Do Clear Blue pregnancy tests give false negatives?

Most home pregnancy tests are reliable, for example Clearblue’s tests have an accuracy of over 99% from the day you expect your period, and while it’s possible a test showing a negative result is wrong, particularly if you’re testing early, getting a false positive is extremely rare.

How accurate are clear blue pregnancy tests?

If a Clearblue Pregnancy Test is used from the day the period is due, it is more than 99% accurate in detecting pregnancy. The high sensitivity of Clearblue Pregnancy Tests means that pregnancy can be detected up to 6 days before the missed period for women who wish to test early.

Has anyone had a false negative with clearblue?

“I got a false negative pregnancy test with a Clearblue digital test. I took the test very early. We were trying to have a baby and I was incessantly tracking my cycle. I couldn’t wait to find out if I was pregnant, so I took the test three days before my missed period.

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How common are false negative early pregnancy tests?

False-negative test results can happen for many reasons. One older study that tested 27 different kinds of at-home pregnancy tests found that they gave false negatives almost 48 percent of the time.

How much hCG does clearblue detect?

The level of hCG in your body increases in the early stages of pregnancy. Clearblue® Digital Pregnancy Test with Smart Countdown can detect tiny amounts of this hormone in your urine (the sensitivity of this test is 25mIU/ml).

Is clear blue better than first response?

According to Cole’s research (PDF), Clearblue Easy and EPT are both less sensitive than First Response but more sensitive than other tests. These tests also detect hCG-h but not as well as First Response. In addition to accuracy, we considered test usability, readability, and cost.

Can I be 6 weeks pregnant and still test negative?

There are frequent cases where a woman has been six weeks pregnant with a negative pregnancy test and had a healthy baby about 34 weeks later. If you’re sure of your dates but still testing negative at home, it might be worth visiting your gynecologist for a blood test or an early ultrasound.

Can the Clearblue ovulation test be wrong?

Since ovulation kits test for LH, they may yield positive results all the time or on several days. These positive results are false-positives—they don’t mean you’re ovulating. They can signal that your body is trying to ovulate, but they can’t confirm that ovulation happened.

Can you be 5 weeks pregnant and test negative?

Is it possible to be pregnant and get a negative pregnancy test result? Yes, it is possible. Getting a negative result doesn’t mean you’re not pregnant, it may just mean your hCG levels are not high enough for the test to detect the hormone in your urine.

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What happens if you pee too much on a pregnancy test?

Don’t drink too much water, or any liquid, before taking a pregnancy test. Excess fluids can impact the accuracy of the test results, so if your urine is diluted or pale yellow, hold off on taking a test. Diluted urine tends to also have diluted hCG levels which can skew the test results.

How long does it take for hCG to show up in urine?

hCG is a hormone produced by your placenta when you are pregnant. It appears shortly after the embryo attaches to the wall of the uterus. If you are pregnant, this hormone increases very rapidly. If you have a 28 day menstrual cycle, you can detect hCG in your urine 12-15 days after ovulation.

How sensitive is the clear blue digital test?

Our most sensitive digital pregnancy test can be used up to six days before your missed period. *78% of pregnant results can be detected 6 days before your missed period (which is 5 days before you expect your period). Test sensitivity is 10mIU/ml.

Is blue or pink dye more sensitive?

Dye tests tend to be more sensitive to hCG, making them better options for earlier use. While pink dye tests win for internet popularity, they boast a similar sensitivity to blue dye options. Generally, most dye tests detect hCG in urine at levels between 25 mIU/mL and 50 mIU/mL.

What does 3+ weeks mean on clearblue?

A doctor will interpret the results as 1-2 meaning you are 3-4 weeks pregnant, 2-3 meaning you are 4-5 weeks pregnant and 3+ meaning you are more than 5 weeks pregnant.

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