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Diabetes mellitus, fasting blood glucose concentration, and risk of vascular disease: a collaborative meta-analysis of 102 prospective studies.

TitleDiabetes mellitus, fasting blood glucose concentration, and risk of vascular disease: a collaborative meta-analysis of 102 prospective studies.
Publication TypeJournal Article
Year of Publication2010
AuthorsSarwar, N, Gao, P, Seshasai, SRKondapal, Gobin, R, Kaptoge, S, Di Angelantonio, E, Ingelsson, E, Lawlor, DA, Selvin, E, Stampfer, M, Stehouwer, CDA, Lewington, S, Pennells, L, Thompson, A, Sattar, N, White, IR, Ray, KK, Danesh, J
Corporate/Institutional AuthorsEmerging Risk Factors Collaboration,
JournalLancet
Volume375
Issue9733
Pagination2215-22
Date Published2010 Jun 26
ISSN1474-547X
KeywordsAdult, Aged, Blood Glucose, Coronary Disease, Diabetes Complications, Diabetes Mellitus, Fasting, Female, Humans, Male, Middle Aged, Risk Factors, Stroke
Abstract<p><b>BACKGROUND: </b>Uncertainties persist about the magnitude of associations of diabetes mellitus and fasting glucose concentration with risk of coronary heart disease and major stroke subtypes. We aimed to quantify these associations for a wide range of circumstances.</p><p><b>METHODS: </b>We undertook a meta-analysis of individual records of diabetes, fasting blood glucose concentration, and other risk factors in people without initial vascular disease from studies in the Emerging Risk Factors Collaboration. We combined within-study regressions that were adjusted for age, sex, smoking, systolic blood pressure, and body-mass index to calculate hazard ratios (HRs) for vascular disease.</p><p><b>FINDINGS: </b>Analyses included data for 698 782 people (52 765 non-fatal or fatal vascular outcomes; 8.49 million person-years at risk) from 102 prospective studies. Adjusted HRs with diabetes were: 2.00 (95% CI 1.83-2.19) for coronary heart disease; 2.27 (1.95-2.65) for ischaemic stroke; 1.56 (1.19-2.05) for haemorrhagic stroke; 1.84 (1.59-2.13) for unclassified stroke; and 1.73 (1.51-1.98) for the aggregate of other vascular deaths. HRs did not change appreciably after further adjustment for lipid, inflammatory, or renal markers. HRs for coronary heart disease were higher in women than in men, at 40-59 years than at 70 years and older, and with fatal than with non-fatal disease. At an adult population-wide prevalence of 10%, diabetes was estimated to account for 11% (10-12%) of vascular deaths. Fasting blood glucose concentration was non-linearly related to vascular risk, with no significant associations between 3.90 mmol/L and 5.59 mmol/L. Compared with fasting blood glucose concentrations of 3.90-5.59 mmol/L, HRs for coronary heart disease were: 1.07 (0.97-1.18) for lower than 3.90 mmol/L; 1.11 (1.04-1.18) for 5.60-6.09 mmol/L; and 1.17 (1.08-1.26) for 6.10-6.99 mmol/L. In people without a history of diabetes, information about fasting blood glucose concentration or impaired fasting glucose status did not significantly improve metrics of vascular disease prediction when added to information about several conventional risk factors.</p><p><b>INTERPRETATION: </b>Diabetes confers about a two-fold excess risk for a wide range of vascular diseases, independently from other conventional risk factors. In people without diabetes, fasting blood glucose concentration is modestly and non-linearly associated with risk of vascular disease.</p><p><b>FUNDING: </b>British Heart Foundation, UK Medical Research Council, and Pfizer.</p>
DOI10.1016/S0140-6736(10)60484-9
Alternate JournalLancet
PubMed ID20609967
PubMed Central IDPMC2904878
Grant ListR03 AG021162 / AG / NIA NIH HHS / United States
G0600705 / / Medical Research Council / United Kingdom
G19/35 / / Medical Research Council / United Kingdom
G0100222 / / Medical Research Council / United Kingdom
U.1052.00.006(60558) / / Medical Research Council / United Kingdom
RG/08/014/24067 / / British Heart Foundation / United Kingdom
/ / Medical Research Council / United Kingdom
G8802774 / / Medical Research Council / United Kingdom
RG/08/013/25942 / / British Heart Foundation / United Kingdom
G0902037 / / Medical Research Council / United Kingdom
MC_U137686857 / / Medical Research Council / United Kingdom
G0401527 / / Medical Research Council / United Kingdom
UL1 RR029882 / RR / NCRR NIH HHS / United States
G0701619 / / Medical Research Council / United Kingdom
RG/08/014 / / British Heart Foundation / United Kingdom
MC_U105260792 / / Medical Research Council / United Kingdom
R03 AG021162-01 / AG / NIA NIH HHS / United States
MC_U105260558 / / Medical Research Council / United Kingdom
RG/07/008/23674 / / British Heart Foundation / United Kingdom