Average Blood Pressure Formula:
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Definition: This calculator computes the average blood pressure from multiple readings by dividing the sum of readings by the number of measurements.
Purpose: It helps healthcare professionals and individuals track blood pressure trends over time by providing a single representative value.
The calculator uses the formula:
Where:
Explanation: The sum of all systolic or diastolic readings is divided by the number of measurements to obtain the average value.
Details: Calculating average blood pressure helps identify trends, provides more reliable data than single readings, and is crucial for proper hypertension diagnosis and management.
Tips: Enter the total of all blood pressure readings (in mmHg) and the number of readings taken. All values must be > 0.
Q1: Should I calculate systolic and diastolic averages separately?
A: Yes, calculate averages for systolic and diastolic pressures independently as they represent different aspects of cardiac function.
Q2: How many readings should I include for an accurate average?
A: Medical guidelines typically recommend averaging 2-3 readings taken at the same time of day over several days.
Q3: What's considered a normal average blood pressure?
A: Generally, average systolic <120 mmHg and diastolic <80 mmHg is considered normal for adults.
Q4: When is the best time to take readings for averaging?
A: Take readings at consistent times (morning and evening) and in similar conditions for most accurate averages.
Q5: Should I include unusually high or low readings?
A: Consult your healthcare provider, but typically include all readings unless they're known measurement errors.