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. 2019 Oct 11;30(3):317–324.

Table 1.

WHO classification of BMI grading [10]

BMI (kg/m2) Classification
< 18.5 Underweight
18.5-24.9 Normal Weight
25.0-29.9 Overweight
30.0-34.9 Class I Obesity
35.0-39.9 Class II Obesity
≥ 40.0 Class III Obesity