How do you calculate BMI percentile?
The formula is BMI = kg/m2 where kg is a person’s weight in kilograms and m2 is their height in metres squared. A BMI of 25.0 or more is overweight, while the healthy range is 18.5 to 24.9.
Is BMI calculated the same for children?
BMI is interpreted differently for children and teens even though it is calculated with the same formula. Due to changes in weight and height with age, as well as their relation to body fatness, BMI levels among children and teens are expressed relative to other children of the same sex and age.
What is normal BMI for child?
For children, BMI is presented as a percentile, which plots the child’s BMI next to other children of the same age and sex. Falling between the 5th and 85th percentiles is considered normal and healthy.
What is the ideal BMI percentile?
Healthy weight: BMI is equal to or greater than the 5th percentile and less than the 85th percentile for age, gender, and height. Overweight: BMI is at or above the 85th percentile but less than the 95th percentile for age, gender, and height.
What is a good weight percentile?
There’s a big range of normal on the chart: Anyone who falls between the 5th percentile and the 85th percentile is a healthy weight. If someone is at or above the 85th percentile line on the chart (but less than the 95th percentile), doctors consider that person overweight.
Is BMI accurate in kids?
How Accurate is BMI for Kids? Experts generally consider BMI for kids to be a good measure of body fat, at least among heavier children. But in some cases it might be misleading. Athletic kids, in particular, may fall into the overweight category when they are actually muscular.
How do I calculate my child’s BMI?
Body-Mass Index Formula
- Multiply their weight (in pounds) by 703. 184 × 703 = (A) 129,352.
- Multiply their height (in inches) by itself. 69 × 69 = (B) 4,761.
- Divide (A) by (B)
Is BMI different for kids and adults?
And it’s figured out the same way for adults and children, but for adults, the normal range of BMI is the same for all adults. With children, they grow at different rates, so it’s a measure of weight for height for them, compared to other children their age.
What is considered obese for a 9 year old?
Calculating overweight and obesity in children and adolescents
|Overweight cut-off BMI greater than or equal to:||Obese cut-off BMI greater than or equal to:|
What is my child’s ideal weight?
Your child is a healthy weight if their BMI for age and sex is from the 5th to below the 85th percentile. A child below the 5th percentile is below a healthy weight (underweight), and a child at the 85th percentile and above is above a healthy weight.
What is my child’s percentile?
A percentile shows the relative position of the child’s BMI, Weight, or Height among children of the same sex and age. For example, a boy at the 25th percentile for weight weighs more than 25% of boys his age. If a girl is at the 40th percentile for weight, she weighs more than 40% of girls at that same age.
What does BMI for age percentile mean?
BMI-for-age percentile shows how your child’s weight compares to that of other children of the same age and sex. For example, a BMI-for-age percentile of 65 means that the child’s weight is greater than that of 65% of other children of the same age and sex.
What is BMI over the 85th percentile?
A BMI above the 85th percentile means overweight, while children above the 95th percentile are considered obese, which increases their risk of chronic diseases such as heart disease and diabetes. The BMI percentile that defines severe obesity is 120% of the 95th percentile.
What is overweight for my height?
Getting your current BMI is as easy as plugging your height and weight into a calculator. A result between 18.5 and 24.9 means you’re in the “normal” weight range for your height. If your result is under 18.5, you’re considered underweight. Between 25 and 29.9 means you’re considered overweight.