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LDL Reduction and Risk of Diabetes in Veteran Statin Users.
Michaela Gross1, Skai W Schwartz1, Yuri V Sebastião2
1College of Public Health, University of South Florida, Tampa, FL, USA.
The Annals of Pharmacotherapy
|August 1, 2022
Summary
Statin use is linked to new diabetes mellitus (DM). Greater low-density lipoprotein (LDL) reduction showed a protective association with DM, suggesting lifestyle changes may influence risk.
Area of Science:
- Cardiovascular Medicine
- Endocrinology
- Pharmacology
Background:
- Statins (HMG-CoA reductase inhibitors) reduce cardiovascular events but are controversially linked to new-onset diabetes mellitus (DM).
- Confounding by indication may explain this association, as statins are prescribed to patients with elevated glucose levels.
Purpose of the Study:
- To investigate the association between low-density lipoprotein (LDL) reduction after statin initiation and new-onset DM in a veteran population.
Main Methods:
- Retrospective cohort study using data from the Veterans Information Systems and Technology Architecture system.
- Patients were categorized by LDL reduction percentages and frequency-matched with controls.
- Incident DM was the primary outcome of interest.
Main Results:
- A significant association was observed between LDL reduction and DM.
- The risk of DM was higher in lower LDL reduction groups (low response HR: 2.12; moderate response HR: 1.85) compared to high response (HR: 1.24).
Conclusions:
- Greater LDL reduction demonstrated a protective association with DM at the individual level.
- This finding may be influenced by lifestyle modifications associated with statin prescription.
- The study reinforces the evidence of an association between statin usage and DM.
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