27
(3) Obesity Analysis
This enables examinees to check BMI, the classical method for obesity analysis, percentage
of body fat all at once
.
①
BMI(Body Mass Index, kg/
㎡
)
BMI is determined by using only weight and height and diagnoses superficial obesity. The
standard values are 22kg/m
2
for male and 21.5kg/m
2
for Western female and 21kg/m
2
for
Asian female
.
Formula)
BMI = weight (kg) ÷ height
2
(
㎡
)
Determination 1) WHO Standard
BMI(kg/
㎡
)
Classification
Diagnosis
<18.5
Underweight
Under
Infectious disease, malnutrition related disease
18.5~24.9
Normal
Standard
Least risk at most disease
25.0~29.9
Overweight
Over
May cause health problem
30.0~34.9
Obese1
Increase of the risk of cardiac disease,
high blood pressure, diabetes, etc
35.0~39.9
Obese2
>40
Severely Obese
Ref. WHO and the National Heart, Lung, and Blood Institute: clinical guidelines on the identification, evaluation, and treatment of
overweight and obesity in adults, the evidence report. June 1998, xiv
Determination 2) Asian-Pacific Standard
BMI(kg/
㎡
)
Classification
Diagnosis
<18.5
Underweight
Low (high risk of other clinical disease)
18.5~22.9
Normal
Average
>23
Overweight
23~24.9
Risky Overweight
Increased
25.0~29.9
Obese step1
Moderate
>30
Obese step2
Severe
Ref. Korean Society for the Study of Obesity, chapter 2. Redefining and Evaluation, The Asian-Pacific perspective :
Redefining Obesity and its Treatment:, 1st edition, Korean Society for the Study of Obesity, 2001, p10.
*For children under the age of 18, children’s standard is used.