Cardiovascular Risk Calculator

PREVENT Equation:

\[ 10\text{-year CVD risk} = f(\text{age, sex, race, cholesterol, BP, diabetes, smoking, eGFR, etc.}) \]

Age:

years

Gender:

Race:

Total Cholesterol:

mg/dL

HDL Cholesterol:

mg/dL

Systolic Blood Pressure:

mmHg

BP Treatment:

Diabetes:

Smoking:

eGFR:

mL/min/1.73m²

10-Year CVD Risk:

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1. What Is A Cardiovascular Risk Calculator?

A Cardiovascular Risk Calculator estimates an individual's 10-year probability of developing cardiovascular disease using the PREVENT equation. It incorporates multiple risk factors including age, gender, race, cholesterol levels, blood pressure, diabetes status, smoking history, and kidney function.

2. How Does The Calculator Work?

The calculator uses the PREVENT equation:

\[ 10\text{-year CVD risk} = f(\text{age, sex, race, cholesterol, BP, diabetes, smoking, eGFR, etc.}) \]

Where:

\( age \) — Age in years
\( sex \) — Biological sex
\( race \) — Race/ethnicity category
\( cholesterol \) — Total and HDL cholesterol levels
\( BP \) — Systolic blood pressure and treatment status
\( diabetes \) — Diabetes mellitus status
\( smoking \) — Current smoking status
\( eGFR \) — Estimated glomerular filtration rate

Explanation: The PREVENT equation uses pooled cohort data to estimate cardiovascular risk by weighting various demographic, clinical, and laboratory factors.

3. Importance Of CVD Risk Assessment

Details: Accurate cardiovascular risk assessment is crucial for primary prevention, guiding lifestyle interventions, determining need for statin therapy, and personalizing cardiovascular care strategies.

4. Using The Calculator

Tips: Enter all required parameters accurately. Use recent laboratory values and clinical measurements. All values must be valid (appropriate ranges for each parameter).

5. Frequently Asked Questions (FAQ)

Q1: What is considered high cardiovascular risk?
A: Generally, 10-year risk ≥7.5% is considered elevated, ≥20% is high risk, though thresholds may vary by guidelines.

Q2: How often should cardiovascular risk be assessed?
A: Every 4-6 years in adults 40-75 years without known CVD, or more frequently if risk factors change.

Q3: What factors does PREVENT include that older equations don't?
A: PREVENT includes eGFR and uses more contemporary population data, providing better calibration for modern populations.

Q4: Can this calculator be used for secondary prevention?
A: No, this is for primary prevention in individuals without known cardiovascular disease.

Q5: How does kidney function affect cardiovascular risk?
A: Reduced eGFR (<60 mL/min/1.73m²) is an independent risk factor for cardiovascular events.