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June 29, 1999Circulation

Cholesterol Reduction Rapidly Improves Endothelial Function After Acute Coronary Syndromes

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Key result

Pravastatin 40 mg daily initiated early after acute coronary syndromes significantly increased endothelium-dependent flow-mediated dilatation to 7.0% compared to 5.84% with placebo (P=0.02).

Why the study?

Does pravastatin 40 mg daily improve endothelial function in patients with acute coronary syndromes and elevated cholesterol?

Population

60 patients with acute myocardial infarction or unstable angina and total cholesterol levels at admission…

Comparison

Pravastatin 40 mg daily for 6 weeks vs Placebo for 6 weeks

Design

RCT, randomized

Follow-up

6 weeks

Authors

JDJocelyn DupuisVascular / Pulmonary VascularJTJean‐Claude TardifMontreal Heart InstitutePČPeter ČernáčekComenius University Bratislava

Discussion

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Implication

Supports early pravastatin post-ACS to improve endothelial function; extends evidence for rapid pleiotropic effects.

Study Design

Type

RCT (n=60)

Structured PICO

Does pravastatin 40 mg daily improve endothelial function in patients with acute coronary syndromes and elevated cholesterol?

P
Population
60 patients with acute myocardial infarction or unstable angina and total cholesterol levels at admission >=5.2 mmol/L or LDL >=3.4 mmol/L
I
Intervention
Pravastatin 40 mg daily for 6 weeks
C
Comparator
Placebo for 6 weeks
O
Outcome
Endothelium-dependent flow-mediated dilatation (FMD) measured by brachial ultrasound at 6 weekssurrogate

Main Result

Absolute Event Rate: 7% vs 5.84%

p-value: p=0.02

Early initiation of pravastatin after acute coronary syndromes rapidly improves endothelial function within 6 weeks.

Cite This Study

Dupuis et al. (1999) conducted an RCT in Acute coronary syndromes (acute myocardial infarction or unstable angina) (n=60). Pravastatin vs. Placebo was evaluated on Endothelium-dependent flow-mediated dilatation (FMD) (p=0.02). Pravastatin 40 mg daily initiated early after acute coronary syndromes significantly increased endothelium-dependent flow-mediated dilatation to 7.0% compared to 5.84% with placebo (P=0.02).

synapsesocial.com/papers/6a0eb8277046b28dbef9a0fahttps://doi.org/10.1161/01.cir.99.25.3227
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Also Consider

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  1. 1Atherogenic Lipids, Vascular Dysfunction, and Clinical Signs of Ischemic Heart Disease1997 · 99 citations
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  4. 4Effect of Cholesterol Lowering on Intravascular Pools of TFPI and Its Anticoagulant Potential in Type II Hyperlipoproteinemia1995 · 60 citations
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