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Impact of statin treatment on cardiovascular risk in patients with type 1 diabetes: a population-based cohort study

Joonsang Yoo1, Jimin Jeon1, Minyoul Baek1

  • 1Department of Neurology, Yongin Severance Hospital, Yonsei University College of Medicine, 363 Dongbaekjukjeon-daero, Giheung-gu, Yongin-si, Gyeonggi-do, 16995, Republic of Korea.

Journal of Translational Medicine
|November 11, 2023
PubMed

Insights

Statin use significantly reduces cardiovascular disease risk in type 1 diabetes mellitus (T1D) patients. This study found lower rates of stroke and heart attack with statin treatment in T1D individuals.

Area of Science:

  • Cardiology
  • Endocrinology
  • Public Health

Background:

  • Cardiovascular disease (CVD) is a significant complication for patients with type 1 diabetes mellitus (T1D).
  • Existing research on statin efficacy for CVD prevention in T1D is limited.
  • This study investigates the impact of statin treatment on cardiovascular risk within a T1D population.

Purpose of the Study:

  • To evaluate the association between statin therapy and the risk of major cardiovascular events in patients with type 1 diabetes.
  • To analyze the effect of statins on specific cardiovascular outcomes like stroke and myocardial infarction in T1D.

Main Methods:

  • A retrospective cohort study was conducted using a nationwide health insurance database (2007-2017).
  • Included 11,009 T1D patients (≥20 years) with no prior CVD history.
  • Multivariable time-dependent Cox regression analyzed outcomes, adjusting for relevant clinical factors.

Main Results:

  • Statin treatment was linked to a 24% reduction in the primary composite outcome of stroke or myocardial infarction (aHR 0.76; p<0.001).
  • Statin use decreased risks of ischemic stroke and myocardial infarction, but not hemorrhagic stroke.
  • Increased cumulative statin exposure duration correlated with a further decrease in cardiovascular event risk.

Conclusions:

  • Statin therapy is associated with a reduced risk of cardiovascular events in individuals with type 1 diabetes.
  • Further prospective research is recommended to confirm the protective role of statins in T1D patients.
  • Findings suggest statins may be a valuable tool in managing cardiovascular risk in T1D.
Abstract

Keywords:
Cardiovascular diseaseCohort studyStatinType 1 diabetes mellitus

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