• METHODS: We included consecutive patients enrolled in early outpatient CR who underwent air displacement plethysmography with measurements of height, weight, and waist circumference at initiation and completion of CR. (nursingcenter.com)
  • Whole-body air displacement plethysmography (ADP) is a recognised and scientifically validated densitometric method to measure human body fat percentage. (wikipedia.org)
  • The Bod Pod is a specialized device that utilizes air displacement plethysmography (ADP) to accurately measure an individual's body composition. (articlesfactory.com)
  • The initial concept of the Bod Pod was based on the principle of air displacement plethysmography (ADP), which was first introduced in the 1960s. (articlesfactory.com)
  • This displacement indicates body volume. (medicalnewstoday.com)
  • MEASUREMENTS: Fat mass (FM) was measured at baseline, 12 weeks, 24 weeks and 52 weeks using three- and four-compartment (4-C) models, air displacement plethysmography (ADP), deuterium dilution - total body water (TBW), dual-energy X-ray absorptiometry (DXA), skinfold thickness (SFT), tetrapolar bioelectrical impedance analysis (T-BIA) and LTL. (lshtm.ac.uk)
  • Dual X-ray absorptiometry (DXA), air displacement plethysmography (ADP), bioelectrical impedance analysis (BIA) and anthropometry are four body composition methods that have been frequently used for the assessment of body fat percentage (%BF) in athletes. (footballscience.net)
  • Neonatal percent body fat was not calculated, and air-displacement plethysmography was not used to assess neonatal body composition. (sdu.edu.tr)
  • ABSTRACT Objective: Assess the agreement and validity between relative body fat percentages estimated using anthropometric measurements and air displacement plethysmography (ADP). (scielo.org)
  • Body composition assessment was performed by dual-energy X-ray absorptiometry (DXA), multifrequency bioelectrical impedance (MF-BIA), and air displacement plethysmography (ADP) techniques. (medscape.com)
  • To achieve this, body composition was evaluated by 3 potent and well-validated techniques: dual-energy X-ray absorptiometry (DXA), multifrequency bioelectrical impedance analysis (MF-BIA), and air displacement plethysmography (ADP) at different stages during the weight reduction process induced by a VLCK diet. (medscape.com)
  • Improvement of LCI (Δ LCI before minus after treatment) and change of functional residual capacity from nitrogen multiple-breath washout (FRC MBW ) minus residual volume (RV) from body plethysmography after 19 antibiotic courses in children with cystic fibrosis. (bmj.com)
  • These include the following: body plethysmography (using various methodologies), nitrogen washout, gas dilution, and radiographic imaging methods. (ersjournals.com)
  • The term "lung volume" usually refers to the volume of gas within the lungs, as measured by body plethysmography, gas dilution or washout. (ersjournals.com)
  • METHODS: 48 subjects (aged 60 ± 8 years, mean ± SD, 73% males, 16 healthy, and 17 symptomatic smokers) underwent cardiopulmonary exercise testing (CPET), body plethysmography, nitrogen single-breath washout test (N2SBW), lung diffusion for carbon monoxide (DLCO), and forced oscillation technique (FOT). (cpxinternational.com)
  • Forty subjects (19-65 years) underwent body plethysmography, ergometry, cardiopulmonary exercise test and a 4-h wearing period without a mask, with a surgical mask (SM), a community mask (CM), and an FFP2 respirator (FFP2). (researchgate.net)
  • In addition, four electrode plates have been implemented on the foot weight scale to infuse a small amount of electric current (1mA) for BIA (bioelectrical impedance analysis) to estimate the amount of body fat percentage, lean body mass and total body water. (slideshare.net)
  • Tests conducted on the system illustrate that it is able to accurately compute the body mass index and perform a bioelectrical impedance analysis on the user. (slideshare.net)
  • A number of methods are available for determining body fat percentage, such as measurement with calipers or through the use of bioelectrical impedance analysis. (wikipedia.org)
  • However, previous research that has looked at the effects of creatine on muscle mass often focuses on assessing muscle mass changes by looking at whole-body muscle mass, estimating changes in fat-free mass via methods such as bioelectrical impedance analysis (BIA), dual-energy X-ray absorptiometry (DXA) and whole body air displacement plethysmography (BodPod). (biolayne.com)
  • The purpose of this study was to determine if there were comparable differences in body fat percentage (BF%) using air plethysmography and skinfold measurements to the U.S Army Body Composition (ABC) standard means of measuring body composition. (wku.edu)
  • These findings speak to the importance of body fatness measurements beyond BMI in the CR setting. (nursingcenter.com)
  • This non-invasive and safe technology provides precise measurements of body fat percentage, lean body mass, and other relevant metrics. (articlesfactory.com)
  • Due to differences in body fat distribution, males and females need to take measurements in different areas. (medicalnewstoday.com)
  • People can then enter these measurements into an online calculator , which estimates body fat percentage. (medicalnewstoday.com)
  • It is important to note that skinfold measurements vary widely, and body fat distribution can differ, based on race, age, sex, and physical activity. (medicalnewstoday.com)
  • The United States Army use an equation that incorporates a person's height and circumference measurements to estimate body fat percentage. (medicalnewstoday.com)
  • Therefore, measurements that show a greater resistance indicate a higher body fat mass. (medicalnewstoday.com)
  • Following hydrodensitometry, a person can use body mass and volume measurements to calculate body density with an equation. (medicalnewstoday.com)
  • Measurements of skinfold thickness (triceps and medial calf) were collected and used to estimate relative body fat by the Slaughter equation. (scielo.org)
  • After associated to the mother's body mass index and to answering the questions, the student was subjected low level of physical activity on girls, and to to anthropometric measurements. (bvsalud.org)
  • The Bod Pod underwent a major redesign, resulting in the release of the Bod Pod This updated version featured improved accuracy and reliability, as well as enhanced user-friendliness. (articlesfactory.com)
  • The Bod Pod underwent further advancements with the introduction of the Bod Pod GS. (articlesfactory.com)
  • The Bod Pod underwent another significant upgrade with the release of the Bod Pod GS-X. This model featured an improved ventilation system, enhanced temperature control, and increased measurement precision. (articlesfactory.com)
  • To evaluate the effects of 3D printing emission on pulmonary function, whole-body plethysmography (PenH) was used to measure bronchial reactivity 24 hours after the last exposure. (cdc.gov)
  • Changes in pulmonary dynamics for the 10 and 20 mg/kg body weight dosages of 3MI from 0 to 48 hours after dosing were determined by whole body plethysmography. (lsu.edu)
  • Respiratory and pulmonary functions were measured by whole-body and invasive plethysmography. (biomedcentral.com)
  • Other technologies include pulse oximetry-derived plethysmograms, electrocardiogram-based respiratory rate derivation, respiratory inductance plethysmography, and thermal imaging of expired air, all of which can be impacted by motion artifact [ 2 , 12 ]. (cdc.gov)
  • Respiration of conscious animals recorded using whole-body plethysmography. (phypha.ir)
  • Because weight alone does not paint an accurate picture of a person's body composition, undergoing BIA or using a different system of checking the whole body is the best way to promote a healthy lifestyle. (contentz.com)
  • However, some of the studies used to support the effectiveness of creatine for hypertrophy looked at whole body lean mass changes, something that may have also been affected by the water retention caused by creatine. (biolayne.com)
  • Since this term is too nonspecific, it is recommended that its use should be discontinued and replaced with more specific terminology, for example, plethysmographic lung volume (abbreviated at V L,pleth ), and FRC by body plethysmography or TGV at FRC (FRC pleth ). (ersjournals.com)
  • Lung volume test , also called as body plethysmography. (medlineplus.gov)
  • Common concerns when using low-calorie diets as a treatment for obesity are the reduction in fat-free mass, mostly muscular mass, that occurs together with the fat mass (FM) loss, and determining the best methodologies to evaluate body composition changes. (medscape.com)
  • This study aimed to evaluate the very-low-calorie ketogenic (VLCK) diet-induced changes in body composition of obese patients and to compare 3 different methodologies used to evaluate those changes. (medscape.com)
  • Hence, the 2 main objectives of this study were to assess the changes in body composition and muscle strength promoted by a VLCK diet in the treatment of obese patients and to compare different methodologies used to evaluate body composition. (medscape.com)
  • Due to the similar outcomes between ABC and air plethysmography, and the potential error when using 7-site skinfold (± 3.5 %), it would not be in the U.S. Army's' best interest to change their standard means of estimating body composition. (wku.edu)
  • Body composition for 15 generally-active women (21.4 ± 1.7 years) was measured using three different procedures: a7-site skinfold, air plethysmography, and the ABC measurement using a non-stretchable tape measure around the neck, waist, and hip. (wku.edu)
  • Additionally, the air plethysmography method (26.2 ± 8.3 %) yielded statistically higher (p = .017) values when compared to the 7-site skinfold. (wku.edu)
  • Skinfold equations should be used with caution and, whenever possible, in combination with other body composition indicators. (scielo.org)
  • Plethysmography is used to diagnose deep vein thrombosis and arterial occlusive disease. (homespaedmonton.com)
  • A correction is made for the buoyancy of air in the lungs and other gases in the body spaces. (wikipedia.org)
  • While the hyperaerated regions correlated with the functional markers of gas retention in the lungs (increased residual volume (RV) and RV/TLC ratio), the poorly aerated regions correlated with the resistive parameters measured by the forced oscillation technique (increased intercept resistance and mean resistance). (rcjournal.com)
  • Your airways are the parts of your body that carry air to your lungs, including your nose, throat, trachea (windpipe), and bronchial tubes that connect your windpipe to each lung. (medlineplus.gov)
  • This graph from the National Health and Nutrition Examination Survey (NHANES) in the United States charts the average body fat percentages of Americans from samples from 1999 to 2004: In males, mean percentage body fat ranged from 23% at age 16-19 years to 31% at age 60-79 years. (wikipedia.org)
  • OBJECTIVES: To investigate changes in body composition and the validity of the leg-to-leg bioimpedance (LTL) method to measure body fat during active weight loss (WL) and weight regain (WR). (lshtm.ac.uk)
  • To the best of our knowledge, no studies have exhaustively assessed the changes in body composition associated with this type of diet, and variations in muscle strength have been only assessed in athletes. (medscape.com)
  • A very muscular person, for example, may have a low percentage of body fat but a high BMI. (medicalnewstoday.com)
  • The fact is every body is different and looks different, so without knowing how much fatty tissue, lean tissue and muscular tissue is inside a person-something BIA achieves by measuring the water in each type of tissue using current resistance-it's hard to know how healthy a person is. (contentz.com)
  • Although DXA, ADP, BIA, and anthropometry have been used in the scientific literature in order to assess %BF in adolescent football players, these results demonstrate that these body composition methods are not interchangeable in this population. (footballscience.net)
  • The expression of miR-221-3p was positively correlated with body weight, BMI and waist circumference, and negatively correlated with quantitative insulin sensitivity check index. (unav.edu)
  • citation needed] Epidemiologically, the percentage of body fat in an individual varies according to sex and age. (wikipedia.org)
  • From this data, it can then determine the percentage of body fat and lean body mass. (articlesfactory.com)
  • A person can easily estimate their body fat percentage by measuring the circumference of different parts of their body. (medicalnewstoday.com)
  • Different authorities have consequently developed different recommendations for ideal body fat percentages. (wikipedia.org)
  • In 1983, the body fat percentages of American Olympians averaged 14-22% for women and 6-13% for men. (wikipedia.org)
  • Whether you are looking to reduce body fat percentages to meet a workout goal or to better overall health, body composition is a good measure of success. (contentz.com)
  • A DEXA scan uses X-rays to precisely measure body fat, lean muscle, and mineral composition in different parts of the body. (medicalnewstoday.com)
  • It is a method of assessing body composition and measuring body fat in relation to lean body mass. (contentz.com)
  • RESULTS: We analyzed data from 142 patients (mean age +/- SD = 60 +/- 12 years), 74% male, 94% non-Hispanic whites, and body mass index (BMI) 29.9 +/- 5.1 kg/m 2 . (nursingcenter.com)
  • Lastly, it was observed that OSAS severity was associated with shorter LTL even after adjusting for sex, age, years of schooling, body mass index, diabetes, stroke and heart attack. (oncotarget.com)
  • In females, mean percentage body fat ranged from 32% at age 8-11 years to 42% at age 60-79 years. (wikipedia.org)
  • Over the years several tests have been developed to detail body composition, including BMI-a measure of body mass index. (contentz.com)
  • Over the years, several technologies have been used to calculate body composition. (contentz.com)
  • Thirty-eight male football players with a mean (sd) age of 16.7 (0.87) years, involved in the Portuguese national competition of U16 ( n = 13) and U19 ( n = 25), were evaluated and objective measures of body composition, muscle strength and football skills were collected by trained specialists. (mdpi.com)
  • Cardiovascular health score was defined by the American Heart Association as a composite score of 7 key risk factors (smoking status, physical activity, diet, body mass index, blood pressure, total cholesterol, and fasting blood glucose) with 0 to 2 points for each factor. (unav.edu)
  • Participants were stratified into two groups in accordance with changes in body mass index (BMI) standard deviation score: low-responders (LR) and high-responders (HR). The expression of 39 circulating miRNAs (c-miRNAs) was evaluated in plasma of all subjects before the intervention. (unav.edu)
  • The system employs a number of sensors to monitor the body mass index (BMI) and amount of body fat present in the user's body. (slideshare.net)
  • Keywords: Body mass index Internet of things (IoT) Personal healthcare Smart fitness mirror Smart home This is an open access article under the CC BY-SA license. (slideshare.net)
  • The widely used body mass index (BMI) provides a measure that allows the comparison of the adiposity of individuals of different heights and weights. (wikipedia.org)
  • The conventional body mass index ( BMI ) only measures total body weight , without taking body fat and muscle mass into account. (medicalnewstoday.com)
  • In order to determine body density, a person must divide body weight, or mass, by body volume. (medicalnewstoday.com)
  • Those with an altered or unhealthy body composition-the body's relative amount of body fat to fat-free mass-are at greater risk for health conditions such as obesity, diabetes, heart disease, fatigue, cancer and high blood pressure. (contentz.com)
  • 1 - 3 It is well known that factors such as older age, male gender, higher body mass index (BMI), and alcohol or sedative drug intake worsen OSA severity. (researchsquare.com)
  • Adolescents were classified as eutrophic or with overweight according to body mass index (body weight/height2) (x̄=20,12, sd=3,56). (scielo.org)
  • The mild but marked reduction in fat-free mass occurred at maximum ketosis, primarily as a result of changes in total body water, and was recovered thereafter. (medscape.com)
  • Typically, researchers use DEXA scans to measure body fat percentage in research settings. (medicalnewstoday.com)
  • The body fat percentage is a measure of fitness level, since it is the only body measurement which directly calculates a person's relative body composition without regard to height or weight. (wikipedia.org)
  • With a well engineered weighing system, body density can be determined with great accuracy by completely submerging a person in water and calculating the volume of the displaced water from the weight of the displaced water. (wikipedia.org)
  • If there were no errors whatsoever in measuring body density, the uncertainty in fat estimation would be about ± 3.8% of the body weight, primarily because of normal variability in body constituents. (wikipedia.org)
  • The SDP and TDP groups had visibly increased body weight in relation to the SCS and TCS groups. (ufop.br)
  • Validity of the leg-to-leg bioimpedance to estimate changes in body fat during weight loss and regain in overweight women: a comparison with multi-compartment models. (lshtm.ac.uk)
  • The LTL system is a useful method to measure body composition changes during clinical weight management programmes. (lshtm.ac.uk)
  • Male rats received saline (S) or 5.0 mg/kg ketamine (K) (100 µl/100 gram body weight) intra-arterially after trauma and hemorrhage. (iasp-pain.org)
  • [ 6 ] This could produce so-called sarcopenic obesity, that is, the coexistence of an excess of FM and a decline in FFM that yields a near-normal body weight. (medscape.com)
  • [ 13 ] Therefore, VLCK diets operate by potent mechanisms to induce weight loss, and various body compartments might be altered. (medscape.com)
  • Talk to your provider about the meaning of your specific test results. (ucsfhealth.org)
  • Abnormal results usually mean that you may have chest or lung disease. (ucsfhealth.org)
  • By comparing the volume of air inside the chamber with the volume of air outside, the Bod Pod can calculate the individual's body density. (articlesfactory.com)
  • A further equation converts body density into body fat percentage. (medicalnewstoday.com)
  • the Two Way ANOVA test with Tukey post test, expressed as mean ± standard error. (ufop.br)
  • Paired t-test was used to compare %BF means. (footballscience.net)
  • This comprehensive overview explores the principles behind Bod Pod, its benefits, limitations, and applications in various fields such as sports, healthcare, and research. (articlesfactory.com)
  • However, it is unclear that such levels are ever actually attained since (a) the means to measure such levels are, as noted below, lacking in principle and inaccurate, and (b) 4-6% is generally considered a physiological minimum for human males. (wikipedia.org)
  • An IR temperature sensor has been implemented in the research to measure the temperature of the user's body from the forehead. (slideshare.net)
  • An accuracy of 95.3 % was observed in the determination of the body temperature. (slideshare.net)
  • There is strong scientific evidence supporting the use of plethysmography as a diagnostic and prognostic tool for cardiovascular disease and peripheral vascular disease (including primary and secondary Raynaud's phenomenon). (homespaedmonton.com)
  • The vasodilatation was studied with venous occlusion plethysmography and determined by the increase of vascular conductance during handgrip exercise. (scipedia.com)
  • According to a 2016 study , BIA can give a reasonable estimate of body fat percentage. (medicalnewstoday.com)
  • Respiratory signal analysis revealed a dramatic increase in variability of respiratory rhythm that quantified with increase in the standard deviation of inter-breath interval, inspiration time and mean of IBI, expiration and expiration to inspiration time ratio in both nasal obstruction and nasal anesthetized animals. (phypha.ir)
  • Euthanasia and Collection: being currently performed Adiposity Body Index. (ufop.br)
  • The SCS animals showed Adiposity Index Body higher compared to TDP animals. (ufop.br)
  • However, it is not clear whether TVol or AVol provides better estimates of fetal body proportion and adiposity, independent of routine two-dimensional (2D) ultrasound biometry. (sdu.edu.tr)
  • Using information gathered about water in the body, the system can calculate body fat. (contentz.com)
  • The first commercial version of the Bod Pod was introduced by Life Measurement, Inc. This marked a significant milestone in the field, as it made the technology more accessible to researchers and practitioners. (articlesfactory.com)
  • By analyzing body composition, healthcare professionals, athletes, and individuals seeking to improve their fitness can gain a deeper understanding of their physical condition, track progress, and make informed decisions regarding their diet, exercise, and overall well-being. (articlesfactory.com)
  • J Strength Cond Res 27(9): 2619-2625, 2013-The squat is a closed-chain lower body exercise commonly performed by many athletes. (lww.com)
  • Non-positional OSA patients show higher AHI and lower mean oxygen saturation (SpO 2 ) levels compared to positional OSA patients. (researchsquare.com)