Lipids, risk factors and ischaemic heart disease.
Level 5 - mechanism / opinion, no new human data
Narrative review without systematic methodology or primary empirical data.
PubMed 8831910 · doi:10.1016/0021-9150(96)05851-0
What was done
This is a narrative review describing cardiovascular disease (CVD) risk factors, with a focus on lipid subfractions and clinical screening approaches. The abstract does not report search strategies, study selection criteria, or experimental methods.
What was found
The abstract notes that over 200 risk factors for CVD have been identified, highlighting abnormal lipids (including over 15 types of cholesterol-containing lipoproteins and four types of triglyceride-rich particles), hypertension, and cigarette smoking as the primary three. Additional factors mentioned include diabetes, fibrinogen, factor VII, plasminogen activator inhibitors, apolipoprotein E4, and homocysteine. The authors state that measuring the total cholesterol to HDL cholesterol ratio followed by plasma triglycerides enables identification of atherogenic profiles (such as elevated LDL or small dense beta-VLDL) for preventive treatment. No empirical numbers, relative risks, or test accuracy metrics are reported.
Why it matters
The paper outlines a practical framework using standard lipid measurements to identify atherogenic risk profiles prior to clinical coronary events.
Limits
The abstract contains no primary data, quantitative effect estimates, or systematic synthesis methods. Findings reflect narrative expert opinion and biological rationale rather than controlled empirical testing.
Cited by
- contradicts In the Framingham Heart Study data summarized by William Castelli in 1996, LDL cholesterol was useless as a predictor of coronary artery disease unless LDL was above ~7.8 mmol/L (~250 mg/dL).