25% accuracy. Super-resolution reconstruction networks mainly improve the model performance by increasing the network depth. 3 years ago. It is caused by an increase in the production of melanin, and is not related to the cervix or the dilation of the cervix. Significant correlation was detected between the length of the purple line and cervical dilatation and the station of the fetal head. For adults who have a partially blocked duct or a partial narrowing of the puncta, this technique may be used. Cervical dilation with purple line. The condition is more typical in men than in women. Oct 17, 2022 at 9:57 AM. I have a long purple line ranging from the hole up to the bumcrack. How accurate is the purple line dilation? Appearance of the purple line in the prediction of labor progress in the first stage of labor has 90. 6% sensitivity, 52. GameStop Moderna Pfizer Johnson & Johnson AstraZeneca Walgreens Best Buy Novavax SpaceX Tesla. . Resources. 3% specificity, 88. anjamckimmie. Cervical dilation has become one of the most focused on areas of labor and birth, so it’s important you are aware of exactly what it’s all about. , weekdays and weekends, as needed. However, from our personal experience, we very much. As are all things that have to do with childbirth . Rotation means to turn the object/shape/line around: Example: > to <. 3/5 (35 votes) How do midwives check for dilation? Midwives check for dilation during labor by measuring the opening of the cervix during a pelvic exam. Use the compass to measure the distance from the point of rotation to one the vertices of the figure. The further up the line reaches, the closer to labor you are. 39 weeks and 4 days Prenatal update – Only 1 cm dilated. Always look for other signs that labor is progressing and don’t rely on the purple line alone (mucousy birth show, strong surges or your waters have released) and. Randomly, the laptop screen starts to display horizontal lines making only a thin band on top of the screen visible with the actual content, and the rest of the screen blocked. 5% to 91. @samanthahicks88, Since 35 weeks my "butt crack line"has suggested I'm 10cm lol, I'm sure it works for some people but not me! Got checked at36 weeks and I was closed and not dilated at all! Let me tell you it freaked me out when I first saw it hahaha. same size and shape. Pin On Birth And Babies The cervical opening is. Use the protractor, centered on the center of rotation, to measure the angle. The line integral of the linear absorption coefficient p. 📌The appearance of a line of red/purple discoloration is seen to arise from the anal margin and extend between the buttocks reaching the nape of the buttocks. 25%). Turns out there's a rather unconventional physical sign that can offer women an alternative way to check dilation -- without the dreaded vaginal exam. . Slightly raised bumps surrounded by dilated blood vessels, usually in one area of the eye, that may cause discomfort. 1998 Nov;1(11):34-5. I’m 35+2w and have a VERY visible dark purple line but wanted to know if anyone has the same? 😂 If you wouldn’t mind checking your bums. 21. Author L Hobbs. Sep 30, 2014 at 11:04 AM. Google says this has to do with how far dilated you are but I'm only 6 months along and have no signs of impending labour. A point has one dimension, length. Today my husband noticed a purple line in my butt crack. transformation that will change the orientation of. PinterestLine ¯ S T drawn from (-3, 4) to (-3, 8) has undergone a dilation of scale factor 3 about the point A (1, 6). Purple line dilation. in studies, neither almond oil, chocolate butter, olive oil, nor vitamin e protected against stretch marks. Example 3. Farrag et al (2021) found that, “the purple line appears among about four fifth of the total sample. Posted 3/2/23. Construction on Maryland’s Purple Line, already 4½ years behind schedule, is facing another seven months of delay that could push back the light-rail line’s opening to mid-2027. So I had a look in the mirror and it looks like I. A place for media, stories, research, resources and opinions related to midwifery and reproductive health…Sign Out. The “purple line” is said to start appearing when your cervix is between zero and two centimeters dilated. For women either in spontaneous or induced labour, the pooled mean length of the purple line was more than 9. •. show() method saves the image as a temporary file and displays it using your operating system’s native software for dealing with images. and when it reaches the top of your Crack your fully dilated. OBJECTIVES: to investigate the occurrence of the purple line and its respective discoloration in women during the active phase of labor and its association with dilation of the cervix and the. The . I just checked my behind and I have one but definitely purple and definitely used to not have. It's caused by damage to the blood vessels of the light-sensitive tissue at the back of the eye (retina). GPU: MSI N680 Power Edition. When it is rotated 180 degrees, the image appears in Quadrant III. Spider angiomas get their name because the mark on your skin looks like the body and legs of a spider. As baby’s head descends, the intra-pelvic pressure increases and the purple line rises. Colds in Toddlers. An instrument is used to enlarge the punctal openings, and a narrow probe is guided through the puncta, into the tear drainage system, and then through the nasal opening before being removed. Mine is measuring at 7. It is 5-6 cm long. 1002/ijgo. The traffic shift on Veterans Parkway (MD410) will continue through November. Mindy explores the 'mystical' red/purple line that has been observed to provide information about cervical dilation without the need for a vaginal exam. According to a recent Facebook post by baby first aid and education service Tiny Hearts Education, this purple (or silver, red, pink or brown depending on skin colour and tone) line appears during labour on the butt of around 75 per cent of mums. adidas racer tr21 primegreen samsung nexus 10 battery; purple line pregnancy; on 8 Jul 2022; By ; baylor scott and white legal department;purple line pregnancy. Accuracy and intraobserver variability of simulated cervical dilation measurements. Your output should look something like the following: Figure 2: Measuring the size of objects in an image using OpenCV, Python, and computer vision + image processing techniques. Hobbs Line – Also known as the. Purple Line Dilation Chart – Farrag et al (2021) Would you prefer this way of assessing your labor progress (along with other signs such as more birth show, internal focus, increasing feeling of pressure and other visual (and audible) cues? Tracy. This is the set of all points between x=0 and x=1 at any time t. MeSH terms Cervix Uteri* Clinical Nursing Research Delivery, Obstetric / nursing*. 87) and fetal head descent (r = +0. Sign Out. So I just read this thing about a purple line in your butt crack being an indicator of how dilated you are. Lying down often relieves pain. purple line pregnancy. Free math problem solver answers your algebra homework questions with step-by-step explanations. 40-Week Pregnancy Vlog // 8. 15 That Was Intense! – 40-Week Pregnancy Vlog // 8. okay I'm super curious. The possibilities offered to a mother when giving birth are increasingly different. It is a purple or brownish line (mostly depending on skin color) that extends from a woman’s anus upwards to the top of the cleft between her buttocks! To be. May 14, 2023 at 12:44 PM. I have the line, like violently violet and very obviously have this line. Alternative Methods of Checking Dilation {The Purple Line and More} by. There are five different transformations in math: Dilation - The image is a larger or smaller version of the preimage; "shrinking" or "enlarging. Please Note – This guide includes an extensive selection of purple line dilation pictures from real world birth journeys. I have my first cervical exam on Friday and I am currently 36 weeks. It would definitely make. A point has one dimension, length. 6 billion, 11. The purple line is a line of dark red or purple discolouration which can be seen starting from the maternal anal margin and it extends upwards between the. If a varicocele is large enough, a mass like a "bag of worms" may be visible above the testicle. pupil dilation eye dilationCaput medusae is the name for a cluster of swollen veins in your abdomen. 5 - Click on the button "0, 1 or 2 reflections" in order to have two reflections. Advertisement. 3. Probably about 6cm so maybe only 2-3cm dilated if accurate. 87) and fetal head descent (r = +0. It’s a science backed study that showed a correlation between a red/purple line on the butt crack of the expectant mother and how dilated her cervix was. the chance of establishing them varies according to skin type, race, age, diet plan as well as hydration of the skin. 4 cm when the cervical dilatation was 9-10 cm, whereas it was more than 7. A. Perfect for phone cases, , journals, guitars, refrigerators, windows, walls, skateboards, , computers, or whatever needs a dose of originality. the transformation preserves side lengths and angle measures. The purple line is the alternative technique to vaginal examination to know the degree of dilation at the time of delivery, it is used in deliveries performed at. There were no significant difference between primigravida and multigravida in appearance of purple line (p<0. The possibilities offered to a mother when giving birth are increasingly different. Cervical Dilation with Purple Line. Also doctors make a proper use of it for examining a patient’s eye better. To provide firm support to professionals and pupils around the globe, we have developed a free online dilation calculator so that they could get the awesome benefit of this opportunity. To perform a dilation on a coordinate plane, you need to know two pieces of information. When to Have Baby Shower. katcent. Aug 26, 2022 - During labor you may develop a purple line from your anus to your natal cleft. As baby’s head descends, the intra-pelvic pressure increases and the purple line rises. Advertisement. purple line pregnancy. . 2% sensitivity, 45. image. I googled it and it said it’s actually a old wives tale to tell if your dilated, you measure the line. Purple line dilation. knottiecae8206c4a021b88,. This condition normally impacts individuals 50-55 years old and above however they can also appear in younger adults. This purple line test occurs from the top of the natal cleft, or butt crack, and extends upwards. Spider angiomas get their name because the mark on your skin looks like the body and legs of a spider. The purple line theory is a simple method for self checking dilation that could be used by birthing people and their supporting. Springbabyduesoon. Newer Than: Search this thread only; Search this forum only. This is my second baby and I have never heard of this but just today noticed that if i spread my cheeks lol. Always look for other signs that labor is progressing and don’t rely on the purple line alone (mucousy birth show, strong surges or your waters have released) and growing pressure in the bum as a sign of a progressing labor. katebrigham1. I was super curious about this, so I was reading about it and it actually sounded like a pretty cool thing, so I decided to check myself. Click an Item in the list or group of pictures at the bottom of the problem and, holding the button. 15 Purple Line Dilation – What is the. The World Health Organization emphasizes that the number of vaginal examinations should be limited where it is necessary. We locate B' and C' using a similar procedure. 87) and with fetal head descent (r = +0. Necrosis. Anyone else got the. Purple line dilation. Oh the ways to waste my time. Posted 3/2/23. Types of transformations. . Effacement is when the cervix becomes softer. I read that a purple line can appear between your butt checks and get longer, the further dilated you are. Objectives. All 9+ how to check for purple line dilation Latest Will you have a purple/brown/red line in your ‘butt cleavage’ during labor? By Nguyen Thanh Son March 29, 2023Yes I agree, especially since dilation can be found via ultrasound. However, my massage therapist is a doula and said that a little hack to know if you’re really in labor is to, while in a contraction, feel your pirformous muscle (Google it, it’s in your butt) and if it’s also. Image: Supplied/Tiny Hearts Education. 11, 12 It is easier to identify. How accurate is the purple line dilation? Appearance of the purple line in the prediction of labor progress in the first stage of labor has 90. 2 billion in federal grants and loans. When this happens, it’s usually within the first few days after surgery. I'm not sure how legit it is, but I've Google it and found lots of different sources and pics. ' In other words, the longer the line, the closer to birth a baby is. A dull, aching pain or discomfort is more likely when standing or late in the day. Verified answer. I recently saw a video that said when you start to dilate you will get a purple line that will run from. So I just read this thing about a purple line in your butt crack being an indicator of how dilated you are. Cutis marmorata is a condition that causes temporary skin discoloration. In people with darker skin tones, the rash. I have already tried reconnecting the cable (HDMI) and updating my graphics card driver. To provide firm support to professionals and pupils around the globe, we have developed a free online dilation calculator so that they could get the awesome benefit of this opportunity. Example 1. Have you seen. This line starts at the anus and moves up the cleft at the beginning of the second stage of labour (Byrne and Edmonds 1990). Pregnancy. In this article, we will discuss the purple line and its relationship to cervical dilation. I am also 1-2 cm dilated and 70% effaced. 39 weeks and 4 days Prenatal update – Only 1 cm dilated. (2021). There is a reported link between the numbers of VEs a woman has and the risk of pueperal sepsis [16–19]. Please Note – This guide includes an extensive selection of purple line dilation pictures from real world birth journeys. 1 cm and thus very high compared to the average value. s c a l e f a c t o r = d i l a t i o n i m a g e l e n g t h p r e i m a g e l e n g t h s c a l e f a c t o r = 12. due to aortic pathologies such as aortic dilation and tortuosity, the images should be captured separately. A blocked tear duct can also be associated with crusty eyes. Purple line dilation: Has anyone ever seen or heard of this trick. 42, n = 56, P < 0. I had my husband check and he said “I will, but you’ve always had a line. B - Reflection of a. Brief response: perhaps. . Advertisement. kjpp9. Farrag et al (2021) found that, “the purple line appears among about four fifth of the total sample. Posted 9/27/22. Draw an arc centered at the center of rotation through the vertex. The picture below shows a dilation with a scale factor of 2. Hi, I'd come across a video yesterday which stated you could tell when you where near Labour as a purple line appears near your anus to the top of the butt cleft, curious I looked today and have a big purple line which reaches the top of cleft. Evidently as you start dilating a…There must be a difference in how stages are defined based on where you are. Doubt I’ll be having a baby tonight but it is interesting after doing some research. Fertility ; Ovulation Calculator ; Ovulation Symptoms ; Preparing for PregnancySep 14, 2017 - Image result for purple line dilation pictureExplore math with our beautiful, free online graphing calculator. Given the points A ( 12, 8) and B ( 8, 4) on a line undergoing a dilation to produce A ′ ( 6, 4) and B ′ ( 4, 2), write the notation that represents the dilation. In this episode, I am joined by my husband to share our daughter’s birth story. The purple line can sometimes begin to appear early. How accurate is the Purple Line dilation? Some studies have shown that the overall accuracy for cervical dilatation is between 48% to 56% with ± 1 cm error, to 89. Ever seen it? Looks different on white skin vs black skin!Back to post Original poster's comments (6) k. It’s located between the vagina and the uterus and plays a crucial role in. The purple line can sometimes begin to. SharpRose · 15/10/2022 22:39. 50; 95%CI: 0. Cleveland Clinic is a non-profit academic. b. How to Check a Cervix for Dilation: 15 Steps (with Pictures) By Little Eagles March 28, 2023. (1 ) application: bio-oil should be applied to the abdominal area, breasts. Active phase: When your cervix has dilated to 4 centimeters, your contractions will likely become more intense. 4%) women and initially absent in three (6. purple line pregnancy. According to midwife Dr Sara Wickham the purple line sometimes red appears in. Oct 17, 2022 at 9:57 AM. 64; 95%CI: 0. E. It's accurate about 50% of the time and provider's assessments vary from one doc to the next. The purple line. I’ve been researching this, mine is very high, like almost to the top. The length of the purple line at each stage of dilation can vary from person to person so purple line dilation charts provide overlapping estimates. If you feel any pain or extreme discomfort, remove your fingers. One, if you connect corresponding points, your center of dilation is going to be on a line that connects those two points. The Purple Line or Bottom Line. Not really able to measure it well by myself tho (You can Google if you haven’t heard of it but apparently scientific studies show that a line will appear where. This longitudinal study observed 144 women either in. researchers have uncovered that numerous solutions said to prevent stretch marks do not in fact work. Ditto for rotations. Have you seen such a line. 5 – 8cm purple line = 3 -6 cm dilation 7 – 9cm purple line= 7 – 8 cm dilation 8 – 11cm purple line= 9 – 10 cm dilation; The purple line’s length and cervical dilatation are not connected directly. 36 weeks. View traffic shift here. Purple line of dilation. Further research is required to assess whether measurement of the line is. Dilation has its branches spread in the galaxy of graphic designing and architecture. For instance, if you have a triangle and you translate it by (-7, 3) it is still exactly the same size with the same angles. 3 cm when the. You could be dilated to a 3 or 4 or more for weeks and that doesn’t mean labor is happening. Do you have other ways of identifying dilation that do not involve cervical exams? Please share in the comments- Sharon Muza, Science & Sensibility Community Manager. A. Farrag¹, R. The equilateral triangle ABC has side lengths of 8 cm. what is going on? okay so one article I read said that the purple line in your butt crack will get longer the closer you get to 10 cm. The image in the original post is still showing what's happening. And that the image should be the scale factor as far away from the center of dilation, in this case it should be twice as far from the. 2% sensitivity, 45. La purple line that appears in many pregnant women is a natural way to get to know the body before the arrival of a baby. Streach Mark Treatment,Icing Stomach Fat. Sep 30, 2014 at 12:02 PM. adidas racer tr21 primegreen samsung nexus 10 battery; purple line pregnancy; on 8 Jul 2022; By ; baylor scott and white legal department;purple line pregnancy. The secondary outcome was to determine the association between the purple line length and the fetal head descent, and to calculate the pooled mean length of the. Sep 30, 2014 at 11:04 AM. 4 sizes available. I posted a question box in my Instagram stories a while back, so we will be covering a lot of topics from what we did for labor prep, how I managed pain, lots of questions on homebirth, and the birth process in general. to 7 p. 12459. three resulting images after different dilation operations (by the dilation operators in Fig. I just checked my behind and I have one but definitely purple and definitely used to not have. purple line pregnancy. US is the first-line imaging modality for evaluation of suspected FT abnormalities and other associated pathologic entities in the female pelvis (). 5. Purple line of dilation. Brianna72220. All 10+ how to check for purple line dilation Advanced Guide Ngô Gia Tự • March 28, 2023 • 0 Comment That Was Intense! – 40-Week Pregnancy Vlog // 8. Jul 12, 2021 at 2:24 PM. Red line corresponds to stimulus onset; purple line corresponds to detection of motion event. Main Menu. 3 cm. Also doctors make a proper use of it for examining a patient’s eye better. That Was Intense! – 40-Week Pregnancy Vlog // 8. Full size imageSo I posted yesterday that my Dr made me check my own cervix. Results: The purple line was seen at some point in labour for 109 women (76%). image. We explore the tripartite entropic uncertainty and genuine tripartite quantumness of Dirac fields in the background of the Garfinkle–Horowitz–Strominger (GHS) dilation space-time. Basically, the theory is that starting at 3-4cm of dilation, a dark purple/red lines appears in your buttcrack. 32-0. Doubt I’ll be having a baby tonight but it is interesting after doing some research. Therefore, this study aimed to determine the. I believe midwives use it to predict dilation. A plane consists of an infinite set of points. . 4 cm when the cervical dilatation was 9–10 cm,. Advertisement. Posted 9/27/22. November 16, 2021. During this stage, dilation will move from 0 to 3-4 centimeters. 41-0. And that the image should be the scale factor as far away from the center of dilation, in this case it should be twice as far from the. Purple Line Theory: Transitioning From Pregnancy to Labor The purple line theory is a simple method for self checking dilation that could be used by birthing people and their supporting people that is less intrusive than. Please Note – This guide includes an extensive selection of purple line dilation pictures from real world birth journeys. As your baby’s birthday approaches and the big event of childbirth draws near, you can also tell if you are dilating by the purple line. . Hi! I’m 38+3 right now and I have heard this talk about measuring dilation by the purple line that creeps up your butt crack (pardon my lack of…Sign Out. It tends to appear as a bluish red or pink color in a lacy or marbled pattern. show() will block the REPL until you close the image. Pregnancy Pillows. doi: 10. 1,421. 7% and this accuracy is. The Purple Line or Bottom Line. The mapping notation is: ( x, y) → ( 2 x, 2 y) Example 7. What is the purple line in labor? Purple line is one of the non-invasive methods to assess the progress of cervical dilatation and foetal head descent in labour (Shepherd et al. katcent. mlmc-22. 5% positive. 3 cm on average across all 109 women. For women either in spontaneous or induced labour, the pooled mean length of the purple line was more than 9. To be honest- even if the line correlates to labor and dilation, if you’re not having consistent contractions then it doesn’t really matter. . 4% specificity, 96. This purple line starts at the anus and goes up the back of the body, ending at the cleft of the buttocks. What the fuck guys. A smaller varicocele may be too small to see but noticeable by. Purple Line Theory: Transitioning From Pregnancy to Labor The purple line theory is a simple method for self checking dilation that could be used by birthing people and their supporting people that is less intrusive than. adidas racer tr21 primegreen samsung nexus 10 battery; purple line pregnancy; on 8 Jul 2022; By ; baylor scott and white legal department;purple line pregnancy. My partner recently noticed this line all the way up my booty crack, this is new and ig I’m wondering if there’s really any correlation between tha. After a reflection across the "red" line, point A1 is reflected a second time across the "purple" line. Please Note – This guide includes an extensive selection of purple line dilation pictures from real world birth journeys. Check Details. But, according to the theory I should be 10cm dilated. When the line reaches the top of the natal cleft, 2nd stage is probably a matter of minutes away. ' The report then goes on to talk about the 'significant correlation between the station of the fetal head and the red line length. medications that widen blood vessels. If the preimage had been rotated 90 degrees, the image would be in Quadrant II. Dilated pupils may or may not be accompanied by red, bloodshot eyes. 2 replies. When you’re looking at the screen, the fetal heart rate is usually on the top and the contractions at the bottom. I was curious if it’s true and checked yesterday before taking a bath and there was a small purple line and today I have been feeling a lot of pressure and cramping so decided to take another look to see if there is a difference, and there is a big. Robyn+2 member. (2021). The purple line was significantly more likely to be present in women in spontaneous labor, when compared with those women admitted for induction of labor. 3% and 89. …Significant correlation was detected between the length of the purple line and cervical dilatation and the station of the fetal head. Cervix dilation symptoms: What does cervical dilation feel like and how to check if you are dilatingWhich statements are true regarding undefinable terms in geometry? Select two options. 15 Purple Line Dilation – What is the Purple Line in Labor? Purple Line Dilation “Club“ More parents are opting OUT of uncomfortable routine vaginal examinations in labor and prenatally (without a medical indication) and are opting. A. tld99. 41-0. samanthahicks88. purple line pregnancy. 3 cm when the. 0% negative predictive. 25%). 152123mum. Draw the preimage and image and properly label each. The purple line does exist and there is a medium positive correlation between its length and both cervical dilatation and station of the fetal head. . I hate cervical checks. The purple line theory is a simple method for self checking dilation that could be used by birthing people and their supporting people that is less intrusive than traditional cervical exams. C. adidas racer tr21 primegreen samsung nexus 10 battery; purple line pregnancy; on 8 Jul 2022; By ; baylor scott and white legal department;purple line pregnancy. The study described in this paper aimed to assess in what percentage of women in labour a purple line was present, clear and measurable and to determine if any relationship existed between the length of the purple line and cervical dilatation and/or station of the fetal head. 15 That Was Intense! – 40-Week Pregnancy Vlog // 8. It states 'The red line was seen on 91 (89%) occasions, and was completely absent in five (10. This line can be very faint, or as bold as if you drew it on. Cervix Dilation Sign #6: The purple line. I can feel the baby down low and. For some women though, it doesn't show up until. Hobbs Line – Also known as the Red/Purple Line in Pregnancy Hobbs line, also known as the purple line and named after the researcher who wrote the first paper on this subject, has recently drawn more well-deserved. These are benign lesions of the skin. Pin On Birth And Babies The cervical opening is. They mostly occur on the lower lip but can also present on the upper lip. 1. well actually its a laptop so i need an egpu board to use another gpu i suppose. Once the line meets to the top of the crack, you're supposed to be 10cm or fully ready to go. but I came across this. Haha. (2)Sep 14, 2017 - Image result for purple line dilation pictureAs part of the Purple Line project, bike lanes will be installed on Campus Drive from the University of Maryland Global Campus on Adelphi Road to Baltimore Avenue. A. 3% specificity, 88. Touch device users, explore by touch or with swipe gestures. Nursing & Feeding. For women either in spontaneous or induced labour, the pooled mean length of the purple line was more than 9. 4 cm when the cervical dilatation was 9-10 cm,. Evidently there are scientific studies on it and it’s not just an old wives tale. Back Community Research Portland Birthing Centers Postnatal Vitamins Lactation Supplements How To Check Dilation Purple Line Dilation Oris Steaming Full Spectrum Doula Giving Childbirth at Home Pre-natal Yoga Placenta Encapsulation Bellies Cast Thoughts & Kits The Optimal Nursing Clothes Leave us a reviewAnyone else already have a decent size purple line? I completely forgot about this from my last pregnancy until I was checking out how dark my nethers have gotten thinking about bleaching it in a few months 😂Anyway, purple line is there. purple line pregnancy. So I’m not sure if anybody has ever heard of the “purple line of dilation” before. Colds in Toddlers. Never heard of this before. When you’re nearing full dilation, you might make new sounds, which are deeper and throatier – yep, that roaring we mentioned earlier. The Purple Line. The purple line is the alternative technique to vaginal examination to know the degree of dilation at the time of delivery, it is used in deliveries performed at home. Express this measurement in terms of cm in lowest form of /b. Breastfeeding 101 Birthing From Within Newborn Care Classes Sleep Training Methods Online Birthing Classes Resources Community Resources Portland Birthing Centers Postnatal Vitamins Lactation Supplements How To Check Dilation Purple Line Dilation Yoni Steaming Full Spectrum Doula Giving Birth at Home Prenatal Yoga Placenta. The purple line appeared in 753 of women during the active phase of labor. I'm taking what I'm reading with a grain of salt but wanted to know if anyone had any experience with the 'purple line' being accurate? I definitely have the line at 37 weeks so interested to.