Study: Blood Test Can Determine Baby’s Gender at 7 Weeks
Expectant parents can find out the sex of their unborn child as
early as seven weeks into a pregnancy, according to findings
from a study published Tuesday. Results come from a blood test
that tests the fetal DNA in the blood of the mother. At seven
weeks, the tests are 95 percent accurate. The tests are 99
percent accurate at 20 weeks into pregnancy – the point in time
at which most people who want to know the gender of their baby
can have it determined via ultrasound. Tests to determine a
baby’s gender have been around for awhile, but many of these
tests are for urine, which is less accurate method. Many of
these tests also instruct women to test as early as five weeks,
but this has proved to give many inaccurate results. The home
tests, which cost about $250 apiece, require a woman to prick
her finger, collect a blood sample, and send it back to the
laboratory for testing. The lab will test for the presence of a
Y chromosome. If one is detected, the