My first midwife just said that she believed nub theory was 50/50 but it was right for me. Both boys andgirlsstart with a flat ambiguousnub, this is why most boys areinaccurately guessed asgirlsduring the 11th gestational week. We strive to provide you with a high quality community experience. Usually if an incorrect prediction does happen it is generally due to the rise in nub or an inexperienced specialist. . The idea behind nub theory is that if you can get a really good look at this nub, you can figure out which way it will go in the coming weeks. The more body tissue the ultrasound waves must travel through, the fuzzier the images may be. I know nub theory is just a bit of fun anyway but because this scan looked identical to DDs I just assumed it was a girl (and had all girl guesses at 13 weeks) - well yesterday baby showed he is all BOY Absolutely bloody delighted! Health professionals are conscious as to the ethical side of things and there are occasionally people who might make a decision based on a gender. In a small study from 1999, researchers analyzed the tubercles of babies in 172 pregnancies, determining whether the angles were greater or less than 30 degrees. Below is a clear penis and scrotum in development shot. Middle nubs right at 12w in my own opinion are definitely less than 91%. To help you get started read the featured. After researching this theory for the last month I would say you were unlikely to get an accurate guess because I don't believe what you're pointing to is the nub! Before the scan me and my partner were convinced it would be a girl. It centers on the 'nub' - the genital tubercle -, that forms on the lower abdomen of the baby. Archived post. The boy nubs here haveangles greater than 30 degrees, using the bladder as an anchor to drawthrough, you will get a definite rise and the tip of the nub is also pointingup. 13 weeks. Breastfeeding: the trick to a comfy latch, More posts in "September 2018 Birth Club" group, Create post in "September 2018 Birth Club" group. However, the skull theory definately works for our little girl. There are other gender markers we take into account here, the significant rise seen from the spine to the actual nub, the length of the nub and how the appearanceof the stacking looks. We were shocked. marchofdimes.org/pregnancy/amniocentesis.aspx#, mayoclinic.org/tests-procedures/first-trimester-screening/about/pac-20394169, nipt-biomnis.com/gene/prenatal-blood-tests.html. We have studied this method for many years and we know that if your scan images are analysed correctly, using the many different gender markers, then the nub theory is up to 99.9% accurate. However a lower gestation will be given for this reason and other possible markers seen to know if a rise could potentially happen on your baby. I was told mine was a boy based off the stacked nub. Now, we're not sure what 30 degrees looks like on an ultrasound. I never did the Ramzi theory, what actually is it? Below you will see examples ofrisen boy nubs. All rights reserved. Mind you, scans can also be wrong- my 2yo was pronounced a girl at his 20w scan and he is also a boy!! It sounds pretty reliable in that caseI was so team yellow, I guess I am hoping it could still be incorrect so we are none the wiser! A Group Leader is a What to Expect community member who has been selected by our staff to help maintain a positive, supportive tone within a group. During the first part of pregnancy, both male and female fetuses have identical (and as-yet, not fully formed) genitalia known as a genital tubercle. We have sneakpeek results this weekend and a scan in about 2 weeks so we will see! The researchers found that out of 672 cases, sex determination was possible 90 percent of the time. The nub looksforked but sits atan angleof less than 30 degrees. While there, you may have come across something called nub theory. It gets a lot of attention for being a legit way to predict your babys sex much earlier than normal. And in the end gave birth to a boy. Black Maternal Health Week was created to reduce disparities Black women and birthing people face today. Your post will be hidden and deleted by moderators. (For a fee, of course!). Ours had a v clear spanner nub pointing up the way but found out yday it's a girl. Group Owners uphold the core values of the brand by reporting content that violates the community guidelines. All babies have this between their legs and it develops between 11-13 weeks, turning into a penis in males and a clitoris in females. ", "Ultrasounds are used to screen for certain conditions and check whether there is something noticeably wrong with your baby. The educational health content on What To Expect is reviewed by our medical review board and team of experts to be up-to-date and in line with the latest evidence-based medical information and accepted health guidelines, including the medically reviewed What to Expect books by Heidi Murkoff. The idea is that you can use your 12-week scan (which determines your due date) as a tool for predicting the sex of your baby. It is observed that between 11 and 13 weeks, the genital tubercle i is present between the legs of the babies. Published 30 April 23, By Sarah Handley It's said that if the nub is over 30 degrees up from the spine, it's a boy. But nope, she's all girl! If you Google it there are studies on the accuracy, I think it is over 90% at 13 weeks and a bit less before that. What. Last medically reviewed on March 30, 2020, Skull theory is a popular gender predictor method that uses the features you see on an early ultrasound to determine your baby's sex. Has anyone had a guess at 12 weeks based on nub theory and it turn out to be incorrect? But heres why it was still worthwhile., I tried this mum's clever hack to save 25% on cheese and it works, Child development stages: Ages 0-16 years, See all weight loss and exercise features, Discover a range of our womens lifestyle magazines, Delve into real womens inspiring stories. I notice on here people gender guess when there's not even a viewable nub or they are doing skull theory and don't say so. If your babys nub is angled higher than 30 degrees in relation to its spine, that indicates your baby is a boy, according to nub theorists. "Theres a chance that our prediction simply will be wrong," says Patricia. Unfortunately. Mine did, mine was pointing straight up to the point the guy said he was 99% sure it was a boy so we paid for an early gender scan on the weekend to confirm and it's a little girl. We got the NIPT today. Any nub theories that looked obvious but were wrong? Bear in mind, that our baby gender predictor tests (opens in new tab) are just a bit of fun! This is a sure sign to purchase pink. During that first trimester, you're excited to know as much about your baby as possible; like the gender. How Accurate Is Nub-Theory? This is due to the 15% chance of change, with the development still imminent, the baby can still rise and be confirmed a boy. All theories are rubbish imo, they have a 50/50 chance of being right lol. We were going to be team yellow but our sonographer at 12 week scan got excited and blurted out that she thinks we are having a boy (70% chance) and explained to us about the nub theory. . Baby needs to be laying flat. First-trimester determination of fetal gender by ultrasound. Amanda explains that the quality of the ultrasound photo may also be affected by other factors too. Thankfully our team here have the experience needed to predict with confidence. Anubis a small protrudent seen between the legs asearlyas 8weeks. But has anyone had any experience with it being wrong? Create an account or log in to participate. From about 7 or 8 weeks in gestation fetuses will begin developing what is called a "Nub" or as it is referred to in scientific terms, a "Genital Tubercle". This nub shows an angle less than 30 degrees, draws parallel and the tip is pointing downwards towards the rump. He is an admin of facebook group Baby gender by parents photo. aforked nub, this can bea telltale sign that his nub is undevelopedand in this case someone with an untrained eye in the theory will almost always predict a girl. I don't think there is a clear image of the nub in the pic. "Nub theory" is actually very accurate at 12-13 weeks, but depends very heavily on 1) the quality of the ultrasound 2) the baby's position and 3) the experience of the tech/person using the nub theory angles. Nub theory is a method some people use to predict a baby's sex. Very difficult to tell the difference. Our 12 week scan photo is textbook boy baby by the skull and nub theory. Nub theory fans, however, claim that by 12 weeks the tubercle is different enough in appearance to be noted on an ultrasound. "How ultrasound works is it sends waves through the tissues so it makes sense that if there are less tissue (lower BMI) thinner amount of fat across the tummy, with a greater BMI comes more sense fat tissues so the waves through these fat deposits diffuse the waves. BA1 1UA. Everyone said boy from day one. "Our wombs are mobile - imagine a pear shape - and the stalk is down into your pelvis, the bowel will move the womb around in different directions And, where the womb is tucked right into your pelvis, a full bladder will help move the womb move up towards the stomach. This will varybetween 80-99% depending on the qualityof the scan. Its a very obvious boy nub in the first picture but then again its back is quite curved and I think the line below what seems to be the obvious nub looks a bit girly and Im wondering if what appears to be the obvious nub line could actually be umbilical cord, Heres my 12 vs 20 week scans. With this kind of nub shot an accuracy of99% can be given. (Hey, its probably more accurate than peeing in a cup of salt water to see if youre pregnant!). See additional information. @bbear16, My sonographer today said that it is just an educated guess and cannot be taken as fact yet. As you can see in our examples belowthe 11.3 week nub shot shows a boyish appearance. If you can get a picture of them laying down on their side, that should provide you with a good view of the nub. The girl nubs seen here are between 12-12.5 weeks in gestation and they have an angle of less than 30 degrees. GoodTo is part of Future plc, an international media group and leading digital publisher. At 13+ it should also look more formed than that. Your child's external genitals start developing around week 4 of your pregnancy, but boy . I cant find the theory to say for sure but it seems like it was girl for one and they were unsure for the other had a boy. This is sometimes called "nub theory." Using this method, the sonographer looks at whether the tubercle is pointing up toward the baby's head, which indicates a boy, or whether it remains flat or points down, indicating a girl. I would have called that a stacked nub too. Group Black's collective includes Essence, The Shade Room and Naturally Curly. I totally wouldn't have zoomed in and would definitely had guessed boy though haha. I don't remember which one I posted I think it was the first one. During the 12th week of pregnancy the nub is going through the rapiddevelopment changes and the accuracy of your prediction will bemuch higher. lol I just finished going though a million posts but I found it. According to the theory, based on the angle of the tubercle, the gender may be determined. You need to be 12+.. nub theory at 12w with a good view is 91%. However, rest assured. Wedo not adopt this method, as there is always more to the nub than just the appearance. Here we must look at the angle, a girl nubwill imagebetween a 10 and 29 degree angle. What to Expect supports Group Black and its mission to increase greater diversity in media voices and media ownership. We dont really know, but if you were to draw a straight line on the ultrasound along the bottom half of your babys spine (where their butt is, basically), you can eyeball whether the nub is pointing clearly up away from that line or not. There is some suggestion that by looking at the side profile you could have a playful guess.". Some other sites will. Our ultrasound tech guessed boy at 13 weeks based on nub theory, and she was correct! Published 29 April 23. Please whitelist our site to get all the best deals and offers from our partners. From around 12 weeks to 14 weeks you'll be able to clearly see your baby's nub, also called the genital tubercle. England and Wales company registration number 2008885. We find out next month and Ive been trying to not have a gut feeling as we already have 1 girl and I was hoping for a boy so we could officially be done. It can be hard to get the right angle, though the pregnant person can attend with a full bladder. We have a private scan booked for 16 weeks so we will find out for sure then.. just wondering if anyone's had all pointed to one gender but was actually wrong? Let's face it though a healthy boy or girl is all any parent can hope for. All our content, including text and images, are owned by nub theory. Or until you've met your baby in person, before committing to any kind of colour scheme or wardrobe. Breastfeeding: the trick to a comfy latch, More posts in "October 2016 Birth Club" group, Create post in "October 2016 Birth Club" group. Mumsnet carries some affiliate marketing links, so if you buy something through our posts, we may get a small share of the sale (more details here). Baby needs to be laying flat. Im curious myself so Im bumping this up! From there, you would search for the nub, or a small protrusion, in between where your babys legs will form. Well Im coming to a conclusion that were having another girl. The tip of the nub is also pointing down. This Post has been closed to new Comments. Gestation plays a huge part, the exact gestation is a must, even one day wrongcan make a huge difference in how the nub develops. The odds of an accurate prediction fall for women above that number.". Want to give it a go yourself? The nub will point down at the very tip towards the baby's rump and you will notice the nub hangsover the rump too. Let's look at why and how to, Healthline has strict sourcing guidelines and relies on peer-reviewed studies, academic research institutions, and medical associations. She and her husband had a name picked out and had painted the nursery for a boy when they found out shortly before giving birth that they actually were having a daughter. To see the nub your baby needs to be lying on their side, not curled up and they need to be as flat as possible. "I want to stress that the main goal of blood tests and ultrasounds during the first trimester or early second trimester is not to determine gender. 2nd picture is 12 weeks, Ah! This is the perfect boy nub and you can most definitely purchase blue. In my last pregnancy the sonographer at 12 weeks told us our baby was a boy because of the nub, and she wS right. Both boys andgirlsstart with a flat ambiguousnub, this is why most boys areinaccurately guessed asgirlsduring the 11th gestational week. If youre pregnant and impatiently counting down the days until your 18- to 22-week anatomy scan the ultrasound that will give you all kinds of important info about your growing baby, including their biological sex theres a good chance youve fallen into the internet rabbit hole of sex-prediction theories. Nub theory results: post your pic that you were guessing from and then the confirmed sex! Like the Nub Theory (which looks at the direction the genital tubercle is pointing) or the ancient Chinese birth chart (which uses the mother's age and the month of conception to guess a baby's sex . It's a theory. Eventually this tubercle, or nub, turns into a penis in male babies and a clitoris in female babies. For example, boy baby's at 12.6 weeks can image withaforked nub, this can bea telltale sign that his nub is undevelopedand in this case someone with an untrained eye in the theory will almost always predict a girl. Clear parallel girl nubs. There are times when the nub theory will be incorrect, this is usually down to a poor image, the incorrect identification of all the gender markers and the wrong gestation submitted at the time of analysis. I definately think we are going to have to know at 20 weeks now, as it's driving me up the wall! Would be really interested to find out! The nub usually develops around 11 to 13 weeks. The Nub Theory can help you discover your baby's gender at the 12-week scan, all you need is your first ultrasound picture. The bladder is drawn through to the tip of the nub and shows no rise. The nub is at a much steeper angle upwards from the spine, indicating that this could be a baby boy. Nub theory is a method to predict fetal gender. Please select a reason for escalating this post to the WTE moderators: Connect with our community members by starting a discussion. I did the nub and skull theory at 12 weeks + 3 days and they both predicted boy. Problem is a lot of companies like to make money so will guess on something that's not even a nub, or guess when the baby is still young (under 12 weeks) and the nub still has time to change. (2012). This will varybetween 80-99% depending on the qualityof the scan. Use of this site is subject to our terms of use and privacy policy. Also everyone on here said my scan looked like a boy but I've had 2 different scans confirm girl. One myth is about the size and shape of your belly. Its true that between 8 and 9 weeks of gestation the genital tubercle begins to take shape, though it looks largely the same in both sexes until about 14 weeks. The educational health content on What To Expect is reviewed by our medical review board and team of experts to be up-to-date and in line with the latest evidence-based medical information and accepted health guidelines, including the medically reviewed What to Expect books by Heidi Murkoff. I was convinced girl at first with 12 week scan and so was everyone else but my 20 week scan I think looks more like a boy so who knows. I'm 12w2d and had my ultrasound today. Pregnancy is such an exciting - but slow - time! Also depends on how curled up/flat baby is. Symptoms are nothing to do with the sex of the baby though- I had godawful sickness in all pregnancies and all boys here. In all honesty it's a bit of a guessing game. Nub theory is an unproven gender prediction method that suggests you can determine your baby's gender at your 12 week pregnancy scan. My ramzi theory said girl but my skull theory says boy sooo its already wrong for me. I read it is 75% accurate at 12 weeks. does lazarbeam have a wife; Books. He answers pretty fast. Despite the high percentage of correct gender predictions from the study in 2016. Visit our corporate site. How does the nub theory work? They say it's not uncommon for early 12 weeker boys to be mistaken for girls. A nub is a medical term for the genital tubercle an external sexual organ in a developing embryo. I stand by my statement though, the nub theory is accurate as long as it is read correctly. And the baby's gender was correctly predicted 87 percent of the time. Due to medical and social biases, Black mothers are more likely to experience postpartum depression than any other group. The nub theory works on the basis that from 12 weeks, boys' genitals (or the genital tuber, as they are not actually properly shaped bits and pieces at this stage, and both sexes will have a little tube- like protrusion) will be angled differently to a girls', and so by carefully examining your scan picture, you can work out the sex. e have studied this method for many years and we know that if your scan images are analysed correctly, using the many different gender markers, then the nub theory is up to 99.9% accurate. I posted our 12 week picture here and everyone guessed boy also Ill post it below for comparison. However, I'm team girl. One of these nubs was later confirmed boy and the other confirmed girl. So if u r 12 weeks, there is still a good chance it could be wrong! I wont find out the sex of my baby until Aug 21st! The theory about anterior placenta and gender is that if you have a placenta that attaches to the front of your uterus, you're having a girl. If you're wanting opinions from people who aren't new to it I'd recommend one of the actual nub sites. A Group Owner is a member that has initiated the creation of a group to connect with other members to share their journey through the same pregnancy & baby stages. Disclaimer: THIS WEBSITE DOES NOT PROVIDE MEDICAL ADVICE. Heres how to prevent and treat anemia in pregnancy with healthy foods, supplements, and more. They labelled the "nub" which obviously wasn't right because its a gradual process and at 12 weeks you can't tell which way the nub is going to develop so I took it with a pinch of salt. Before the scan me and my partner were convinced it would be a girl. and further along it increases. Though they would happily share a print of your scan for you to have a playful guess at home.". Been told you were having a girl then found out it's actually a boy? Craved all Savoury too. She has over 13 years' experience as a digital journalist with a wealth of knowledge and experience when it comes to all things family and lifestyle. Future Publishing Limited Quay House, The Ambury, A nub that measures at greater than a 30 degree angle relative to the spine is likely to become a penis. It's a very obvious boy nub in the first picture but then again it's back is quite curved and I think the line below what seems to be the obvious nub looks a bit girly and I'm wondering if what appears to be the obvious nub line could actually be umbilical cord A 2016 study (opens in new tab) looked at the accuracy of the Nub or 'Nib' theory and the results were surprisingly accurate. The 2016 study found that a body mass index below 23.8 was the best cutoff value for gender prediction at 11 to 13 weeks. During that first trimester, you're excited to know as much about your baby as possible; like the gender. DOI: Lubesky M, et al. The Nub Theory is a prediction method that uses your baby's own developing genitalia to predict his or her sex. Here is a closer look at a girl and boy nub from 11 weeks, you can see below there's really not much difference in the appearance. I hadn't heard of the nub theory until a few days ago when a coworker's wife said she's going off of that until her 20 week scan. Usually, you have to wait until your 18-22 week anatomy scan to be in with a chance of finding out, but the Nub Theory is a popular way for parents-to-be to predict their baby's gender at just 12 weeks. The gender will usually be easier to predict if the nub is seen to be angled above30 degrees or higher in relation to his spine. Top is 12 week, bottom 20 week. With this kind of nub shot an accuracy of99% can be given. (opens in new tab) "There are a number of variables that can affect whether we can determine gender as early as 12 weeks.". Me!

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