It is more than 99% accurate in detecting whether or not you are pregnant, when used from the day of your expected period.
Know this: All Clearblue® pregnancy tests are over 99% accurate from the day you expect your period. False positives very rarely occur, and are often due to medical conditions or certain medications. False negatives, while more common, typically occur due to testing too early or drinking too much liquid before testing.
Clearblue is the World's #1 Selling Brand in home pregnancy and fertility tests[2]. [1] Over 99% accurate from the day of your expected period. 99% accurate at detecting typical pregnancy hormone levels.
How accurate is the Clearblue Weeks Indicator? The Weeks Indicator is 93% accurate in telling when you conceived when compared to time since ovulation. A published study comparing dating by Weeks Indicator with ultrasound (11-13 weeks) standard of care found that results agreed 97% of the time*.
Clearblue® Digital Pregnancy Test can be used 5 days before the missed period (which is 4 days before the expected period). In lab testing, 95% of 'Pregnant' results were detected the day before the expected period, 90% were detected 2 days before, 82% 3 days before, and 51% 4 days before.
The pregnancy hormone increases rapidly in early pregnancy and Clearblue Digital Pregnancy Test can be used as early as 5 days before the missed period (4 days before the expected period).
What level of hCG can pregnancy tests detect? Generally, most home pregnancy tests claim to detect hCG levels from 25 mIU/ml. However, some tests, such as the Clearblue® Early Digital Pregnancy Test and the Clearblue Early Detection Pregnancy Test, are so sensitive they can detect hCG levels as low as 10 mIU/ml.
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.
1 – 2: this means you are pregnant and conceived approximately 1 – 2 weeks ago. 2 – 3: this means you are pregnant and conceived approximately 2 – 3 weeks ago. 3+: this means you are pregnant and conceived more than 3 weeks ago.
The Clearblue DIGITAL Pregnancy Test with Smart Countdown is sensitive enough to be used up to 5 days before the missed period. 2 Table One shows the results of clinical testing on early pregnancy daily urine samples taken from 100 pregnant women.
Highly sensitive
Our most sensitive digital pregnancy test detects hCG, with a sensitivity of 10mIU/ml.
Clearblue is best known for its blue-dye plus-sign tests, but the pink-dye Clearblue Early Detection test is more sensitive and, in our experience, easier to read. This test's sensitivity is similar to that of the First Response Early Result.
Should you get Clearblue or First Response? Clearblue and First Response are both trusted consumer brands that claim to have the same level of accuracy (more than 99%), and both offer tests that can give you results six days before your missed period (five days before the expected period).
Diluted urine from excessive water-drinking can affect the accuracy of the test. * Avoid using a test too early in your menstrual cycle. * Leave the dip-stick in your urine stream for the exact amount of time required by the instructions.
The good news for prospective testers is that the chances of a false positive pregnancy test are very low. So just how common are false positive pregnancy tests then? “False positive pregnancy tests are rare and occur less than 1 percent of the time,” confirms DuMontier.
You're pregnant!” have to be more accurate than a regular pregnancy test that gives you two little red lines, right? Well, you'd be surprised. You may be surprised to learn that digital and analog home pregnancy tests work exactly the same way in providing you with an accurate pregnancy test result.
Week 4 of pregnancy
For example, a fertilised egg may have implanted in your womb just 2 weeks ago, but if the first day of your last period was 4 weeks ago, this means you're officially four weeks pregnant! Pregnancy normally lasts from 37 weeks to 42 weeks from the first day of your last period.
Your weeks indicator test result may take a little longer to display, but when it does it will display one of three options: 1 – 2: this means you are pregnant and conceived approximately 1 – 2 weeks ago. 2 – 3: this means you are pregnant and conceived approximately 2 – 3 weeks ago.
Dr/midwife add on 2 weeks because they can't tell exactly the date of conception so you're 40 weeks in total. 1-2 weeks on a digital test means 3-4 weeks pregnant as the test counts from conception but your pregnancy is dated from your last period which is about 2 weeks before conception would be.
Clearblue Ultra Early is our most sensitive test meaning you can test up to 6 days before your missed period (which is 5 days before your expected period).
In weeks 4 to 5 of early pregnancy, the embryo grows and develops within the lining of your womb. The outer cells reach out to form links with your blood supply. The inner cells form into 2, and then later into 3 layers.
Even if you didn't follow your home pregnancy test instructions exactly, know this: A false positive is rare. All Clearblue® pregnancy tests are over 99% accurate from the day you expect your period.
Proov Check is one of the few tests that can detect pregnancy hormone levels as low as 5mIU/mL, which allows you to check for pregnancy as early as five days before the expected period, Dr. Flisser says.