
False Positives the Norm for Some Prenatal Screening Tests
KQED's Forum
00:00
Is There a Microdilation in Your Tests?
Researchers looked at the accuracy of tests that do look for these micro delitions. They found positive results are wrong about 85% of the time. The performance tends to be between 80-93%. And it's a small minority of cases where it is a true finding of one of these cyndroms.
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Transcript


