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Doctor insights on: What Are The Odds Of A False Negative Uring Pregnancy Test

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What are the odds of a false negative uring pregnancy test?

What are the odds of a false negative uring pregnancy test?

Minimal: The pregnancy tests currently available are quite accurate. The earlier in the pregnancy that the test is done, the more likely to have a pregnancy hormone level too low to detect - but by the time of a missed period the false negatives would be less than 2%. ...Read more

Dr. John Landi
4 doctors shared insights

Pregnancy (Definition)

When your due date arrives, you will be more than ready to have your baby! Most women deliver the baby somewhere between 37 and 42 weeks. According to the American College of Obstetricians and Gynecologists, only 5% of babies arrive on the exact due date. Approximately 7% of babies are not delivered by 42 weeks, and when that happens, it is referred to ...Read more


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What are the chances of a false positive pregnancy test?

What are the chances of a false positive pregnancy test?

False pos: As long as it's at least 12-13 days after ovulation and you do the test correctly, the chances of false negative are near zero: the tests are extremely accurate. Good wishes. ...Read more

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What are the chances of getting a false negative pregnancy test?

What are the chances of getting a false negative pregnancy test?

Rare: If you do a pregnancy test accurately and at the right time, the chance of a false negative test is less than 1%. It is important to do it when you have missed your period. Doing it too early, is the most common reason for a false negative pregnancy test. ...Read more

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What are the odds of false negative pregnancy test while breastfeeding?

What are the odds of false negative pregnancy test while breastfeeding?

Pregnancy Tests: Pregnancy tests are designed to look for the presence of beta-hcg which is a hormone produced by a conceptus and acts to maintain a pregnancy. The level rises very quickly after conception and can be detected as early as 1 week after conception and almost always by 2 weeks after conception. False negatives occur during this 2 week period. Breastfeeding does not impact this hormone. ...Read more

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What are the chances of a negative blood test in early pregnancy?

What are the chances of a negative blood test in early pregnancy?

Very low: It depends on how "early" you are referring to, but generally, the blood test for pregnancy is very accurate with a very low false negative rate. ...Read more

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What is the probability of a false negative pregnancy test?

See below: When done in accordance with manufacturer's direction, both sensitivity and specificity are high. ...Read more

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2 missed periods and a positive pregnancy test what are the chance of it being false pregnancy?

2 missed periods and a positive pregnancy test what are the chance of it being false pregnancy?

VERY VERY LOW: Home pregnancy tests are highly accurate, couple with your missing periods x2, the chance of pregnancy is greater than 99% or false positive is less than 1%--so, take your pick. I would bet a nickle that you are pregnant and suggest you consult doc as soon as possible to start prenatal care, or if you not wanting to keep the pregnancy (you don't sound too excited). Good luck. ...Read more

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What is the likelihood of getting a false positive on a home pregnancy test?

What is the likelihood of getting a false positive on a home pregnancy test?

Very low: Though one can never say never, the tests are designed to err on the side of a false negative rather than a false positive. ...Read more

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What are the chances that protein in urine could give false positive pregnancy tests?

What are the chances that protein in urine could give false positive pregnancy tests?

Won't alter test: Today's home pregnancy tests are very accurate and not affected by foods, herbs, protein in urine, common illnesses, sexually transmitted diseases, vaginal spotting, or medications. A test gives a reliable result 3 weeks after sex (or when conception might have been) or 1 week after missing a period. If done sooner, a negative result may be due to testing too early, but a positive is likely real. ...Read more

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What are the odds of getting a false negative clear-blue digital pregnancy test at 7 weeks?

What are the odds of getting a false negative clear-blue digital pregnancy test at 7 weeks?

Pregnancy: Your question is confusing. If you know you are 7 weeks pregnant, why test again? If you've missed your period but have not had a + pregnancy test, then i cannot tell you what the odds of the test being negative (clear blue digital). Home pregnancy tests are usually pretty accurate, so if it is repeatedly negative, chances are you are not pregnant. ...Read more

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What is the chance of getting a false negative on pregnancy test at possible 16 weeks of pregnancy?

What is the chance of getting a false negative on pregnancy test at possible 16 weeks of pregnancy?

Hmmm...: Most women know they are 16 weeks pregnant without a urine or blood test. So, if there is an obvious baby inside, then any negative pregnancy test is a false negative. That being said, a false negative pregnancy test is rare after 4-5 weeks of pregnancy... which means that if a woman has not "confirmed a pregnancy" at 16 weeks, and she gets a negative test result, she should visit her doctor. ...Read more

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What are the chances of getting a false negative using a home pregnancy test 4 weeks after possible conception?

What are the chances of getting a false negative using a home pregnancy test 4 weeks after possible conception?

Pregnancy Testing: Four weeks after conception testing should be valid. Pregnancy tests are thought to be valid from fourteen days post conception on. ...Read more

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What are the chances of a false negative pregnancy test I've been having a lot of symptoms took a test and it said negative ?

What are the chances of a false negative pregnancy test I've been having a lot of symptoms took a test and it said negative ?

Possible if early: A false negative pregnancy test is possible if the test was done too early or the test is beyond its expiration date. Wait for 3-5 days and do a repeat test using your first morning urine. If it is still negative, there is another cause for your symptoms. Hope this helps. ...Read more

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What are the chances my urine pregnancy test result was accurate?

What are the chances my urine pregnancy test result was accurate?

It depends on test: Each company that makes a urine pregnancy test has a level(sensitivity) at which the test will convert to positive which is not zero so as to avoid false positive tests. That information is usually printed on the insert inside or on the box.Most tests convert to positive after a woman has missed her period by 5 to 14 days. ...Read more

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What are the chances of a false negative STD STI results. what are my chances?

What are the chances of a false negative STD STI results. what are my chances?

Depends: There are at least a dozen diseases that can be passed by sexual contact. There is no single test that covers all of them.Accuracy of any screening often depends on your telling the doc you have been exposed so the most appropriate tests can be done.Testing today is quite accurate when it is guided by proper clinical information. Repeat testing may occasionally be needed. ...Read more

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If the home pregnancy test is positive and the blood test is negative is there still a chance of pregnancy?

If the home pregnancy test is positive and the blood test is negative is there still a chance of pregnancy?

Most probably not: Blood HCG test is more sensitive and usually detects pregnancy earlier than urine HCG test. Moreover blood test is done in labs with better controls that urine test done at home under stressful condition. ...Read more

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What is the probability of a home pregnancy test being a false negative when my period is 3 days late?

What is the probability of a home pregnancy test being a false negative when my period is 3 days late?

Check later, not now: Home pregnancy tests are very accurate and not affected by foods, herbs, common illnesses, sexually transmitted diseases, or medications. A correctly done urine test gives a reliable result 3 weeks after sex (3 weeks after when conception might have happened) or 1 week after missing a period. If done sooner, a positive result is likely real, but a negative result may be due to testing too soon. ...Read more

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What are the chances my pregnancy test result was inaccurate?

What are the chances my pregnancy test result was inaccurate?

Depends: It depends on how far along you are in pregnancy plus some tests have a higher false positive and negative rate. But if you do a couple of positive tests then you are likely pregnant, it is important to recognize that it takes a little while, usually 2 weeks, after conception before a urine pregnancy test is positive. ...Read more

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How reliable are home pregnancy tests (ones like clearblue and first response) and what is the likelihood of a false neg. weeks after missed period?

How reliable are home pregnancy tests (ones like clearblue and first response) and what is the likelihood of a false neg. weeks after missed period?

Pretty reliable: If performed correctly and enough time has past. If test is performed too early you can have a false negative, but it sounds as if you are far enough out. ...Read more

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What are the chances of home pregnancy test giving an accurate positive result 5 days before missed period?

What are the chances of home pregnancy test giving an accurate positive result 5 days before missed period?

Unlikely: Most home pregnancy tests (hpts) claim to be 99% accurate on the first day of the missed period. However, research suggests that most hpts do not always detect the very low levels of pregnancy hormones this early. Most hpts can accurately detect pregnancy 1 week after a missed period. ...Read more

Dr. Stephen Sudler
482 doctors shared insights

Pregnancy Test (Definition)

A pregnancy test measures a hormone called human chorionic gonadotropin (HCG). HCG is a hormone produced during pregnancy. It appears in the blood and urine of pregnant women as early as ...Read more