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Fetuin-A, type 2 diabetes, and risk of cardiovascular disease in older adults: the cardiovascular health study.

TitleFetuin-A, type 2 diabetes, and risk of cardiovascular disease in older adults: the cardiovascular health study.
Publication TypeJournal Article
Year of Publication2013
AuthorsJensen, MK, Bartz, TM, Mukamal, KJ, Djoussé, L, Kizer, JR, Tracy, RP, Zieman, SJ, Rimm, EB, Siscovick, DS, Shlipak, M, Ix, JH
JournalDiabetes Care
Volume36
Issue5
Pagination1222-8
Date Published2013 May
ISSN1935-5548
KeywordsAged, Aged, 80 and over, Cardiovascular Diseases, Diabetes Mellitus, Type 2, Female, Fetuins, Humans, Incidence, Longitudinal Studies, Male, Risk Factors
Abstract<p><b>OBJECTIVE: </b>Fetuin-A, a hepatic secretory protein that simultaneously inhibits arterial calcification and insulin action, is associated with type 2 diabetes, but its association with cardiovascular disease (CVD) is uncertain. Preliminary studies suggest that the association of fetuin-A with CVD might differ among individuals with or without type 2 diabetes.</p><p><b>RESEARCH DESIGN AND METHODS: </b>This was a prospective study of 3,810 community-living individuals older than 65 years (511 with type 2 diabetes) and free of CVD in 1992 when fetuin-A levels were measured. Participants were followed-up for incident CVD through June 2008.</p><p><b>RESULTS: </b>Mean age was 75 years, and 61% were women; 1,456 participants had an incident CVD event (248 among individuals with type 2 diabetes). The association of fetuin-A with CVD was modified by type 2 diabetes (P interaction = 0.02). Higher fetuin-A was associated with lower CVD risk among persons without type 2 diabetes [hazard ratio per SD 0.1 g/L higher fetuin-A, 0.93 (95% CI, 0.88-0.99)], whereas a trend in the opposite direction was observed among individuals with type 2 diabetes, although it was not statistically significant [1.07 (0.93-1.22)]. Among individuals without type 2 diabetes, similar effect modification was observed by obesity and insulin resistance. Consistently, higher fetuin-A was associated with lower CVD risk only in the subgroups without obesity or with HOMA-IR below the median [0.91 (0.85-0.97) and 0.87 (0.79-0.95), respectively].</p><p><b>CONCLUSIONS: </b>The association of fetuin-A with risk of CVD differs among elderly individuals with and without insulin resistance or type 2 diabetes.</p>
DOI10.2337/dc12-1591
Alternate JournalDiabetes Care
PubMed ID23250801
PubMed Central IDPMC3631840
Grant ListU01 HL080295 / HL / NHLBI NIH HHS / United States
N01 HC075150 / HC / NHLBI NIH HHS / United States
N01 HC015103 / HC / NHLBI NIH HHS / United States
N01 HC-85079 / HC / NHLBI NIH HHS / United States
N01HC55222 / HL / NHLBI NIH HHS / United States
R01 HL094555 / HL / NHLBI NIH HHS / United States
N01HC85086 / HL / NHLBI NIH HHS / United States
N01 HC-55222 / HC / NHLBI NIH HHS / United States
N01-HC85239 / HC / NHLBI NIH HHS / United States
N01HC-85086 / HC / NHLBI NIH HHS / United States
N01 HC085079 / HC / NHLBI NIH HHS / United States
N01 HC-54133 / HC / NHLBI NIH HHS / United States
N01 HC035129 / HC / NHLBI NIH HHS / United States