scholarly journals Relative Lean Body Mass and Waist Circumference for the Identification of Metabolic Syndrome in the Korean General Population

Author(s):  
Eunjoo Kwon ◽  
Eun-Hee Nah ◽  
Suyoung Kim ◽  
Seon Cho

Lean body mass (LBM) comprises organs and muscle, which are the primary determinants of energy expenditure and regulation of glucose and lipid metabolism. Excessive abdominal fat is associated with metabolic abnormality. Little is known about the relationship between metabolic abnormality and LBM and waist circumference (WC), especially in the Asian general population. The aim of this study was to clarify this relationship. We performed a cross-sectional study with 499,648 subjects who received health check-ups at 16 health promotion centers in 13 Korean cities between January 2018 and October 2019. The subjects were categorized into four groups: (a) High (H)-RLBM (relative lean body mass)/Normal (N)-WC, (b) High-RLBM/Abnormal (A)-WC, (c) Low (L)-RLBM/Normal-WC, and (d) Low-RLBM/Abnormal-WC. RLBM was calculated using fat mass data that were estimated via bioelectrical impedance analysis. L-RLBM/A-WC was significantly associated with metabolically unhealthy status (OR: 4.40, 95% CI: 4.326–4.475) compared to H-RLBM/N-WC. L-RLBM/N-WC (OR: 2.170, 95% CI: 2.122–2.218) and H-RLBM/A-WC (OR: 2.713, 95% CI: 2.659–2.769) were also significantly related to metabolic unhealthy status. The cut-offs of RLBM for predicting metabolic syndrome (MetS) were 74.9 in males and 66.4 in females (p < 0.001). L-RLBM and A-WC are associated with metabolic abnormality in the Korean general population. RLBM is an anthropometric index that can be used to predict MetS in primary health care.

Nutrients ◽  
2018 ◽  
Vol 10 (8) ◽  
pp. 1027 ◽  
Author(s):  
Robinson Ramírez-Vélez ◽  
Hugo Carrillo ◽  
Jorge Correa-Bautista ◽  
Jacqueline Schmidt-RioValle ◽  
Emilio González-Jiménez ◽  
...  

Fat-to-muscle ratio has been proposed as an alternative approach for assessing body fat. The objective of this study was to explore fat-to-muscle ratio thresholds in metabolic syndrome (MetS) diagnosis; it was hypothesised that the fat-to-muscle ratio is a good predictive indicator of MetS in a large population of young Colombian adults. For this purpose, a cross-sectional study was conducted on 1416 subjects (66.6% female), aged from 18.1 to 25.1. As part of the study, measurements of the subjects’ anthropometric indicators, serum lipid indices, blood pressure, and fasting plasma glucose were taken. Body composition was measured through bioelectrical impedance analysis (BIA). A new variable (ratio of fat mass to muscle mass, in kg) was calculated. Following the International Diabetes Federation (IDF) definition, MetS includes three or more metabolic abnormalities. Receiver operating characteristic (ROC) curves and logistic regression determined the discriminatory ability of the fat-to-muscle ratio to predict MetS. According to the IDF, the best fat-to-muscle ratio cut-off point for detecting MetS in men was 0.225 kg, with an area under the curve (AUC) of 0.83, sensitivity of 80%, and specificity of 70%. For women, the fat-to-muscle ratio cut-off point was 0.495 kg, the AUC was 0.88, and the sensitivity and specificity were 82% and 80%, respectively. In conclusion, our results showed that the fat-to-muscle ratio cut-off points from ROC analyses demonstrate good discriminatory power for detecting MetS in young Colombian adults.


2021 ◽  
Author(s):  
Qing Ye ◽  
Chao Li ◽  
Tianxin Pan ◽  
Zhiyong Wang ◽  
Huafeng Yang ◽  
...  

Abstract BackgroundWe aim to investigate the association between socioeconomic status (SES) and metabolic syndrome (MetS) among general population in Nanjing, China.MethodsA cross-sectional study was conducted in 2017 among adults aged 18 years or older in Nanjing, China. Participants were selected using multistage sampling approach. Diagnosed MetS was the outcome variable. Education and monthly family average income (FAI) was used to separately indicate SES. Mixed-effects models were used to calculate the association between SES and MetS.ResultsThe prevalence of MetS was 19.7% (95%CI=19.0%, 20.4%) among overall sample population. After controlling for covariates, educational attainment was negatively associated with MetS prevalence in women. As for men, the most well-educated subjects were at the lowest risk (OR=0.72, 95%CI=0.57, 0.92) of having MetS compared to the least educated subjects. Relative to those who from lower FAI sub-group, participants from upper tertile were less likely to have MetS for both genders (OR=0.73, 95%CI=0.617, 0.87; OR=0.85, 95%CI=0.73, 0.99). Among all participants, higher education level predicted lower waist circumference, triglycerides, systolic and diastolic blood pressure, and fasting glucose concentration. Higher FAI was associated with lower waist circumference and systolic and diastolic blood pressure in women, and with lower systolic and diastolic blood pressure in men.ConclusionsEducation and family average income each was inversely related to MetS and its components prevalence in Nanjing, China in 2017. It has important public health implications that the tailored prevention strategies should be implemented for people with different socioeconomic status.


2021 ◽  
Vol 15 (1) ◽  
pp. 14-18
Author(s):  
Abdellah H.K. Ali

Background: Recent studies have reported the epidemiological link between Metabolic Syndrome (MS) and asthma, but it has rarely been studied in Egypt. The study aimed to investigate the prevalence of MS and its predictors among asthma patients in Egypt. Methods: In total, 320 patients with bronchial asthma were included. The following were assessed: spirometric evaluation, anthropometric indices, blood pressure, fasting blood sugar and serum lipid profile. We analyzed the correlation between metabolic scores and patient characteristics. Predictors of MS were identified using logistic regression analysis. Results: The prevalence of MS was 57.5% in asthma patients. For asthma patients, low High-Density Lipoprotein (HDL) and abdominal obesity were the commonest metabolic abnormality. Waist circumference, Fasting Blood Sugar (FBS) and triglyceride correlated significantly with asthma (P ‹ 0.05). FBS and DBP were the best predictors of MS. Conclusion: MS is frequent in asthma patients in Egypt. Obesity and lipid abnormalities were the commonest metabolic abnormality. Screening of these patients for components of metabolic syndrome should be a part of routine workup.


2019 ◽  
Vol 2 (2) ◽  
pp. 86-90
Author(s):  
Naintina Lisnawati ◽  
Irwan Haryanto

Latar Belakang: Masa remaja ditandai dengan perubahan komposisi tubuh yang disebabkan oleh keadaan hormonal dan gaya hidup. Kondisi tersebut memberikan pengaruh terhadap pola asupan makanan yang dikonsumsi remaja. Tujuan Penelitian: Mendeskripsikan dan menganalisis hubungan asupan zat gizi dengan komposisi tubuh remaja. Metode: Desain penelitian ini adalah cross sectional. Subjek penelitian adalah remaja di Kabupaten Purwakarta yang dipilih secara acak dan berjumlah 44 orang. Data mengenai asupan zat gizi diperoleh menggunakan Formulir Food Recall 2x24 jam, dan komposisi tubuh menggunakan Bio Impedance Analysis (BIA). Analisis data menggunakan uji Rank Spearman Test. Hasil: Rerata berat badan dan Lean Body Mass (LBM) subjek penelitian masing-masing adalah 43,7±8,6 kg dan 33,8±5,2 kg, sedangkan median massa lemak adalah 8,2±4,6 kg. Tingkat kecukupan energi subjek sebagian besar tergolong kurang (59,1±37,8%), begitu  pula dengan asupan kalsium (159,4±502,9 mg). Asupan energi, karbohidrat, protein, dan lemak berhubungan dengan komposisi tubuh subjek (p<0,05), sedangkan asupan zat besi (Fe), kalsium (Ca), kalium (K), natrium (Na), magnesium (Mg), dan seng (Zn) tidak signifikan berhubungan dengan LBM dan berat badan subjek (p>0,05). Zn merupakan satu-satunya zat gizi mikro yang mempunyai korelasi dengan massa lemak (p=0,032). Simpulan: Zat gizi makro mempunyai hubungan dengan komposisi tubuh remaja di Kabupaten Purwakarta.


2021 ◽  
Vol 5 (2) ◽  
pp. 056-060
Author(s):  
Keita Niakhaleen ◽  
Faye Maria ◽  
Seck Sidy Mouhamed ◽  
Ndong Boucar ◽  
Faye Moustapha ◽  
...  

Introduction: Determination of dry weight is one of the daily goals to achieve in hemodialysis. The aim of this study was to validate the use of bioelectrical impedance analysis (BIA) in estimation of dry weight in a population of Senegalese chronic hemodialysis patients. Patients and methods: A 9-week cross-sectional study was carried out at the hemodialysis unit of Aristide Le Dantec University Hospital. Adult patients with no previous hospital history were included. The total body water (TBW) was measured with a single frequency bioelectric impedance foot-to-foot analyzer, before and after six successive hemodialysis sessions. These results were compared with those from clinical measurements with the Watson equation using a Student’s t-test and Bland-Altman analysis. Results: 264 measurements were made in 22 patients (46.6 years, 54.5% men, 92.3 months on dialysis, 62.7 kg mean dry weight). A significant reduction in weight (ΔWeight = 2.0 ± 1.1 kg; p < 0.0001) and in TBW measured by the BIA (ΔTBWBIA = 3.3 ± 1.0 liters; p < 0.0001)) or calculated by Watson’s equation (ΔTBWWatson = 0.5 ± 0.2 liter; p = 0.0001) was observed. There was a strong linear correlation and agreement between the 2 TBW measurements in pre-dialysis. In post-dialysis the concordance diagram indicated a bias = –2.2 and wide agreement limits. Conclusion: The BIA allows reproducible and reliable measurements and a fair estimate of the TBW in pre-dialysis.


2021 ◽  
pp. 1-7
Author(s):  
A.K. Stuck ◽  
A. Weber ◽  
R. Wittwer ◽  
A. Limacher ◽  
R.W. Kressig

Objectives: To investigate practicality and repeatability of a handheld compared to a state-of-the-art multisegmental bioelectrical impedance analysis (BIA) device to facilitate screening of sarcopenia in older inpatients. Design and setting: Cross-sectional study in a geriatric rehabilitation hospital. Participants: 207 inpatients aged 70+. Measurements: In a first phase, appendicular skeletal muscle mass index (ASMI) was measured using the handheld Biody xpertZm II BIA device (n=100). In a second phase, ASMI was obtained using the multisegmental Biacorpus RX 4004M device (n=107). Repeatability of BIA devices was compared in subgroups of patients (handheld BIA device: n=36, multisegmental BIA device: n=46) by intra-class correlation (ICC) and Bland-Altman plots. Results: Overall, measurement failure was seen in 31 patients (31%) tested with the handheld BIA device compared to one patient (0.9%) using the multisegmental BIA device (p<0.001). Main reasons for measurement failure were inability of patients to adopt the position necessary to use the handheld BIA device and device failure. The mean difference of two ASMI measurements in the same patient was 0.32 (sd 0.85) using the handheld BIA device compared to 0.02 kg/m2 (sd 0.07) using the multisegmental device (adjusted mean difference between both groups -0.35, 95% confidence interval (CI) -0.61 to -0.09 kg/m2). Congruently, Bland-Altman plots showed poor agreement with the handheld compared to the multisegmental BIA device. Conclusion: The handheld BIA device is neither a practical nor reliable device for assessing muscle mass in older rehabilitation inpatients.


Author(s):  
Matthew Hobbs ◽  
Stuart J.H. Biddle ◽  
Andrew P. Kingsnorth ◽  
Lukas Marek ◽  
Melanie Tomintz ◽  
...  

Background: This study investigates the association between television (TV) viewing and child adiposity and if parental education and child ethnicity moderate this association. Method: Cross-sectional, pooled (2013/2014–2016/2017) adult and child New Zealand Health Survey were matched resulting in 13,039 children (2–14 y) and parent dyads. Child TV viewing was estimated using self-reported time for each weekday and weekend. The height (in centimeters), weight (in kilograms), and waist circumference of parents and children were measured. Childhood body mass index and obesity were defined using the International Obesity Task Force cutoff values. Effect modification was assessed by interaction and then by stratifying regression analyses by parent education (low, moderate, and high) and child ethnicity (Asian, European/other, Māori, and Pacific). Results: Overall, watching ≥2 hours TV on average per day in the past week, relative to <2 hours TV viewing, was associated with a higher odds of obesity (adjusted odds ratio = 1.291 [1.108–1.538]), higher body mass index z score (b = 0.123 [0.061–0.187]), and higher waist circumference (b = 0.546 [0.001–1.092]). Interactions considering this association by child ethnicity and parent education revealed little evidence of effect modification. Conclusion: While TV viewing was associated with child adiposity, the authors found little support for a moderating role of parental education and child ethnicity.


Nutrients ◽  
2020 ◽  
Vol 12 (4) ◽  
pp. 1164 ◽  
Author(s):  
Nikolina Nika Veček ◽  
Lana Mucalo ◽  
Ružica Dragun ◽  
Tanja Miličević ◽  
Ajka Pribisalić ◽  
...  

Metabolic syndrome (MetS) is a widespread disorder and an important public health challenge. The purpose of this study was to identify the association between salt taste perception, Mediterranean diet and MetS. This cross-sectional study included 2798 subjects from the general population of Dalmatia, Croatia. MetS was determined using the Joint Interim Statement definition, and Mediterranean diet compliance was estimated using Mediterranean Diet Serving Score. Salt taste perception was assessed by threshold and suprathreshold testing (intensity and hedonic perception). Logistic regression was used in the analysis, adjusting for important confounding factors. As many as 44% of subjects had MetS, with elevated waist circumference as the most common component (77%). Higher salt taste sensitivity (lower threshold) was associated with several positive outcomes: lower odds of MetS (OR = 0.69; 95% CI 0.52–0.92), lower odds for elevated waist circumference (0.47; 0.27–0.82), elevated fasting glucose or diabetes (0.65; 0.45–0.94), and reduced HDL cholesterol (0.59; 0.42–0.84), compared to the higher threshold group. Subjects with lower salt taste threshold were more likely to consume more fruit, and less likely to adhere to olive oil and white meat guidelines, but without a difference in the overall Mediterranean diet compliance. Salt taste intensity perception was not associated with any of the investigated outcomes, while salty solution liking was associated with MetS (OR = 1.85, CI 95% 1.02–3.35). This study identified an association between salt taste perception and MetS and gave a new insight into taste perception, nutrition, and possible health outcomes.


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