Framingham Risk Score Calculator
Estimate 10-year cardiovascular risk from age, sex, cholesterol, blood pressure, medication status, and smoking.
Frequently Asked Questions about the Framingham Risk Score Calculator
What is the Framingham Risk Score?
The Framingham Risk Score estimates your 10-year risk of coronary heart disease (heart attack or coronary death) using data from the long-running Framingham Heart Study. This calculator uses the point-based version published in the NCEP ATP III cholesterol guidelines, based on Wilson and colleagues (1998). It is designed for adults aged 20 to 79 who do not already have known heart disease or diabetes.
How is the score calculated?
Each risk factor earns sex-specific points: your age, total cholesterol, smoking status, HDL cholesterol, and systolic blood pressure (read from a treated or untreated column). The points are added together, then a sex-specific table converts the total into a 10-year coronary heart disease risk percentage. Because cholesterol and smoking points shrink with age, the same lab value counts for less in an older person than a younger one.
What counts as low, intermediate, or high risk?
A common reading from the ATP III guidelines is that below 10% is low risk, 10% to 19% is intermediate risk, and 20% or higher over 10 years is high risk. Some clinicians treat 20% as a coronary heart disease risk equivalent for treatment decisions. Your clinician may set different thresholds based on your overall picture.
Why does diabetes not appear as an input?
The ATP III guideline treats diabetes as a coronary heart disease risk equivalent, meaning it is handled outside the point score rather than as one more factor inside it. So this Framingham version does not ask about diabetes. If you have diabetes, your risk is generally managed as if it were already in the high category, which is a conversation to have with your clinician.
How does this differ from the newer ASCVD risk score?
The Framingham score estimates 10-year coronary heart disease risk only, while the 2013 ACC/AHA Pooled Cohort Equations (the ASCVD score) estimate broader atherosclerotic cardiovascular disease risk that also includes stroke, and they add race and diabetes as inputs. The two can give different numbers for the same person. Framingham remains widely cited and is still used in many lipid guidelines worldwide.
Is this calculator a substitute for medical advice?
No. This Framingham Risk Score calculator is for education and general information only and does not replace professional medical advice, diagnosis, or treatment. Your true risk also depends on family history, kidney function, and other factors the score does not capture. Discuss your result and any decisions about cholesterol, blood pressure, or medication with a qualified clinician.
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