Here's how to calculate the gestational age with a pregnancy calculator:
You can click here to open the pregnancy calculator.
There are 4 ways to calculate the age of pregnancy, which is generally used is to calculate with HPHT / last period
How to calculate gestational age with HPHT
You have to enter the duration of your usual period. If your menstrual cycle is always regular then you can fill the duration of your period of 28 days.
Enter HPHT / last period Mama, for example December 01, 2021, with a menstrual cycle duration of 28 days, click calculate my due date
Hpl will appear automatically
So Mama can prepare for the birth of the baby when approaching the date of the HPL.
Other ways can use Conception Date, IVF/invitro fertilization date, and ultrasound date. Although it will be calculated automatically with a calculator, these ways are more difficult. I can read it more in full here.
Reference:
- Tutur Mama, Kalkulator Kehamilan Online Terbaru: Cara Menghitung Usia Kehamilan dengan Benar dan Tepat