Waisttoheight ratio as an indicator of early health risk ncbi. Objective to compare the performance of different anthropometric indices including body mass index bmi, waist circumference wc, waisttoheight ratio whtr and a body shape index to predict high blood pressure bp in adolescents using the 90th and 95th percentiles as two different thresholds. The study, led by michelle swainson, a professor of exercise physiology, found the cutoff for predicting whole body obesity was 0. Waist to height ratio whtr with the waist to height ratio the waist circumference is divided by height. A waist circumference result of 35 inches in women and 40 inches in men would indicate an excess in abdominal fat. Understanding your waisttohip ratio maintaining a healthy weight can help you in many ways. Nutrients free fulltext predictive ability of waist. A persons waisttoheight ratio whtr, also called waisttostature ratio wsr, is defined as. Optimal cutoff values of bmi, waist circumference and. The waisthip ratio or waisttohip ratio whr is the dimensionless ratio of the circumference of the waist to that of the hips. Various obesityrelated anthropometric indices, such as body mass index bmi, waist circumference wc, waisttoheight ratio whtr, waisttohip ratio whpr and body adiposity index bai.
For a 6ft man 72 inches, this means having a waistline no larger than 36 inches, while a 5ft 4in 64 inch womans waist should measure 32in or less. An advantage of whtr is that a single cutoff can be used and it does not require agedependent cutoffs11,19 wc is a heightdependent variable, and taller children generally have a larger wc than. Waist to height ratio another method of assessing whether or not a person is at a healthy weight is the waist to height ratio wthr. The use of the waisttoheight ratio whtr addresses a current dilemma of how best to. For example, a person with a 28 in 71 cm waist and 5 ft 7 in 170 cm height has a waistheight ratio of 0. Waist hip ratio how to accurately measure your waist to. How to calculate waist to height ratio whtr tutorial. It has therefore been suggested that waist circumference wc, a proxy for central obesity, should be included with bmi in a matrix to categorise health risk. The generally acceptable level is if your waist measurement is less than half your height e. Insulin resistance syndrome american family physician. The use of whtr, a proxy for central obesity and shape, could be an important new public health screening tool that can be used for all adults and children older than 5.
A recent study in the journal of clinical endocrinology metabolism indicates that the waist to height ratio is the best predictor of cardiovascular risk and mortality. Being overweight can raise your risk of health issues such as heart disease, type 2 diabetes, arthritis, and some types of cancers. The waisttoheight ratio identified more individuals at early health risk than the. Compared to just measuring waist circumference, waist to height ratio is equally fair for short and tall persons. However, the optimum ratio that will separate populations with high from low cardiovascular risk remains controversial. They include the body mass index, the waisttohip ratio, the waist circumference wc, and the waisttoheight ratio whtr. The present study aims to evaluate the accuracy of the index of waist.
Comparisons of body mass index, waist circumference, waist. The test is also basically free and anyone can do it at home. Higher values of whtr indicate higher risk of obesityrelated cardiovascular diseases. The good news is that you can take steps toward lowering your health risks. However, it is unclear to what extent these findings can be applied to the perception of female attractiveness in a naturalistic condition or in women with a higher body. To evaluate the magnitude of association between waist circumference wc and waisttoheight ratio wthr with cardiometabolic risk factors and metabolic syndrome and to. We aimed to compare the discriminating ability of body mass index bmi, waist circumference wc, and waisttoheight ratio whtr for the. Waisttoheight ratio whtr and triglyceride to hdlc ratio tghdlc as predictors of.
Personalised measures of obesity using waist to height ratios from. Pdf determination of health status by waistheight ratio. Waisttoheight ratio percentiles and cutoffs for obesity bioline. Different anthropometric measures have been proposed as alternative noninvasive measures for obesityrelated cardiometabolic risk. The aim of this study was to compare the discriminatory ability of body mass index bmi, waist circumference wc, waisttohip ratio whr, and waisttoheight ratio whtr in identifying the presence of cardiometabolic risk factors in asian indians. There have been still controversy about the predominance 10,11, and whtr could be an alternative to wc, due to evaluating risk for tall and short individuals 1214. Objective to compare the strength of association between obesity indices and chronic diseases at baseline, and the subsequent mortality risk among us. We wanted to compare how the adult uk population is classified using such a. Recent studies have shown the enhanced diagnostic capability of the waisttoheight ratio whtr over bmi.
Experts say your ideal waist size should be no more than half your height in inches. The higher the resulting value, the higher the risk for suffering heart and circulation problems. Each persons bmi, wtr, waist circumference, hip circumference, and waisttohip ratios were noted. In postmenopausal women, neither measured nor estimated free testosterone is associated with waisttohip ratio measurements, and there does not appear to be a direct relationship between androgens and visceral adiposity in this population 76. Waist hip ratio is the ratio of the circumference of your waist to that of your hips.
A smaller group about 7,500 people also got indepth testing and was followed for a year. Is waisttoheight ratio the best predictive indicator of. Purpose to outline the benefits of the ratio of the waist to height ratio whtr and its graphical representation in the ashwell shape chart for the assessment of the health risks of obesity. Height was measured with a stadiometer dynatop, mexico with 1mm precision. Waist to height ratio calculator assess your lifestyle risk. Waisttoheight ratio as an indicator of early health. This crosssectional study involved 509 subjects 278 males and 231 females aged 2060 years from new delhi, india. Is waist to height ratio a better and more practical. The value should reveal the risk better than the bmi and the whr waist to hip ratio. Body mass index, waist circumference, and waisttoheight. Pdf waistheight ratio is good way to measure healthy weight in.
The objectives of the present study were to determine the associations of bmi, waist circumference wc and waist. Height and wc measurements were taken by trained and standardized personnel 21,22. This calculator will tell you your waist to height ratio. Objectives there is now good evidence that central obesity carries more health risks compared with total obesity assessed by body mass index bmi. This tutorial explains you, how to calculate the whtr. The aim of this study was to determine the associations between cardiovascular health and the waist circumference wc and waisttoheight ratio whtr. We conducted this study to evaluate and compare the discriminatory power of waisttoheight ratio whtr in relation to body mass index bmi and waist circumference wc in predicting htn after years of followup. Waist to height ratio is a simple measurement for assessment of lifestyle risk and overweight. However, while a structured cutoff hierarchy has been established for bmi, a rigorous analysis to define individuals as obese using the whtr has not been performed on a sample of american adults. Waisttoheight ratio is better than body mass index and wai. For people under 40, a waist to height ratio of over 0. Pediatric psoriasis and increased waisttoheight ratio.
Although the wc is an excellent index for measuring central adiposity, tables for age and sexdependent wc cutoffs are required in children and adolescents7,16. An advantage of whtr is that a single cutoff can be used and it does not require agedependent cutoffs11,19 wc is a height dependent variable, and taller children generally have a larger wc than shorter. An excess of fat mass has been associated with adverse cardiometabolic risk factors. Holl, for the adiposity patients registry initiative and the german competence net obesity, body mass index, waist circumference, and waisttoheight ratio as predictors of cardiometabolic risk in childhood obesity depending on pubertal. Sir, in response to the editorial by v mohan and m deepa.
Is waist to height ratio a better and more practical measure of obesity to assess cardiovascular or diabetes risk in indians. The test can predict your risk for developing diseases linked to excessive insulin, like type 2 diabetes and heart disease. The waisttoheight ratio whtr, calculated by dividing the waist circumference wc by height, has recently gained attention as an. The best time to take your measurements for this calculation, is in the morning. The most popular ratios for characterizing obesity are the whr i. Waisttoheight ratio is evaluated by dividing the waist circumference or waist size of a person by the height of the person, and it is used to assess the fat content in human body. Pdf waist to height ratio and the ashwellr shape chart. Recent trends in waist circumference and waistheight. Ii find this height to waist calculator and results pretty accurate for the average person. The best anthropometric indicator to verify the association between obesity and hypertension htn has not been established. Waisttoheight ratio wht corresponds better to metabolic risk than bmi. Background given the fat redistribution in later stages of life, how the associations between abdominal obesity and the risk of morbidity and mortality have changed with age have not been elucidated, especially for waist to height ratio whtr. Exact figures for this, however, are not yet known. Waist circumference wc to height ratio wcht is used as a measure of central obesity.
The waist to height ratio calculator is a measure of your body fat distribution. Although very similar to the guidelines for men, women have more wiggle room when it comes to their waisttoheight ratio. The whtr may give a more accurate assesment of health for serious athletes, especially body builders, who have a higher percentage of muscle and a lower percentage of body fat, or for women who have a pear rather than an apple shape. Six reasons why the waisttoheight ratio is a rapid and effective global indicator for health risks of obesity and how its use could simplify the international public health message on obesity. Waist to height ratio an overview sciencedirect topics.
Wc, waisttoheight ratio whtr have been proposed for abdominal imaging and risk factors 6,8,9. Comparison of body mass index bmi, body adiposity index bai, waist circumference wc, waisttohip ratio whr and waisttoheight ratio whtr as predictors of cardiovascular disease risk factors in an adult population in singapore. Previous research suggests that waisttohip ratio whr, waisttostature ratio wsr, and waisttobust ratio wbr serve as cues of health and fertility in women, influencing the viewers perception of attractiveness. Of course results will vary depending of factors like if you have a muscular body, etc.
Objectivesthe aim of the current study is to generate waist circumference to height ratio cutoff values for obesity categories from a model of the. Wc in meters divided by hip circumference in meters and the waistheight ratio whtr. Pdf we suggest that a simple, rapid screening toolthe waisttoheight ratio whtrcould help to overcome debates about the use of different. A weight to height ratio chart is a very useful chart to understand how much weight should one have according to his her height. Overweight and obese were identified by bmi for age and gender in a random sample including 2055 han and. This study aimed to describe the distribution of waisttoheight ratio whtr percentiles and cutoffs for. The waisttoheight ratio is a great predictor of a persons level of insulin resistance. A 2014 study found a correlation between year of life lost yll for different values of waist to height ratio whtr and found that yll increased dramatically in both males and females when above 0. Objective the purpose of this study was to determine the optimal whtr cutoff value in screening obesity and to compare it with other obesity indicators including body mass. Effects of waist to height ratio, waist circumference. The study is based on data from the us national health and nutrition survey, cycle iii n11,930 children ages 224 years from years 19881994. These charts come up with measurements like high, low or target to specify how much weight is overweight, underweight, and ideal. Pdf six reasons why the waisttoheight ratio is a rapid and.
Waisttoheight ratio whtr the waisttoheight ratio whtr is calculated by dividing your waist size by your height. The relative change in waistheight ratio was similar to waist circumference at. Waist circumference to height ratio in children and. This study attempts to establish a cutoff for the whtr using metabolic syndrome as the. It has been rightly pointed that indians have higher abdominal adiposity, measured as the waisttohip ratio or waist circumference. Waisttoheight ratio as a screening tool for obesity and. A novel cutoff for the waisttoheight ratio predicting. Davis, in treatment of the postmenopausal woman third edition, 2007. During the same time periods and within the same age groups, the unadjusted mean waist circumference for girls increased from 51. The ability of waisttoheight ratio to identify health risk ncbi. Setting probability proportionate to size was used to. Data collected from seven nationwide health examination centres during 2008 and 2009 were analysed.
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