Blood Test Gender Accuracy. Whats more it can also detect defects such as heart defects cleft palate and club foot that other tests fail to detect. What is the. Before seven weeks blood tests correctly identified male fetuses only 745 percent of the time. My 2 ultrasounds indicated the same.
My 2 ultrasounds indicated the same. After seven weeks however accuracy went up. Whats more it can also detect defects such as heart defects cleft palate and club foot that other tests fail to detect. Gender accuracy from blood test kitcat2015. After seven weeks of gestation the accuracy of fetal sex detection is very good using maternal blood says researcher Diana W. Im 33 weeks with my second baby.
After seven weeks however accuracy went up.
Early on I had the genetic blood test done for risk assessment purposes. Im 33 weeks with my second baby. Tests conducted between seven and 20 weeks of. My 2 ultrasounds indicated the same. Ultrasound is a good alternative test for blood test to determine gender because it is safe and accurate in determining baby sex. The blood test indicated that I would be having a girl.