scholarly journals Trends in TC/HDL and LDL/HDL Ratios across the Age Span: Data from the 2007-2018 National Health and Nutrition Examination Survey (NHANES)

Author(s):  
Inga Wang ◽  
Jay Kapellush ◽  
Stephen Hou ◽  
Mohammad H Rahman ◽  
Xiaoyan Li ◽  
...  

Background. Cholesterol levels in total cholesterol (TC), low-density lipoprotein (LDL-C), high-density lipoprotein (HDL-C), and triglyceride (TG) contribute to atherosclerosis and its clinical consequences. Objectives. This study aimed to examine the trends in serum TC/HDL and LDL/HDL ratio across the age span. Methods. This is an observational study. Blood lipid measurements, taken from 85,646 noninstitutionalized participants, aged 6 to 80, were obtained from the National Health and Nutrition Examination Survey (NHANES) study. We compared the TC/HDL and LDL/HDL ratio trends in three distinct cross-sectional surveys during 2007-2010, 2011-2014, and 2015- 2018. Results. Cholesterol ratios changed by age and differed by sex. Mean TC/HDL ratios declined from 4.03 (95% CI, 4.01-4.05) in 2007-2010, to 3.84 (95% CI, 3.81-3.87) in 2015-2018 (p<.05 for linear trend) in male; mean TC/HDL ratios declined from 3.69 (95% CI, 3.67-3.70) in 2007- 2010, to 3.45 (95% CI, 3.42-3.47) in 2015-2018 (p<.05 for linear trend) in female. Mean LDL/HDL ratios declined from 2.30 (95% CI, 2.28-2.32) in 2007-2010, to 2.18 (95% CI, 2.15- 2.20) in 2015-2018 (p<.05 for linear trend) in male; mean LDL/HDL ratios declined from 2.04 (95% CI, 2.02-2.06) in 2007-2010, to 1.96 (95% CI, 1.94-1.98) in 2015-2018 (p<.001 for linear trend) in female. Conclusions. Between 2007 and 2018, favorable trends in lipid ratio levels were observed among noninstitutionalized residents in the US.

Nutrients ◽  
2021 ◽  
Vol 13 (8) ◽  
pp. 2686
Author(s):  
Michael D. Wirth ◽  
Longgang Zhao ◽  
Gabrielle M. Turner-McGrievy ◽  
Andrew Ortaglia

Background: Research indicates potential cardiometabolic benefits of energy consumption earlier in the day. This study examined the association between fasting duration, timing of first and last meals, and cardiometabolic endpoints using data from the National Health and Nutrition Examination Survey (NHANES). Methods: Cross-sectional data from NHANES (2005–2016) were utilized. Diet was obtained from one to two 24-h dietary recalls to characterize nighttime fasting duration and timing of first and last meal. Blood samples were obtained for characterization of C-reactive protein (CRP); glycosylated hemoglobin (HbA1c %); insulin; glucose; and high-density lipoprotein (HDL), low-density lipoprotein (LDL), and total cholesterol. Survey design procedures for adjusted linear and logistic regression were performed. Results: Every one-hour increase in nighttime fasting duration was associated with a significantly higher insulin and CRP, and lower HDL. Every one-hour increase in timing of the last meal of the day was statistically significantly associated with higher HbA1c and lower LDL. Every one-hour increase in first mealtime was associated with higher CRP (β = 0.044, p = 0.0106), insulin (β = 0.429, p < 0.01), and glucose (β = 0.662, p < 0.01), and lower HDL (β = −0.377, p < 0.01). Conclusion: In this large public health dataset, evidence for the beneficial effect of starting energy consumption earlier in the day on cardiometabolic endpoints was observed.


2021 ◽  
Vol 20 (1) ◽  
Author(s):  
Seung Jae Kim ◽  
Oh. Deog Kwon ◽  
Kyung-Soo Kim

Abstract Background This study aimed to investigate the prevalence, awareness, treatment, and control rates of dyslipidemia and identify the predictors of optimal control (low-density lipoprotein cholesterol < 100 mg/dL) among patients with diabetes mellitus (DM). Methods A cross-sectional study was conducted using the representative Korea National Health and Nutrition Examination Survey (2014–2018). Overall, 4311 patients with DM, aged ≥19 years, and without cardiovascular diseases were selected, and the prevalence, awareness, treatment, and control rates of dyslipidemia were calculated. Univariate and multivariate logistic regression analyses were conducted to evaluate the factors influencing the optimal control of dyslipidemia. Results Dyslipidemia was prevalent in 83.3% of patients with DM, but the awareness and treatment rates were 36.5 and 26.9%, respectively. The control rate among all patients with dyslipidemia was 18.8%, whereas it was 61.1% among those being treated. Prevalence and awareness rates were also significantly higher in women than in men. Dyslipidemia was most prevalent in those aged 19–39 years, but the rates of awareness, treatment, and control among all patients with dyslipidemia in this age group were significantly lower than those in other age groups. The predictors of optimal control were age ≥ 40 years [range 40–49 years: adjusted odds ratio (aOR) 3.73, 95% confidence interval (CI) 1.43–9.72; 50–59 years: aOR 6.25, 95% CI 2.50–15.65; 60–69 years: aOR 6.96, 95% CI 2.77–17.44; 70–79 years: aOR 9.21, 95% CI 3.58–23.74; and ≥ 80 years: aOR 4.43, 95% CI 1.60–12.27]; urban living (aOR 1.44, 95% CI 1.15–1.80); higher body mass index (aOR 1.27, 95% CI 1.13–1.42); lower glycated hemoglobin levels (aOR 0.71, 95% CI 0.67–0.76); hypertension (aOR 1.53, 95% CI 1.22–1.92); poorer self-rated health status (aOR 0.72, 95% CI 0.62–0.84); and receiving regular health check-ups (aOR 1.58, 95% CI 1.25–2.00). Conclusions Most patients with DM were diagnosed with dyslipidemia, but many were unaware of or untreated for their condition. Therefore, their control rate was suboptimal. Thus, by understanding factors influencing optimal control of dyslipidemia, physicians should make more effort to encourage patients to undergo treatment and thus, adequately control their dyslipidemia.


2018 ◽  
Vol 76 (3) ◽  
pp. 181-188 ◽  
Author(s):  
Mary R Rooney ◽  
Pamela L Lutsey ◽  
Parveen Bhatti ◽  
Anna Prizment

ObjectiveTo test cross-sectional associations between urinary concentrations of 2,5-dichlorophenol (2,5-DCP) and 2,4-dichlorophenol (2,4-DCP) with the prevalence of cardiovascular disease (CVD), cancer, lung disease, thyroid problems and liver conditions.MethodsLogistic regression was used to evaluate associations of urinary concentrations of 2,5-DCP and 2,4-DCP with prevalence of various medical conditions among 3617 National Health and Nutrition Examination Survey participants from 2007–2008 and 2009–2010. ORs and 95% CIs for each disease were estimated. All regression models were adjusted for urinary creatinine.ResultsWe observed a monotonically increasing association between quartiles of 2,5-DCP and prevalence of CVD. After adjustment for sociodemographic and lifestyle characteristics, participants with the highest versus lowest quartile of urinary 2,5-DCP had an OR=1.84 (95% CI 1.26 to 2.70) (p linear trend=0.006). The association was similar with further adjustment for established clinical CVD risk factors. Higher 2,5-DCP was also associated with prevalence of all cancers combined (ORQ4 vs Q1=1.50 (95% CI 1.00 to 2.26); p trend=0.05) and, in exploratory analyses, with gynaecological cancers (ORQ4 vs Q1=4.15 (95% CI 1.51 to 11.40; p trend=0.01)). No associations were detected between 2,5-DCP and lung diseases, thyroid problems or liver conditions, nor between 2,4-DCP and prevalent disease.ConclusionIn this nationally representative study, higher urinary 2,5-DCP concentrations were associated with greater prevalence of CVD and all cancers combined. Further examination may be warranted to assess whether chronic exposure to 2,5-DCP is associated with incidence of adverse health outcomes.


Nutrients ◽  
2020 ◽  
Vol 12 (4) ◽  
pp. 984
Author(s):  
Galya Bigman

Smell and taste decline with aging, and markedly deteriorate when nutritional deficiencies occur. This study aims to examine the associations between Vitamin D (VD) deficiency and smell and taste impairments among adults. This paper details a cross-sectional study utilizing data from the US National Health and Nutrition Examination Survey (NHANES, 2013–2014.). Smell impairment was assessed by the Pocket Smell Test and defined as failing to correctly identify six or more of the eight odors. Taste impairment was defined as failing to correctly identify quinine or sodium chloride. VD was measured as serum 25-hydroxyvitamin. Multivariable weighted logistic regressions were utilized. Adjusted odds ratio (OR) and 95% confidence interval (CI) were presented. Overall, 2216 (smell sample) and 2636 (taste sample) participants were included, aged between 40 and 80 years old. Of those, 18.3% had taste impairment, 12.2% had smell impairment, and 20% had VD deficiency (<20 ng/mL). Compared to participants with sufficient VD (>30 ng/mL), those with VD deficiency were more likely by 39% to report a higher prevalence of smell impairment (OR = 1.39, 95%CI: 1.02–1.89); and only participants aged 70–80 years with VD inadequacy (20–30 ng/mL) were more likely by 96% to report a higher prevalence of taste impairment (OR = 1.96, 95%CI: 1.35–1.85). VD may have a significant role in age-related smell impairment in adults aged 40 years or older, and in age-related taste impairment in the elderly aged 70–80 years.


2020 ◽  
Vol 24 (3) ◽  
pp. 154-161
Author(s):  
Minji Kim ◽  
Jusuk Lee ◽  
Taehong Kim

Purpose: Here we aimed to examine the association of breastfeeding (BF) with the metabolic syndrome (Mets) and its components among premenopausal parous Korean women.Methods: We conducted a cross-sectional study on 7,116 Korean women by using nationally representative data from the Korea National Health and Nutrition Examination Survey, between 2010 and 2016. Multivariate logistic regression analysis was performed for examining the association of BF with Mets and its components.Results: A total 7,116 women were selected for this study. Mets was present in 12.9% of the study participants. The prevalence of Mets in the BF group (12.38%) was lower than that of the non-BF group (14.69 %) (p<0.05). The prevalence of hypertension and hypertriglyceridemia was significantly higher in the non-BF group compared to that of the BF group. For each of Mets components, the total cholestrol level and systolic blood pressure were significantly higher in the non-BF group, compared to those of the BF group (p<0.05). The BF group was associated with a decreased risk of Mets (odds ratio [OR], 0.82; 95% confidence interval [CI], 0.68–0.99). and lower risks of hypo-high-density lipoprotein-cholesterolemia (OR, 0.78; 95% CI, 0.62–0.68), compared to those of the non-BF group.Conclusion: BF is an important factor in reducing the risks of Mets. These results provide fundamental evidence for the establishment of policies for promoting BF.


Circulation ◽  
2008 ◽  
Vol 118 (suppl_18) ◽  
Author(s):  
Jerome D Cohen ◽  
Mark J Cziraky ◽  
Terry A Jacobson ◽  
Anna Wallace ◽  
Cassie Cai

Objective To examine the prevalence of abnormal lipid fractions among US adults from 1976 through 2006, with a focus on the relationship of dyslipidemia and obesity. Methods Adults aged 20 to 74 years who took the blood lipid examination were selected from the National Health and Nutrition Examination Surveys (NHANES): NHANES II (1976 –1980), NHANES III (1988 –1994), and NHANES 1999 –2006. Obesity was defined as BMI ≥ 30 kg/m 2 . Dyslipidemia was defined as presence of one or more abnormal lipid fractions: low density lipoprotein cholesterol (LDL-C) ≥ 100 mg/dL, high density lipoprotein cholesterol (HDL-C) < 40 mg/dL, and triglycerides (TG) ≥ 150 mg/dL. Crude and age-stratified proportions of abnormal lipid fractions for US adults and for those with obesity were estimated. Multivariate analysis was used to assess the association between dyslipidemia and obesity, controlling for age, gender, race/ethnicity, NHANES wave, and comorbidities (heart attack, diabetes and smoking status). Results The prevalence of abnormal LDL-C decreased from 43.5% in NHANES II to 36.3% in NHANES 1999–2006; however, during this period, the prevalence of abnormal TG and HDL-C combined doubled from 2.1% to 4.8% and the abnormal TG more than tripled within the elderly population (from 1.8% to 11.3%). It was estimated that antidyslipidemic medication use was less than 2.6% for adults with dyslipidemia throughout study period. With the increased prevalence of obesity between NHANES II and NHANES 1999 –2006, the prevalence of abnormal TG and HDL-C combined increased from 3.8% in NHANES II to 6.5% in NHANES 1999 –2006 within obese adults. Multivariate analyses of BMI with dyslipidemia were significant (p< 0.001). Adults with obesity were more likely to have dyslipidemia than those with BMI < 25 kg/m 2 [OR=2.9, (95% CI: 2.7–3.2)]. Conclusions Prevalence of abnormal TG and/or HDL-C increased between NHANES II and NHANES 1999–2006 although the abnormal LDL-C shows an optimistic trend. This was paralleled by a shift in the distribution of BMI toward the obese category. As the US population is aging and becoming more obese, this analysis underscores the need for renewed public health efforts with focus on treating multiple abnormal lipid fractions and preventing dyslipidemia via body mass control.


Circulation ◽  
2015 ◽  
Vol 132 (suppl_3) ◽  
Author(s):  
Peter P Toth ◽  
Michael K Palmer ◽  
Karin M Henriksson

Introduction: Lipid-lowering therapies (LLT) are now regularly used in the management of dyslipidemia, but it is not known how the increased use of LLT has influenced lipid levels of the US population. We determined the average lipid profiles of the US population from 2003-2012 in the National Health and Nutrition Examination Survey (NHANES). Methods: Coronary heart disease risk using NCEP ATP III criteria was assessed in adult participants in 2-yearly NHANES surveys from 2003-2004 to 2011-2012. Fasting serum values were used to determine lipid profiles of men and women in each risk group. The proportion of participants in each risk group receiving LLT was also calculated. Results: Estimates for the US population were based on 11,256 observations in NHANES from 2003-2012. From the 2003-2004 survey to the 2011-2012 survey, a significant increase in the use of LLT was observed in the low- (6% to 11%; p<0.0001) and high-risk (41% to 52%; p=0.008) groups. A possible trend for reduction in median triglyceride (TG) levels was observed in women in the high-risk group only, from 170 mg/dL (2003-2004) to 127 mg/dL (2011-2012). However, sample sizes are small (165-248 participants), and variability is high; therefore, this may impact on the applicability of the TG results. For both men and women and in all risk categories, no obvious trend for change in mean levels of non-high-density lipoprotein cholesterol (non-HDL-C), low-density lipoprotein cholesterol (LDL-C), and HDL-C was observed (Figure). Mean HDL-C levels were higher in women than in men in all risk groups, consistently over the time period (Figure). Conclusion: Despite an increase in the use of LLT, we observed no trend for change in lipid profiles in low-, intermediate- or high-risk men and women in the US population. This may be due to the variability in response to LLT, and highlights the need for more aggressive identification and treatment of high-risk individuals, as recommended in the ACC/AHA guideline.


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