The prevalence of this lipidaemia in healthy subjects is also common, especially after the age of 45: 41.5% of patients have blood triglyceride level of 150 mg / dl and above, 28.4% with cholesterol level  200 mg / dl, 19, 4% with LDL cholesterol  160 mg / dl and 18, 6% with low HDL cholesterol (< 40 mg / dl for men and < 50 mg/dl).