Patients in the pravastatin group were consecutively recruited in four department of infectious diseases if they fulfilled the following criteria : (1) HIV-infected treated with HAART for > 12 months 2) with dyslipidemia, defined as fasting serum LDL cholesterol > 160 mg/dL before initiation of pravastatin, (3) treated with pravastatin > 12 months and one more coronary risk factor. The patients in the control group were selected consecutively in the same departments among 1) HIV-infected patients treated with HAART > 12 months 2) fasting serum LDL cholesterol > 160 mg/dL 3) without lipid-lowering drugs and one more coronary risk factor. Cases and control patients were matched for age, gender and tobacco consumption.