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High-Intensity Versus Non-High-Intensity Statins in Patients Achieving Low-Density Lipoprotein Cholesterol Goal After

Juwon Kim1, Kyu Tae Park1, Mi Ja Jang1

  • 11 Division of Cardiology Department of Medicine Samsung Medical Center Sungkyunkwan University School of Medicine Seoul Korea.

Journal of the American Heart Association
|November 1, 2018
PubMed

Insights

High-intensity statins significantly reduced major adverse cardiovascular events in patients reaching LDL-C targets post-PCI. This benefit persisted even with minimal differences in achieved low-density lipoprotein cholesterol levels, highlighting statin intensity

Area of Science:

  • Cardiology
  • Pharmacology

Background:

  • Controversy exists regarding the importance of high-intensity statin therapy versus achieving low-density lipoprotein cholesterol (LDL-C) targets in coronary artery disease patients.
  • Percutaneous coronary intervention (PCI) is a common procedure for managing coronary artery disease.

Purpose of the Study:

  • To investigate the association between statin intensity and long-term clinical outcomes in patients who achieved their LDL-C treatment target after PCI.

Main Methods:

  • A cohort of 1746 patients who underwent PCI and met LDL-C targets (<70 mg/dL or >50% reduction) between 2003-2014 were analyzed.
  • Patients were categorized into high-intensity statin (atorvastatin 40/80mg, rosuvastatin 20mg) and non-high-intensity statin groups.
  • The primary outcome was a composite of cardiac death, myocardial infarction, or stroke.

Main Results:

  • Time-averaged LDL-C levels showed a small but significant difference between groups (59±13 mg/dL vs. 61±12 mg/dL; P=0.04).
  • At 5 years, high-intensity statin use was associated with a significantly lower incidence of the primary outcome (4.1% vs. 9.9%; HR 0.42; P<0.01).
  • These findings remained consistent after propensity-score matching and across subgroups.

Conclusions:

  • In patients achieving LDL-C treatment targets post-PCI, high-intensity statins are linked to a reduced risk of major adverse cardiovascular events.
  • The benefit of high-intensity statins is observed despite only minor differences in achieved LDL-C levels, emphasizing the role of statin intensity.

Keywords:
cardiovascular eventslow‐density lipoprotein cholesterolpercutaneous coronary interventionsecondary preventionstatin

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