Relationship of Hyperglycaemia, Hypoglycaemia, and Glucose Variability to Atherosclerotic Disease in Type 2 Diabetes

Objective. Type 2 diabetes mellitus (T2DM) is known to be associated with increased cardiovascular risk. The aim of this study was therefore to investigate the independent effects of hyperglycaemia, hypoglycaemia, and glucose variability on microvascular and macrovascular disease in T2DM. Methods. S...

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Main Authors: Caroline Jane Magri, Dillon Mintoff, Liberato Camilleri, Robert G. Xuereb, Joseph Galea, Stephen Fava
Format: Article
Language:English
Published: Wiley 2018-01-01
Series:Journal of Diabetes Research
Online Access:http://dx.doi.org/10.1155/2018/7464320
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author Caroline Jane Magri
Dillon Mintoff
Liberato Camilleri
Robert G. Xuereb
Joseph Galea
Stephen Fava
author_facet Caroline Jane Magri
Dillon Mintoff
Liberato Camilleri
Robert G. Xuereb
Joseph Galea
Stephen Fava
author_sort Caroline Jane Magri
collection DOAJ
description Objective. Type 2 diabetes mellitus (T2DM) is known to be associated with increased cardiovascular risk. The aim of this study was therefore to investigate the independent effects of hyperglycaemia, hypoglycaemia, and glucose variability on microvascular and macrovascular disease in T2DM. Methods. Subjects with T2DM of <10 years duration and on stable antiglycaemic treatment underwent carotid intima-media thickness (CIMT), ankle-brachial index (ABI), albumin-creatinine ratio (ACR), and HbA1c measurement, as well as 72-hour continuous glucose monitoring. Macrovascular disease was defined as one or more of the following: history of ischaemic heart disease (IHD), cerebrovascular accident (CVA), ABI < 0.9, or abnormal CIMT. Results. The study population comprised 121 subjects with T2DM (89 males : 32 females). The mean age was 62.6 years, and the mean DM duration was 3.7 years. Macrovascular disease was present in 71 patients (58.7%). In multivariate logistic regression analysis, body surface area (BSA) (OR 18.88 (95% CI 2.20–156.69), p=0.006) and duration of blood glucose (BG) < 3.9 mmol/L (OR 1.12 (95% CI 1.014–1.228), p=0.024) were independent predictors of macrovascular disease. BSA (OR 12.6 (95% CI 1.70–93.54), p=0.013) and duration of BG < 3.9 mmol/L (OR 1.09 (95% CI 1.003–1.187), p=0.041) were independent predictors of abnormal CIMT. Area under the curve for BG > 7.8 mmol/L (β = 15.83, p=0.005) was the sole independent predictor of albuminuria in generalised linear regression. Conclusions. This study demonstrates that hypoglycaemia is associated with the occurrence of atherosclerotic disease while hyperglycaemia is associated with microvascular disease in a Caucasian population with T2DM of recent duration.
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spelling doaj-art-e961b695a43e41fc8bc468c4ddab866a2025-02-03T06:01:07ZengWileyJournal of Diabetes Research2314-67452314-67532018-01-01201810.1155/2018/74643207464320Relationship of Hyperglycaemia, Hypoglycaemia, and Glucose Variability to Atherosclerotic Disease in Type 2 DiabetesCaroline Jane Magri0Dillon Mintoff1Liberato Camilleri2Robert G. Xuereb3Joseph Galea4Stephen Fava5Department of Cardiology, Mater Dei Hospital and University of Malta, Msida, MaltaMater Dei Hospital, Msida, MaltaStatistics & Operations Research, Faculty of Science, University of Malta, Msida, MaltaDepartment of Cardiology, Mater Dei Hospital, Msida, MaltaMater Dei Hospital and University of Malta, Msida, MaltaMater Dei Hospital and University of Malta, Msida, MaltaObjective. Type 2 diabetes mellitus (T2DM) is known to be associated with increased cardiovascular risk. The aim of this study was therefore to investigate the independent effects of hyperglycaemia, hypoglycaemia, and glucose variability on microvascular and macrovascular disease in T2DM. Methods. Subjects with T2DM of <10 years duration and on stable antiglycaemic treatment underwent carotid intima-media thickness (CIMT), ankle-brachial index (ABI), albumin-creatinine ratio (ACR), and HbA1c measurement, as well as 72-hour continuous glucose monitoring. Macrovascular disease was defined as one or more of the following: history of ischaemic heart disease (IHD), cerebrovascular accident (CVA), ABI < 0.9, or abnormal CIMT. Results. The study population comprised 121 subjects with T2DM (89 males : 32 females). The mean age was 62.6 years, and the mean DM duration was 3.7 years. Macrovascular disease was present in 71 patients (58.7%). In multivariate logistic regression analysis, body surface area (BSA) (OR 18.88 (95% CI 2.20–156.69), p=0.006) and duration of blood glucose (BG) < 3.9 mmol/L (OR 1.12 (95% CI 1.014–1.228), p=0.024) were independent predictors of macrovascular disease. BSA (OR 12.6 (95% CI 1.70–93.54), p=0.013) and duration of BG < 3.9 mmol/L (OR 1.09 (95% CI 1.003–1.187), p=0.041) were independent predictors of abnormal CIMT. Area under the curve for BG > 7.8 mmol/L (β = 15.83, p=0.005) was the sole independent predictor of albuminuria in generalised linear regression. Conclusions. This study demonstrates that hypoglycaemia is associated with the occurrence of atherosclerotic disease while hyperglycaemia is associated with microvascular disease in a Caucasian population with T2DM of recent duration.http://dx.doi.org/10.1155/2018/7464320
spellingShingle Caroline Jane Magri
Dillon Mintoff
Liberato Camilleri
Robert G. Xuereb
Joseph Galea
Stephen Fava
Relationship of Hyperglycaemia, Hypoglycaemia, and Glucose Variability to Atherosclerotic Disease in Type 2 Diabetes
Journal of Diabetes Research
title Relationship of Hyperglycaemia, Hypoglycaemia, and Glucose Variability to Atherosclerotic Disease in Type 2 Diabetes
title_full Relationship of Hyperglycaemia, Hypoglycaemia, and Glucose Variability to Atherosclerotic Disease in Type 2 Diabetes
title_fullStr Relationship of Hyperglycaemia, Hypoglycaemia, and Glucose Variability to Atherosclerotic Disease in Type 2 Diabetes
title_full_unstemmed Relationship of Hyperglycaemia, Hypoglycaemia, and Glucose Variability to Atherosclerotic Disease in Type 2 Diabetes
title_short Relationship of Hyperglycaemia, Hypoglycaemia, and Glucose Variability to Atherosclerotic Disease in Type 2 Diabetes
title_sort relationship of hyperglycaemia hypoglycaemia and glucose variability to atherosclerotic disease in type 2 diabetes
url http://dx.doi.org/10.1155/2018/7464320
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