Framingham 10-Year Cardiovascular Disease (CVD

Clinical Preventive Cardiology: The Framingham Risk Score

The Framingham Risk Score is one of the most rigorously validated cardiovascular risk assessment tools in modern medicine, originating from the landmark Framingham Heart Study:

• Primary Endpoints: Evaluates 10-year cumulative risk of atherosclerotic cardiovascular events, including coronary heart disease (myocardial infarction, angina), stroke, transient ischemic attack (TIA), peripheral artery disease (claudication), and heart failure.

• AHA/ACC Risk Stratification:

• Low Risk (< 10%): Lifestyle counseling (diet, physical activity).

• Intermediate Risk (10% to 20%): Moderate-intensity statin therapy recommended; consider coronary artery calcium (CAC) scoring.

• High Risk (> 20%): High-intensity statin therapy recommended to lower LDL-C by ≥ 50%.

• Vascular Heart Age Concept: Heart age translates statistical probability into an intuitive visual metric, demonstrating how unmanaged hypertension and hyperlipidemia age vascular endothelial walls prematurely.

How to Use This Calculator

Enter your Biological Sex — select from Male, Female, Age (30 - 79 Years) (e.g. e.g. 55), Total Cholesterol (mg / dL) (e.g. e.g. 215 mg/dL (130 - 320)), HDL 'Good' Cholesterol (mg / dL) (e.g. e.g. 45 mg/dL (20 - 100)), Systolic Blood Pressure - SBP (mmHg) (e.g. e.g. 138 mmHg), Currently Taking Blood Pressure Medication? — select from No - Untreated Blood Pressure, Yes - Treated on Antihypertensive Medication, Current Cigarette Smoker? — select from No (Non-Smoker), Yes (Active Smoker), and Diagnosed with Diabetes Mellitus? — select from No, Yes (Type 1 or Type 2 Diabetes). Results update instantly — no submit button needed. Use metric or imperial units as labeled. For the most accurate result, measure height and weight in the morning without shoes.

The Formula

Framingham 10-Year Cardiovascular Risk equations (D'Agostino et al. 2008 Cox Model):

L = β_age(Age) + β_TC(TC) + β_HDL(HDL) + β_SBP(SBP) + β_smokeSmoke + β_DMDM

10-Year CVD Risk = 1 - S_0(10)^(L - L)

where S_0(10) = 0.88936 (men), 0.95012 (women); L = 23.9802 (men), 26.1931 (women).

Total-to-HDL Ratio = (Total Cholesterol) / (HDL Cholesterol)

Vascular Heart Age = ( L - L_ideal biomarkersβ_age )

Worked Example

For example, evaluating a 55-year-old male non-smoker with total cholesterol 215 mg/dL, HDL 45 mg/dL, untreated SBP 138 mmHg, and no diabetes: The computed Framingham linear risk score yields a 13.6% 10-Year CVD Risk, corresponding to an estimated Vascular Heart Age of 64 years (9 years older than chronological age). Optimal risk for an ideal 55-year-old is 4.8%.

Understanding Your Result

Health calculations based on standard clinical formulas give a population-reference estimate — individual variation exists. Compare your result to the reference ranges provided using validated sources (WHO, CDC, NIH, or specialty clinical guidelines). A single measurement is a starting point; meaningful health trends emerge from tracking the same metric over time under consistent conditions. For values outside reference ranges, consult a qualified healthcare provider before making changes to diet, exercise, or medication.