Stroke Risk among Patients with Type 2 Diabetes Mellitus in Zhejiang: A Population-Based Prospective Study in China

Objective. This study aimed to explore the incidence of stroke and stroke subtypes among patients with type 2 diabetes mellitus (T2DM) based on the long-term surveillance data in Zhejiang, China, during 2007 to 2013. Materials and Methods. During January 1, 2007, and December 31, 2013, a total of 32...

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Main Authors: Lihua Guo, Min Yu, Jieming Zhong, Haibin Wu, Jin Pan, Weiwei Gong, Meng Wang, Fangrong Fei, Ruying Hu
Format: Article
Language:English
Published: Wiley 2016-01-01
Series:International Journal of Endocrinology
Online Access:http://dx.doi.org/10.1155/2016/6380620
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author Lihua Guo
Min Yu
Jieming Zhong
Haibin Wu
Jin Pan
Weiwei Gong
Meng Wang
Fangrong Fei
Ruying Hu
author_facet Lihua Guo
Min Yu
Jieming Zhong
Haibin Wu
Jin Pan
Weiwei Gong
Meng Wang
Fangrong Fei
Ruying Hu
author_sort Lihua Guo
collection DOAJ
description Objective. This study aimed to explore the incidence of stroke and stroke subtypes among patients with type 2 diabetes mellitus (T2DM) based on the long-term surveillance data in Zhejiang, China, during 2007 to 2013. Materials and Methods. During January 1, 2007, and December 31, 2013, a total of 327,268 T2DM and 307,984 stroke patients were registered on Diabetes and Stroke Surveillance System, respectively. Stroke subtypes were classified according to standard definitions of subarachnoid hemorrhage, intracerebral hemorrhage, and ischemic stroke. The incidence of stroke and stroke subtypes was calculated by standardized incidence ratio (SIRs) with 95% confidence intervals (CIs) compared with general population. Results. The incidence of stroke and stroke subtypes among patients with T2DM was significantly higher than in general population. Stroke risk was found significantly increased with an SIR of 3.87 (95% CI 3.76–3.99) and 3.38 (95% CI 3.27–3.48) in females and males, respectively. The excess risk of stroke was mainly attributable to the significantly higher risk of cerebral infarctions with the risk for T2DM being four times that for general population. Conclusions. The relationship between stroke and T2DM was strong, especially in female. The incidence of stroke and stroke subtypes among patients with T2DM was up to 3-fold higher than in general population in Zhejiang province, especially the subtype of cerebral infarctions.
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spelling doaj-art-2d0d969e30da45f7a59d4fa77213ba9c2025-02-03T00:59:48ZengWileyInternational Journal of Endocrinology1687-83371687-83452016-01-01201610.1155/2016/63806206380620Stroke Risk among Patients with Type 2 Diabetes Mellitus in Zhejiang: A Population-Based Prospective Study in ChinaLihua Guo0Min Yu1Jieming Zhong2Haibin Wu3Jin Pan4Weiwei Gong5Meng Wang6Fangrong Fei7Ruying Hu8Zhejiang Provincial Center for Disease Control and Prevention, 3399 Binsheng Road, Hangzhou 310051, ChinaZhejiang Provincial Center for Disease Control and Prevention, 3399 Binsheng Road, Hangzhou 310051, ChinaZhejiang Provincial Center for Disease Control and Prevention, 3399 Binsheng Road, Hangzhou 310051, ChinaZhejiang Provincial Center for Disease Control and Prevention, 3399 Binsheng Road, Hangzhou 310051, ChinaZhejiang Provincial Center for Disease Control and Prevention, 3399 Binsheng Road, Hangzhou 310051, ChinaZhejiang Provincial Center for Disease Control and Prevention, 3399 Binsheng Road, Hangzhou 310051, ChinaZhejiang Provincial Center for Disease Control and Prevention, 3399 Binsheng Road, Hangzhou 310051, ChinaZhejiang Provincial Center for Disease Control and Prevention, 3399 Binsheng Road, Hangzhou 310051, ChinaZhejiang Provincial Center for Disease Control and Prevention, 3399 Binsheng Road, Hangzhou 310051, ChinaObjective. This study aimed to explore the incidence of stroke and stroke subtypes among patients with type 2 diabetes mellitus (T2DM) based on the long-term surveillance data in Zhejiang, China, during 2007 to 2013. Materials and Methods. During January 1, 2007, and December 31, 2013, a total of 327,268 T2DM and 307,984 stroke patients were registered on Diabetes and Stroke Surveillance System, respectively. Stroke subtypes were classified according to standard definitions of subarachnoid hemorrhage, intracerebral hemorrhage, and ischemic stroke. The incidence of stroke and stroke subtypes was calculated by standardized incidence ratio (SIRs) with 95% confidence intervals (CIs) compared with general population. Results. The incidence of stroke and stroke subtypes among patients with T2DM was significantly higher than in general population. Stroke risk was found significantly increased with an SIR of 3.87 (95% CI 3.76–3.99) and 3.38 (95% CI 3.27–3.48) in females and males, respectively. The excess risk of stroke was mainly attributable to the significantly higher risk of cerebral infarctions with the risk for T2DM being four times that for general population. Conclusions. The relationship between stroke and T2DM was strong, especially in female. The incidence of stroke and stroke subtypes among patients with T2DM was up to 3-fold higher than in general population in Zhejiang province, especially the subtype of cerebral infarctions.http://dx.doi.org/10.1155/2016/6380620
spellingShingle Lihua Guo
Min Yu
Jieming Zhong
Haibin Wu
Jin Pan
Weiwei Gong
Meng Wang
Fangrong Fei
Ruying Hu
Stroke Risk among Patients with Type 2 Diabetes Mellitus in Zhejiang: A Population-Based Prospective Study in China
International Journal of Endocrinology
title Stroke Risk among Patients with Type 2 Diabetes Mellitus in Zhejiang: A Population-Based Prospective Study in China
title_full Stroke Risk among Patients with Type 2 Diabetes Mellitus in Zhejiang: A Population-Based Prospective Study in China
title_fullStr Stroke Risk among Patients with Type 2 Diabetes Mellitus in Zhejiang: A Population-Based Prospective Study in China
title_full_unstemmed Stroke Risk among Patients with Type 2 Diabetes Mellitus in Zhejiang: A Population-Based Prospective Study in China
title_short Stroke Risk among Patients with Type 2 Diabetes Mellitus in Zhejiang: A Population-Based Prospective Study in China
title_sort stroke risk among patients with type 2 diabetes mellitus in zhejiang a population based prospective study in china
url http://dx.doi.org/10.1155/2016/6380620
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