2. The specific relevant calculation formula is:

Female: (height cm-70) × 60% = standard weight, and the standard weight plus or minus 10% is normal weight;

Standard weight plus or minus 10%~ 20% overweight or underweight;

More than 20% of the standard weight is obese or underweight.

Extended data:

1, different age algorithm

(1) standard weight method:

Standard weight (kg) = age x 8+8 (7- 16 years old)

Mild obesity: 20%-30% over the standard weight;

Moderate obesity: 30%-50% over the standard weight;

Severe obesity: more than 50% of standard weight.

(2) Body mass index method:

Body mass index The square of body mass index = weight (kg)/ height (m) is kg/m? ;

Baidu encyclopedia-standard weight