P Paige New member Aug 25, 2010 #1 How many days after unprotected sex would a blood test be 100% accurate? Like, what is the first day it would DEFINITELY be positive if you were pregnant. The final factor if your pregnant or not. Lol. Hope I worded it okay...Lol.
How many days after unprotected sex would a blood test be 100% accurate? Like, what is the first day it would DEFINITELY be positive if you were pregnant. The final factor if your pregnant or not. Lol. Hope I worded it okay...Lol.