In the daily obstetric clinic, expectant mothers in the third trimester of pregnancy often struggle with questions like [whether the baby will be born on the expected date of delivery] [how is the expected date of delivery calculated].
In fact, for expectant mothers and their families, there is no need to struggle too much when calculating and waiting for the expected date of delivery. The expected date of delivery is actually similar to the usual date:
- Some people are anxious and will arrive early. Some people are late because they are slow or delayed by what. Not many people really arrive on time.
The same is true of the expected date of delivery. Only about 5% of mothers actually give birth on the expected date of delivery. It is normal that most babies are born 2 weeks before and after the expected date of delivery.
Regarding the expected date of delivery and the actual date of delivery
Clinically, the most commonly used method for calculating the expected date of delivery is the method proposed by Dr. Naegele of Germany: