated cardiovascular aging, but underlying mechanisms remain incompletely understood. This study investigated the role of leukocyte telomere length (LTL), a marker of cellular aging and genomic instability, in the association of premature menopause with cardiovascular disease.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>METHODS:<\/jats:title>\n                    <jats:p>Participants from the UK Biobank and Women\u2019s Health Initiative with complete reproductive history and LTL measurements were included. Primary analyses tested the association between age at menopause and LTL using multivariable-adjusted linear regression. Secondary analyses stratified women by history of gynecologic surgery. Mendelian randomization was used to infer causal relationships between LTL and age at natural menopause. Multivariable-adjusted Cox regression and mediation analyses tested the joint associations of premature menopause and LTL with incident coronary artery disease.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>RESULTS:<\/jats:title>\n                    <jats:p>\n                      This study included 130\u2005254 postmenopausal women (UK Biobank: n=122\u2005224; Women\u2019s Health Initiative: n=8030), of whom 4809 (3.7%) had experienced menopause before age 40. Earlier menopause was associated with shorter LTL (meta-analyzed \u00df=\u22120.02 SD\/5 years of earlier menopause [95% CI, \u22120.02 to \u22120.01];\n                      <jats:italic>P<\/jats:italic>\n                      =7.2\u00d710\n                      <jats:sup>-12<\/jats:sup>\n                      ). This association was stronger and significant in both cohorts for women with natural\/spontaneous menopause (meta-analyzed \u00df=\u22120.04 SD\/5 years of earlier menopause [95% CI, \u22120.04 to \u22120.03];\n                      <jats:italic>P<\/jats:italic>\n                      &lt;2.2\u00d710\n                      <jats:sup>-16<\/jats:sup>\n                      ) and was independent of hormone therapy use. Mendelian randomization supported a causal association of shorter genetically predicted LTL with earlier age at natural menopause. LTL and age at menopause were independently associated with incident coronary artery disease, and mediation analyses indicated small but significant mediation effects of LTL in the association of menopausal age with coronary artery disease.\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>CONCLUSIONS:<\/jats:title>\n                    <jats:p>Earlier age at menopause is associated with shorter LTL, especially among women with natural menopause. Accelerated telomere shortening may contribute to the heightened cardiovascular risk associated with premature menopause.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.1161\/circresaha.123.322984","type":"journal-article","created":{"date-parts":[[2023,7,25]],"date-time":"2023-07-25T05:00:39Z","timestamp":1690261239000},"page":"376-386","update-policy":"https:\/\/doi.org\/10.1161\/crossmarkpolicy","source":"Crossref","is-referenced-by-count":42,"title":["Age at Menopause, Leukocyte Telomere Length, and Coronary Artery Disease in Postmenopausal Women"],"prefix":"10.1161","volume":"133","author":[{"ORCID":"https:\/\/orcid.org\/0000-0001-8146-9692","authenticated-orcid":true,"given":"Art","family":"Schuermans","sequence":"first","affiliation":[{"name":"Program in Medical and Population Genetics and Cardiovascular Disease Initiative, Broad Institute of Harvard and MIT, Cambridge, MA (A.S., T.N., M.M.U., W.H., S.G., P.N., M.C.H.)."},{"name":"Cardiovascular Research Center and Center for Genomic Medicine, Massachusetts General Hospital (A.S., T.N., M.M.U., W.H., S.G., P.N., M.C.H.), Harvard Medical School, Boston."},{"name":"Faculty of Medicine, KU Leuven, Belgium (A.S.)."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-9979-2682","authenticated-orcid":true,"given":"Tetsushi","family":"Nakao","sequence":"additional","affiliation":[{"name":"Program in Medical and Population Genetics and Cardiovascular Disease Initiative, Broad Institute of Harvard and MIT, Cambridge, MA (A.S., T.N., M.M.U., W.H., S.G., P.N., M.C.H.)."},{"name":"Cardiovascular Research Center and Center for Genomic Medicine, Massachusetts General Hospital (A.S., T.N., M.M.U., W.H., S.G., P.N., M.C.H.), Harvard Medical School, Boston."},{"name":"Department of Medical Oncology, Dana-Farber Cancer Institute, Boston, MA 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