Normal values of hematocrit have been determined from 36 to 48 percent for women in childbearing age. The cause of its decrease in adults and during pregnancy is anemia, and the reasons for its increase are myeloproliferative disorders, chronic obstructive pulmonary disease and other hypoxic lung conditions. https://www.google.com/url?sa=t&source=web&rct=j&url=https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3696966/%23:~:text%3DNormal%2520values%2520of%2520hematocrit%2520have,and%2520other%2520hypoxic%2520lung%2520conditions.&ved=2ahUKEwjy3ej95LfqAhXRPXAKHRq6DtoQFjABegQIDBAF&usg=AOvVaw3Psn9vsaWKTzNhCeNtwH5r