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  2. Pregnancy test - Wikipedia

    en.wikipedia.org/wiki/Pregnancy_test

    The two primary methods are testing for the female pregnancy hormone (human chorionic gonadotropin (hCG)) in blood or urine using a pregnancy test kit, and scanning with ultrasonography. [1] Testing blood for hCG results in the earliest detection of pregnancy. [2] Almost all pregnant women will have a positive urine pregnancy test one week ...

  3. False positives and false negatives - Wikipedia

    en.wikipedia.org/wiki/False_positives_and_false...

    The false positive rate (FPR) is the proportion of all negatives that still yield positive test outcomes, i.e., the conditional probability of a positive test result given an event that was not present. The false positive rate is equal to the significance level. The specificity of the test is equal to 1 minus the false positive rate.

  4. False positive rate - Wikipedia

    en.wikipedia.org/wiki/False_positive_rate

    The false positive rate is = +. where is the number of false positives, is the number of true negatives and = + is the total number of ground truth negatives.. The significance level used to test each hypothesis is set based on the form of inference (simultaneous inference vs. selective inference) and its supporting criteria (for example FWER or FDR), that were pre-determined by the researcher.

  5. Shanna Moakler Says She's Not Pregnant After Receiving a ...

    www.aol.com/shanna-moakler-says-shes-not...

    Shanna Moakler is explaining the events that led to her receiving a false positive pregnancy test. The 46-year-old model and reality star told People earlier this month that she had received a ...

  6. Her pregnancy test was positive, but it was a rare cancer ...

    www.aol.com/lifestyle/her-pregnancy-test...

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  7. Placental site trophoblastic tumor - Wikipedia

    en.wikipedia.org/wiki/Placental_site_trophoblast...

    The tumor may secrete human placental lactogen, [2] and result in a false-positive pregnancy test. [3] A placental site trophoblastic tumor is a monophasic neoplasm of the implantation site intermediate trophoblast, and usually a benign lesion, which comprises less than 2% of all gestational trophoblastic proliferations. Preceding conditions ...

  8. Are False Positive Covid Tests Common? Doctors Explain. - AOL

    www.aol.com/false-positive-covid-tests-common...

    A false positive Covid-19 test result can happen, but it’s rare, says Brian Labus, Ph.D., M.P.H., assistant professor at the University of Nevada Las Vegas School of Public Health.

  9. Fetal fibronectin - Wikipedia

    en.wikipedia.org/wiki/Fetal_fibronectin

    A false positive fetal fibronectin result can occur if the test is performed after digital examination of the cervix or after having had intercourse. It is important that the swab be taken before a digital cervical examination or more than 24 hours following intercourse or previous examination. [8]

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