According to the calculation method of the World Health Organization, if it is male, it should be 17-8, and the result is ×.7=63kg. If it is female, it should be 17-7, and the result is ×.6=6kg.
In China, the south and the north are different. If you live in the north, you should use 17- 15, and the result is ×. 6+5 = 62kg. If it grows in the south, it should be 17- 15, and the result is ×.6 plus +48=6kg.