How Accurate and reliable Are Early Pregnancy Tests

 

Pregnancy Test Line Progression | February 2017

Video taken from the channel: Eat Pray Crunch


 

Should You Get Genetic Testing During Your Pregnancy?

Video taken from the channel: St. Louis Children’s Hospital


 

9 DAYS DPO PREGNANCY ���� TEST | I WENT FOR A DIGITAL CLEAR BLUE LAST MINUTE! ������

Video taken from the channel: Heyitsangie


 

Early Pregnancy Symptoms, Ovulation Test Line Progression, and Pregnancy Test Line Progression

Video taken from the channel: AshleighMonetXO


 

LIVE Pregnancy Test 7 Days Before Missed Cycle. Viewers see results FIRST!

Video taken from the channel: Nichole Milligan


 

PREGNANCY TEST SENSITIVITY / Choosing a Pregnancy Test

Video taken from the channel: That Mama Goes


 

EARLIEST SIGNS AND SYMPTOMS OF PREGNANCY | TWO WEEK WAIT

Video taken from the channel: Hillary Alex


Similar concerns regarding inaccurate labeling led the U.S. Food and Drug Administration to issue guidelines advising against the use of the term “greater than 99% accuracy” on home pregnancy tests.   For that to be true, a test would have to detect hCG at levels as low as 12 mIU/ml when, in fact, many are in the range of 40 mlU/ml and higher. Many home pregnancy tests claim to be 99 percent accurate. However, home pregnancy tests differ in the ability to diagnose pregnancy in women who have recently missed a period. If you have a negative test but think you might be pregnant, repeat the test one week after your missed period or talk to your health care provider.

Doctors often order these tests to confirm pregnancy as early as 10 days after conception. Some can detect hCG much earlier. A quantitative hCG test (beta hCG) measures the exact amount of hCG in. The main problem is accuracy. Early pregnancy tests are more accurate the closer you get to your expected period.

Two of the leading brands of early pregnancy tests claim the accuracy rate is 99%, when used 3 days before your expected period. If you were to test 5 days before your expected period, however, the accuracy rate would be only 76%. The closer you are to the expected start of your menstrual period, the more accurate early pregnancy tests become. Why Accurate Tests and Early Pregnancy Detection Matters.

The first few weeks of pregnancy are critical to fetal development, so early prenatal care. The First Response Early Result manual test is the most sensitive over-the-counter pregnancy test you can buy. It gives accurate results as or more quickly than most of the tests. How accurate it is: This at-home pregnancy test can be taken as early as four days before your expected period—trouble is, it’s only 51 percent accurate at that time.

But take it one day before your expected period, and that stat jumps way up to 95 percent, and on the day of your expected period, it’s 99 percent accurate. How accurate is a pregnancy test taken five days before your period is due? ‘This depends on the sensitivity of the test,’ says Mr Pisal. ‘Some of the widely available early pregnancy tests can be. Urine home pregnancy tests are about 99% accurate. Blood tests are even more accurate than this. Waiting at least a week after a missed period.

Data shows that the First Response Early Result manual test’s findings are also especially accurate, likely because it can detect all four of the different forms of hCG.

List of related literature:

One week after conception there’s hCG in your urine, but it’s not enough for the HPT to pick up—which means that if you test seven days before your expected period, you’re likely to get a false negative even if you’re pregnant.

“What to Expect When You're Expecting” by Heidi Murkoff, Sharon Mazel
from What to Expect When You’re Expecting
by Heidi Murkoff, Sharon Mazel
Workman Publishing Company, 2008

Though some hCG is in your urine a week after conception, it’s not likely to be enough to register on the HPT—which means that if you test 7 days before your expected period, you’re likely to get a negative result even if you’re pregnant.

“What to Expect Before You're Expecting” by Heidi Murkoff, Sharon Mazel
from What to Expect Before You’re Expecting
by Heidi Murkoff, Sharon Mazel
Workman Publishing Company, 2009

These tests can be sensitive enough to detect the presence of hCG as early as 1 week after implantation or 4 to 5 days before a missed menstrual period.

“Kinn's The Clinical Medical Assistant: An Applied Learning Approach” by Deborah B. Proctor, Brigitte Niedzwiecki, Julie Pepper, Marti Garrels, Helen Mills
from Kinn’s The Clinical Medical Assistant: An Applied Learning Approach
by Deborah B. Proctor, Brigitte Niedzwiecki, et. al.
Elsevier Health Sciences, 2016

They are accurate before the first missed menstrual period but are currently seldom used (Pagana & Pagana, 2009).

“Maternal-Child Nursing E-Book” by Emily Slone McKinney, Susan R. James, Sharon Smith Murray, Kristine Nelson, Jean Ashwill
from Maternal-Child Nursing E-Book
by Emily Slone McKinney, Susan R. James, et. al.
Elsevier Health Sciences, 2017

The results become more accurate with time, with the average early detection being around 1 week after a missed period.

“The SAGE Encyclopedia of Surveillance, Security, and Privacy” by Bruce A. Arrigo
from The SAGE Encyclopedia of Surveillance, Security, and Privacy
by Bruce A. Arrigo
SAGE Publications, 2016

These tests are sensitive enough to detect the presence of hCG in urine as early as 1 week after implantation, or 4 to 5 days before a missed menstrual period.

“Kinn's The Clinical Medical Assistant E-Book: An Applied Learning Approach” by Deborah B. Proctor, Brigitte Niedzwiecki, Julie Pepper, P. Ann Weaver, Martha (Marti) Garrels, Helen Mills
from Kinn’s The Clinical Medical Assistant E-Book: An Applied Learning Approach
by Deborah B. Proctor, Brigitte Niedzwiecki, et. al.
Elsevier Health Sciences, 2019

Although research suggests that most home pregnancy tests don’t consistently spot pregnancy this early, home pregnancy tests are considered reliable when used according to package instructions one week after a missed period” (Mayo Foundation for Medical Information and Research [MFMIR], 2010b).

“Brooks/Cole Empowerment Series: Understanding Human Behavior and the Social Environment” by Charles Zastrow, Karen K. Kirst-Ashman
from Brooks/Cole Empowerment Series: Understanding Human Behavior and the Social Environment
by Charles Zastrow, Karen K. Kirst-Ashman
Cengage Learning, 2012

Serum assays can detect the presence of hCG as early as 5 days after fertilization, that is, before the missed menstrual cycle; however, because they require additional time and expertise to perform, they are often not utilized in a potentially emergent clinical setting.

“Beckmann and Ling's Obstetrics and Gynecology” by Robert Casanova
from Beckmann and Ling’s Obstetrics and Gynecology
by Robert Casanova
Wolters Kluwer Health, 2018

They are, however, more reliable beginning the 2nd week after a missed period.

“Textbook of Forensic Medicine & Toxicology: Principles & Practice e-book” by Krishan Vij
from Textbook of Forensic Medicine & Toxicology: Principles & Practice e-book
by Krishan Vij
Elsevier Health Sciences, 2014

These conceptions can nevertheless yield a temporarily positive pregnancy test, since the blastocyst (a very early form of the embryo) produces hCG which can be detected in the blood as early as 6 days after conception.

“The New Harvard Guide to Women's Health” by Karen J. Carlson, Stephanie A. Eisenstat, Stephanie A. Eisenstat, M.D., Terra Diane Ziporyn, Alvin & Nancy Baird Library Fund, Harvard University. Press
from The New Harvard Guide to Women’s Health
by Karen J. Carlson, Stephanie A. Eisenstat, et. al.
Harvard University Press, 2004

Oktay Kutluk

Kutluk Oktay, MD, FACOG is one of the world's foremost experts in fertility preservation as well as ovarian stimulation and in vitro fertilization for infertility treatments. He developed and performed the world's first ovarian transplantation procedures as well as pioneered new ovarian stimulation protocols for embryo and oocyte freezing for breast and endometrial cancer patients.

Mail: [email protected]
Telephone: +1 (877) 492-3666

Biography: https://medicine.yale.edu/profile/kutluk_oktay/
Bibliography: oktay_bibliography

View all posts

22 comments

Your email address will not be published. Required fields are marked *

  • OMG! I’m in the same boat right now. Like, I KNOW I’m pregnant but I have to play the 2 week waiting game. In the meantime, I’ve been logging symptoms as well. So I’m definitely going to remember signs and symptoms you’ve mentioned.

  • Me currently… watching every video it feels like of early pregnancy symptoms. I’m currently 14 days late (I have irregular periods as it is so it’s normal for me to see 5-6 days late on my app) BUT still no period negative test last week dealing with sore/tender boobs and slight cramping here and there (I rarely get cramps when I’m on my period and RARLY get them as a sign my period is coming..)

  • Am at 13dpo tested at 10 & 11 dpo and all tested positive.I have just cramps,strong sense of smell and feels bloated.I just can’t wait ����

  • 10 dpo, i feel the symptoms..left pelvic pain..peeing..my tounge and lips feel like i still have the beef i eat two days ago. There is a dry beef fat..i starve and i wish it is a BFP, will wait one day missed period..

  • So I took a test and it was a faint positive 8dpo but after that the rest of the test were negative ���� I’m so confused! I’m 10dpo currently…. Any help?������

  • I have been feeling all these symptoms until now �� and I am waiting for the next week for doing my pregnancy test, and about the itching on your legs, the same happened to me for 2 days and later was itching my belly and now I am starving and I have just ate ����☺️ and about the nausea I think i have not because I am taking vegan prenatal vitamins which has folate and ginger and I think because of that I am not having nausea, thanks for your video

  • Not all women are intuitive in regards to their own body. My husband knew I was pregnant with my first around my missed period, while I didnt even notice that my period was a month late. Had he not made one random comment about being tested at an uncoming unrelated drs appt, idk how long itd have taken me to realize.

    Upon getting a positive test, he knew which day I conceived each kid with no knowledge of how far along I am and with irregular periods. Only exception is with my current pregnancy (baby number 4) but i think that may have to do with the state of our lives when i conceived.

    Also 22hrs into my induction with my second child my doctor went to manually break my water when we found that surprisingly my water had already broke. I actually didnt notice my water breaking. Thinking back we’re pretty sure water broke 4-5 days before my induction.

    Apparently being aware of my own body isnt my strong suit.

  • 2ww really is awful indeed, I’m in my 30th 2ww now. This video is much appreciated though, I’ve just been bingewatching these this cycle.
    I also conceived the cycle after my hsg, I lost that baby sadly though. I am also convinced that it helped me conceive.

  • This is our first month trying. I’m 7DPO. Yesterday I started feeling a dull cramping in my uterus and now today I am tasting metal and hot and exhausted. Lol. I am pretty sure now I am pregnant but at the same time I’m a realist and know it’s not usual to get pregnant so fast and that it’s far too early to really know. So it sucks just waiting for the news.

  • Omg girl, tomorrow I’ll be 7 days late, but I keep getting negative tests. I’ve been having all of these symptoms, like I’ve never felt hot flashes before and I thought I was going insane. I’ve been starving, my nipples are so sore, I’m dizzy, exhausted, and I’m getting that weird on-and-off cramping. I’m taking another test in the morning, hopefully I’ll get that BFP soon! ��

  • I have all these symptoms AND I had the insane itchiness on the lower half of my legs last night… so random. I’ve watched about 50 of these videos and you’re the first person to have had that too. Guess its time to take a test. Thanks for sharing ��

  • Aww I got pregnant in April 2019 as well..exactly the same dates..but my pregnancy ended up as a miscarriage, I was 8 weeks when I miscarried.. ��

  • If all goes as planned I’ll be due January 2021 ❤️ I’m currently having almost all the same symptoms…today I’m 5 DPO I’ll come back and update with my test ��

  • This is a nice video but I don’t understand why people say “we weren’t actively trying, but not preventing” but everything she did was actively monitor and try. ����‍♀️ weening off meds..stoping smoking, that’s all actively trying. Congrats thanks for the video.

  • Just have this feeling that I am never gonna have a baby of my own… sometimes it’s just an intuition. I have two uteruses and two cervixes I know many woman who have been lucky. I’ve been blessed with my fiancé’s littles and hopefully one day can have my own…

  • Once ovulation has occurred you have only a small window of opportunity to concieve. Your best chance of concieving is the four days BEFORE ovulation so in your case probably the 24th/ 23rd/ 22nd, not the 27th/28th….
    If you ovulated on the 25th you were already 1day post ovulation on the 26th

  • I had a tubal patency test 2.5 weeks ago! My tubes and ovaries are fine. I’m now in my 2 week wait and I’m SO HOPING we’re pregnant now. This is our 6th month trying. I have endo as well.

    My best friend is 12 weeks pregnant, so if I’m pregnant I’ll only be 2 months behind her!

  • Hy i’m the mother off two and mi know that femeninne pads gett the more Mony that they want whitt our cicles and periods ussually they geths $875dollars almost a year for each monts pad spense wuld Say the how mucho we spend if hold conceive
    not a gud deal for e woman that need to conceive in My story once upon the time i’m whas on loukt opp for shortening periods programs and teams from correction corporativo off américa and Wend i’m gething off and setting rrelease to the Freedom of My country i’m stay bery bery happy weld i’m be at the total livertyes and know AM free to havv a child weld i’m gething trye yo be’ pregnant bud just gething embarass spending Mony
    And for know My can’t belibe that i’m free to who’?
    Cause i’m steel triying to conceive in My %8dpo whitt pocible acretta butt yolk sak not found “or unbicible and i’m just gething homme tyer and whitt My 17days bfp tanks you for readme and support women likemy

  • What about cramping in thighs? Many women have reported restless legs as well. It’s about 8-9 DPO and not even a faint line on my negative test but I am SURE of this. Waiting a few more days to test again!

  • i am so glad I watched this video. The itchy leg thing happened to me literally yesterday and it was the most random thing ever! Subscribing!:D

  • I just received a Faded line on a pregnancy test. There’s many days I could have possibly became pregnant so I don’t know exactly when I conceived…. wish I would have waited longer before sharing my thoughts with others because it truly is disappointing to be doubted on something you feel so sure about. I’m experiencing ALL of the symptoms you talked about and more….vivid dreams… weird lower abdomen pains.. lower back.. nausea and hot flashes.. I’ve been getting sick in the morning and late afternoons. I’ve been on a regular cycle for 2 years. My bf doesn’t trust me and thinks I’m just “crazy”.

  • How to calculate dpo pls tell I’m also trying to get pregnant pls pls reply. last menstrual cycle is Jan 25 my ovulation period from jan 5 to10