BMI Classification Percentile And Cut-Off Points

BMI Classification Percentile And Cut-Off Points

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Focused Health Topics
Contributed byAlexander Enabnit+2 moreJul 10, 2023

Introduction:

Body Mass Index (BMI) is a commonly used tool to assess body weight and obesity. It is calculated by dividing a person's weight in kilograms by the square of their height in meters. The resulting number is then used to determine the person's BMI classification, which can indicate their risk for certain health conditions.

BMI Classification:

The following table shows the BMI classification categories and the corresponding percentile ranges and cut-off points for adults:

BMI Classification

Percentile Range

Cut-off Points

Underweight

Less than 5th percentile

Less than 18.5

Normal weight

5th to less than 85th percentile

18.5 to less than 25

Overweight

85th to less than 95th percentile

25 to less than 30

Obesity class I

95th to less than 99th percentile or BMI of 30 to less than 35

30 to less than 35

Obesity class II

BMI of 35 to less than 40

35 to less than 40

Obesity class III

BMI of 40 or higher

40 or higher

Note: The above table is based on the BMI classification system developed by the World Health Organization (WHO) for adults. However, the classification system may differ for children and adolescents.

Interpretation:

The BMI classification system provides a rough estimate of a person's body fat based on their weight and height. However, it is important to note that BMI is not a perfect measure of body fat and may not apply to certain individuals, such as athletes with high muscle mass.

It is recommended to consult with a healthcare professional to determine if a person's BMI is a health risk, as well as other factors such as waist circumference, family history, and lifestyle habits.

Conclusion:

BMI classification can provide valuable information about a person's weight status and potential health risks. Understanding the percentile range and cut-off points for each classification can help individuals make informed decisions about their health and wellbeing.

Hashtags: #BMI #BodyWeight #Obesity #HealthRisks


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Krish Tangella MD, MBA picture
Approved by

Krish Tangella MD, MBA

Pathology, Medical Editorial Board, DoveMed Team
Alexander Enabnit picture
Author

Alexander Enabnit

Senior Editorial Staff
Alexandra Warren picture
Author

Alexandra Warren

Senior Editorial Staff

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