P M Ridker

Dr P M Ridker, Brigham and Women’s Hospital, Boston, MA, USA; pridker@partners.org

STUDY DESIGN

Design:

randomised placebo-controlled trial (Justification for the Use of Statins in Prevention: an Intervention Trial Evaluating Rosuvastatin [JUPITER]). ClinicalTrials.gov NCT00239681.

Allocation concealment:

concealed.*

Blinding:

blinded (patients, clinicians, data collectors, and outcome adjudication committee).*

STUDY QUESTION

Setting:

1315 sites in 26 countries.

Patients:

17 802 men ⩾50 years of age or women ⩾60 years of age (mean age 66 y, 62% men) who had no history of cardiovascular (CV) disease, high-sensitivity C-reactive protein concentrations ⩾2.0 mg/l, low-density lipoprotein cholesterol levels <3.4 mmol/l (130 mg/dl), and triglyceride concentrations <5.6 mmol/l (500 mg/dl). …