Accuracy of 99 tables for boys and girls born in 2022

It is incorrect to say that the accuracy rate of boys and girls born in the Year of the Tiger in 2022 is 99%. The accuracy of the test form for boys and girls is only 40%. It is the chromosomes carried by sperm that determine the sex of the fetus. If the X chromosome is combined with the egg, the fetus is a boy. If the Y chromosome is combined with the egg and the fetus is a girl, then theoretically, the probability of giving birth to a boy and a girl is 50% each.

Horizontal 1- 12 is used to indicate the female pregnancy month of boys and girls born in the lunar calendar, calculated according to the lunar calendar; The vertical line 18-45 represents the age of pregnant women, calculated in nominal age.

Pregnant women can check the list of boys and girls born according to their age and pregnancy month. But in fact, there is no scientific basis for this prediction table of boys and girls born in the old Huang calendar, which can only be used as a reference and cannot be taken seriously. Whether to have a boy or a girl is decided from the moment when sperm and eggs combine. It is incorrect to say that the accuracy rate of boys and girls born in the Year of the Tiger in 2022 is 99%.

The accuracy of the test form for boys and girls is only 40%. It is the chromosomes carried by sperm that determine the sex of the fetus. If the X chromosome is combined with the egg, the fetus is a boy. If the Y chromosome is combined with the egg and the fetus is a girl, then theoretically, the probability of giving birth to a boy and a girl is 50% each.