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Metabolic syndrome and risk of venous thromboembolism: Longitudinal Investigation of Thromboembolism Etiology.

TitleMetabolic syndrome and risk of venous thromboembolism: Longitudinal Investigation of Thromboembolism Etiology.
Publication TypeJournal Article
Year of Publication2009
AuthorsSteffen, LM, Cushman, M, Peacock, JM, Heckbert, SR, Jacobs, DR, Rosamond, WD, Folsom, AR
JournalJ Thromb Haemost
Volume7
Issue5
Pagination746-51
Date Published2009 May
ISSN1538-7836
KeywordsBlood Coagulation Factors, Blood Glucose, Blood Pressure, Body Mass Index, Cohort Studies, Female, Fibrinogen, Humans, Lipids, Longitudinal Studies, Male, Metabolic Syndrome, Proportional Hazards Models, Risk Factors, Venous Thromboembolism
Abstract<p><b>SUMMARY BACKGROUND: </b>In a recent case-control study, the odds of metabolic syndrome (MetSyn) among deep vein thrombosis cases were almost twice those among controls. We tested the hypothesis that the incidence of non-cancer-related venous thromboembolism (VTE) is higher among adults with MetSyn and further, that associations are stronger for idiopathic than secondary VTE.</p><p><b>METHODS: </b>A total of 20 374 middle-aged and elderly adults were followed for over 12 years for incident VTE in the Longitudinal Investigation of Thromboembolism Etiology (LITE). All hospitalizations were identified and VTEs validated by chart review. Baseline MetSyn was defined using ATP III guidelines, including >or=3 of the following components: abdominal obesity, elevated blood pressure, low HDL-cholesterol, high triglycerides and high glucose. Because sex modified the relation between MetSyn and VTE (p(interaction) = 0.001), proportional hazards regression analyses were stratified by sex to assess the associations of MetSyn and its components with risk of incident non-cancer-related VTE, adjusting for potential confounders.</p><p><b>RESULTS: </b>Incident VTE (n = 358) included 196 idiopathic events. Baseline MetSyn was associated with risk of total VTE (hazard ratio (HR) = 1.84, 95% CI = 1.30, 2.59) and idiopathic VTE (HR = 1.59, 95% CI = 1.02, 2.47) among men, but not women. The association was largely attributable to abdominal obesity (HR of VTE = 2.10, 95% CI = 1.51, 2.93, in men; HR of VTE = 1.70, 95% CI = 1.24, 2.34, in women), with no additional contribution by the other MetSyn components.</p><p><b>CONCLUSION: </b>Although abdominal obesity was associated with increased risk of VTE in both men and women, MetSyn and its other components do not seem important in VTE etiology.</p>
DOI10.1111/j.1538-7836.2009.03295.x
Alternate JournalJ Thromb Haemost
PubMed ID19175496
PubMed Central IDPMC2810102
Grant ListN01HC55020 / HL / NHLBI NIH HHS / United States
R01-HL59367 / HL / NHLBI NIH HHS / United States
N01HC55018 / HL / NHLBI NIH HHS / United States
U01 HL080295 / HL / NHLBI NIH HHS / United States
N01-HC-55022 / HC / NHLBI NIH HHS / United States
R01 HL059367 / HL / NHLBI NIH HHS / United States
N01 HC015103 / HC / NHLBI NIH HHS / United States
N01-HC-55016 / HC / NHLBI NIH HHS / United States
N01HC55022 / HL / NHLBI NIH HHS / United States
N01HC55222 / HL / NHLBI NIH HHS / United States
N01-HC-55021 / HC / NHLBI NIH HHS / United States
N01-HC-85086 / HC / NHLBI NIH HHS / United States
N01HC55015 / HL / NHLBI NIH HHS / United States
N01HC85086 / HL / NHLBI NIH HHS / United States
N01 HC-55222 / HC / NHLBI NIH HHS / United States
N01-HC-55019 / HC / NHLBI NIH HHS / United States
N01-HC-55015 / HC / NHLBI NIH HHS / United States
N01-HC-75150 / HC / NHLBI NIH HHS / United States
N01-HC-55020 / HC / NHLBI NIH HHS / United States
N01HC55016 / HL / NHLBI NIH HHS / United States
N01HC55019 / HL / NHLBI NIH HHS / United States
N01HC75150 / HL / NHLBI NIH HHS / United States
N01-HC-85079 / HC / NHLBI NIH HHS / United States
R01 HL059367-09 / HL / NHLBI NIH HHS / United States
N01HC85079 / HL / NHLBI NIH HHS / United States
N01-HC-55018 / HC / NHLBI NIH HHS / United States
N01HC55021 / HL / NHLBI NIH HHS / United States
N01 HC045133 / HC / NHLBI NIH HHS / United States
N01 HC035129 / HC / NHLBI NIH HHS / United States