PERBEDAAN KADAR HEMOGLOBIN SEBELUM DAN SESUDAH MENSTRUASI DIBAWAH USIA 17 TAHUN DI SEKOLAH SMK ANNISA CITEUREUP BOGOR

Adolescence is a period where the development of body shape occurs both physically and hormonally. The impact of menstruation is that there is a risk of anemia in women who are menstruating. This is due to physiologically the amount of iron needed for growth and blood loss. Especially for women, menstruation is caused by blood loss. The onset of anemia during menstruation can have a negative effect on the growth of young women, such as decreasing the ability to concentrate on studying, disrupting growth so that height is not optimal, reducing physical abilities, and resulting in a pale face. Research has been carried out on differences in hemoglobin levels before and after menstruation under the age of 17 at the Annisa Citeureup Vocational School, Bogor, with the aim of finding out whether there is an average hemoglobin level before and after menstruation and to find out the difference in hemoglobin levels before and after menstruation. The method used is a hematology analyzer. After examining 30 samples, the average results for the menstrual phase examination were 13.1 mg/dl and luteal phase 13.5 mg/dl. The data that was obtained was then tested using the Paired Sample T Test and it was found that there was a significant difference with the significance value between the Menstrual Phase and the Luteal Phase being <0.01. shows a significant difference between the menstrual phase and the luteal phase.

Keywords: Menstruation, Students, Hemoglobin, Women.