scholarly journals The effects of weight fluctuation on the components of metabolic syndrome: a 16-year prospective cohort study in South Korea

2021 ◽  
Vol 79 (1) ◽  
Author(s):  
Young Ran Chin ◽  
Eun Sun So

Abstract Background Weight fluctuation (WF) is highly prevalent in parallel with the high prevalence of intentional or unintentional dieting. The health risks of frequent WF for metabolic syndrome (MS) have become a public health concern, especially for health care providers who supervise dieting as an intervention to prevent obesity-related morbidity or to improve health, as well as for the general population for whom dieting is of interest. The aim of this study was to investigate the long-term effect of WF on the risk of MS in Koreans. Methods This study analyzed secondary data from the Korean Genome and Epidemiology Study, a 16-year prospective cohort study, on 8150 individuals using time-dependent Cox regression. Results WF did not increase the risk of MS in either normal-weight or obese subjects. In an analysis of the components of MS, greater WF significantly increased the risk of abdominal obesity (HR = 1.05, 95% CI = 1.02–1.07, p < 0.001) in normal-weight individuals. However, WF did not increase the risk of hyperglycemia, low high-density lipoprotein cholesterol levels, elevated blood pressure, or raised fasting glucose in normal-weight individuals, and it did not influence any of the components of MS in obese individuals. Conclusion Since WF was found to be a risk factor for abdominal obesity, which is the most reliable predictor of MS, it should be considered when addressing weight control. Further studies on cut-off points for the degree of weight loss in a certain period need to be conducted to help clinicians provide guidance on appropriate weight control.

2021 ◽  
Author(s):  
Young Ran Chin ◽  
Eun Sun So

Abstract Background: Weight fluctuation (WF) is highly prevalent in parallel with the high prevalence of intentional or unintentional dieting. The health risks of frequent WF for metabolic syndrome (MS) have become a public health concern, especially for health care providers who supervise dieting as an intervention to prevent obesity-related morbidity or to improve health, as well as for the general population for whom dieting is of interest. The aim of this study was to investigate the long-term effect of WF on the risk of MS in Koreans.Methods: This study analyzed secondary data from the Korean Genome and Epidemiology Study, a 16-year prospective cohort study, on 8,150 individuals using time-dependent Cox regression.Results: WF did not increase the risk of MS in either normal-weight or obese subjects. In an analysis of the components of MS, greater WF significantly increased the risk of abdominal obesity (HR=1.05, 95% CI=1.02-1.07, p=.002) in normal-weight individuals. However, WF did not increase the risk of hyperglycemia, low high-density lipoprotein cholesterol levels, elevated blood pressure, or raised fasting glucose in normal-weight individuals, and it did not influence any of the components of MS in obese individuals.Conclusion: Since WF was found to be a risk factor for abdominal obesity, which is the most reliable predictor of MS, it should be considered when addressing weight control. Further studies on cut-off points for the degree of weight loss in a certain period need to be conducted to help clinicians provide guidance on appropriate weight control.


Metabolism ◽  
2017 ◽  
Vol 67 ◽  
pp. 54-61 ◽  
Author(s):  
Ji Hye Huh ◽  
Dhananjay Yadav ◽  
Jae Seok Kim ◽  
Jung-Woo Son ◽  
Eunhee Choi ◽  
...  

2021 ◽  
Vol 29 (7) ◽  
pp. 386-391
Author(s):  
Zeinab Hatamian ◽  
Lida Moghaddam-Banaem ◽  
Samira Mokhlesi ◽  
Marzieh Saei Ghare Naz

Background and aim There is limited knowledge about the effect of maternal metabolic syndrome (MetS) on the anthropometric parameters of newborns. Therefore, the authors aimed to evaluate the association between MetS in the first trimester of pregnancy with weight and height of the newborn. Methods This prospective cohort study was conducted on 455 pregnant women in Tehran during their first trimester of pregnancy. MetS was defined as the coexistence of three or more of the following criteria: fasting blood sugar (FBS) level ≥92 mg/dl, blood pressure ≥130.85 mm/hg, triglyceride ≥150 mg/dl, high density lipoprotein ≤50 mg/dl, and body mass index (BMI) ≥30 kg/m2. All participants were followed up to childbirth. After birth, the baby's weight and height data were collected from the birth certificate. Results Linear regression analysis showed FBS (ß: 0.100, p-value: 0.038), BMI (ß: 0.139, p-value: 0.004), and MetS (ß: -0.122, p-value: 0.015) were significantly associated with birth weight but no statistically significant results were found for birth height. Conclusion MetS and some of its components in pregnancy can affect birth weight of neonates.


2019 ◽  
Vol 150 (4) ◽  
pp. 894-900 ◽  
Author(s):  
Li Huang ◽  
Shangzhi Xu ◽  
Xi Chen ◽  
Qian Li ◽  
Lixia Lin ◽  
...  

ABSTRACT Background Breastfeeding has many established health benefits to both babies and mothers. There is limited evidence on the association between delayed lactogenesis and breastfeeding practices. Objective We assessed the association between delayed lactogenesis and breastfeeding practices in women initiating breastfeeding. Design We used data from a prospective cohort study in Wuhan, China, which enrolled pregnant women at 8–16 weeks of gestation and followed up to postpartum. Women were included who had a singleton live birth, initiated breastfeeding, and provided information on infant feeding. Maternal lactogenesis status was assessed by face-to-face interview at day 4 postpartum. Breastfeeding practices (full breastfeeding and/or any breastfeeding) were queried by telephone interview at 3, 6, and 12 mo postpartum. Poisson regression and Cox regression were used to identify the association between delayed lactogenesis and breastfeeding practices. Results Delayed lactogenesis was reported by 17.9% of the 2877 participants. After adjusting for potential confounders, when compared with timely lactogenesis, delayed lactogenesis was significantly associated with higher risk of inability to sustain full breastfeeding at 3 mo postpartum (RR: 1.24, 95% CI: 1.10, 1.39) and 6 mo postpartum (RR: 1.14, 95% CI: 1.04, 1.24). Delayed lactogenesis was also significantly associated with early termination of any breastfeeding (HR: 1.15, 95% CI: 1.01, 1.30) in the adjusted model. In a combined analysis, women with higher gestational weight gain (GWG, ≥16 kg for underweight and normal weight, 15 kg for overweight/obesity) and who subsequently experienced delayed lactogenesis had the highest risk of ending any breastfeeding earlier (adjusted HR: 1.32, 95% CI: 1.11, 1.55) compared with those who gained less GWG and experienced timely lactogenesis. Conclusions This study shows that delayed lactogenesis was associated with low rate of full breastfeeding and shorter duration of any breastfeeding. Greater efforts to promote breastfeeding should be targeted towards women with delayed lactogenesis.


2014 ◽  
Vol 43 (4) ◽  
pp. 429-436 ◽  
Author(s):  
Sultana Monira Hussain ◽  
Yuanyuan Wang ◽  
Flavia M. Cicuttini ◽  
Julie A. Simpson ◽  
Graham G. Giles ◽  
...  

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