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A false negative error, or false negative, is a test result which wrongly indicates that a condition does not hold. For example, when a pregnancy test indicates a woman is not pregnant, but she is, or when a person guilty of a crime is acquitted, these are false negatives.
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 ...
The CST is used for its high negative predictive value. A negative result is highly predictive of fetal wellbeing and tolerance of labor. The test has a poor positive predictive value with false-positive results in as many as 30% of cases. [4] [5] A positive CST indicates high risk of fetal death due to hypoxia [3] and is a contraindication to ...
After finding a letter from his late wife that said he has a son, Tony Trapani got another blow -- the paternity test was negative. Paternity test negative, family reacts to results following ...
The problem for many people is that they’re asking the wrong question of their at-home COVID test, Adalja says. ... If you test negative using an at-home test, repeat the test again in 48 hours. ...
Therefore, a negative fFN test is a very strong indicator that preterm birth is not likely to occur within the next 7 days. [5] A 2019 Cochrane Review found that while management based on the results of fFN appeared to reduce preterm birth before 37 weeks, the quality of evidence was low. [7] The test is easily performed and is usually painless.
Pregnancy ambivalence helped Terri Huggins, 34, maintain a sense of self. The mom of two says she was "excited about being a mom, but not so much excited about the pregnancy" when she found out ...
The term cryptic pregnancy is used by medical professionals to describe a pregnancy that is not recognized by the woman who is pregnant until she is in labor or has given birth. [1] The term is also used online for a special form of false pregnancy (pseudocyesis), or delusion of pregnancy, in which a woman who has no medical verification of ...
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