Chronic condition as a mediator between metabolic syndrome and cognition among community-dwelling older adults: The moderating role of sex

2017 ◽  
Vol 17 (11) ◽  
pp. 1914-1920 ◽  
Author(s):  
Hui Foh Foong ◽  
Tengku Aizan Hamid ◽  
Rahimah Ibrahim ◽  
Sharifah Azizah Haron ◽  
Suzana Shahar
2015 ◽  
Vol 16 (1) ◽  
pp. 65-73 ◽  
Author(s):  
Kazuhiro Harada ◽  
Sangyoon Lee ◽  
Hyuntae Park ◽  
Hiroyuki Shimada ◽  
Hyuma Makizako ◽  
...  

Nutrients ◽  
2021 ◽  
Vol 13 (7) ◽  
pp. 2275
Author(s):  
Razieh Hassannejad ◽  
Hamsa Sharrouf ◽  
Fahimeh Haghighatdoost ◽  
Ben Kirk ◽  
Farzad Amirabdollahian

Background: Metabolic Syndrome (MetS) is a cluster of risk factors for diabetes and cardiovascular diseases with pathophysiology strongly linked to aging. A range of circulatory metabolic biomarkers such as inflammatory adipokines have been associated with MetS; however, the diagnostic power of these markers as MetS risk correlates in elderly has yet to be elucidated. This cross-sectional study investigated the diagnostic power of circulatory metabolic biomarkers as MetS risk correlates in older adults. Methods: Hundred community dwelling older adults (mean age: 68.7 years) were recruited in a study, where their blood pressure, body composition and Pulse Wave Velocity (PWV) were measured; and their fasting capillary and venous blood were collected. The components of the MetS; and the serum concentrations of Interleukin-6 (IL-6), Tumor Necrosis Factor-α (TNF-α), Plasminogen Activator Inhibitor-I (PAI-I), Leptin, Adiponectin, Resistin, Cystatin-C, C-Reactive Protein (CRP), insulin and ferritin were measured within the laboratory, and the HOMA1-IR and Atherogenic Index of Plasma (AIP) were calculated. Results: Apart from other markers which were related with some cardiometabolic (CM) risk, after Bonferroni correction insulin had significant association with all components of Mets and AIP. These associations also remained significant in multivariate regression. The multivariate odds ratio (OR with 95% confidence interval (CI)) showed a statistically significant association between IL-6 (OR: 1.32 (1.06–1.64)), TNF-α (OR: 1.37 (1.02–1.84)), Resistin (OR: 1.27 (1.04–1.54)) and CRP (OR: 1.29 (1.09–1.54)) with MetS risk; however, these associations were not found when the model was adjusted for age, dietary intake and adiposity. In unadjusted models, insulin was consistently statistically associated with at least two CM risk factors (OR: 1.33 (1.16–1.53)) and MetS risk (OR: 1.24 (1.12–1.37)) and in adjusted models it was found to be associated with at least two CM risk factors and MetS risk (OR: 1.87 (1.24–2.83) and OR: 1.25 (1.09–1.43)) respectively. Area under curve (AUC) for receiver operating characteristics (ROC) demonstrated a good discriminatory diagnostics power of insulin with AUC: 0.775 (0.683–0.866) and 0.785 by cross validation and bootstrapping samples for at least two CM risk factors and AUC: 0.773 (0.653–0.893) and 0.783 by cross validation and bootstrapping samples for MetS risk. This was superior to all other AUC reported from the ROC analysis of other biomarkers. Area under precision-recall curve for insulin was also superior to all other markers (0.839 and 0.586 for at least two CM risk factors and MetS, respectively). Conclusion: Fasting serum insulin concentration was statistically linked with MetS and its risk, and this link is stronger than all other biomarkers. Our ROC analysis confirmed the discriminatory diagnostic power of insulin as CM and MetS risk correlate in older adults.


2017 ◽  
Vol 23 (1) ◽  
pp. 100-106 ◽  
Author(s):  
Jana Volkert ◽  
Martin Härter ◽  
Maria Christina Dehoust ◽  
Berta Ausín ◽  
Alessandra Canuto ◽  
...  

2019 ◽  
pp. 1-5 ◽  
Author(s):  
Naama Spitzer ◽  
Dikla Segel-Karpas ◽  
Yuval Palgi

Abstract Loneliness is considered a major issue, often negatively influencing the quality of life of individuals of all ages, and of older adults, in particular. The aims of this study are: (1) to assess the association between close social relationships and loneliness; and (2) to examine the moderating role of subjective age in this association. Married or cohabiting community-dwelling Israelis in the second half of life (N = 360) were interviewed and reported on their close social relationships, their level of loneliness, and their subjective age. The number of close social relationships was found to have a negative relationship with loneliness. Moreover, subjective age was found to moderate the relationship between close social relationships and loneliness, such that the association was weaker for those with older subjective age. Those with older subjective age are often not able to benefit from close social relationships to alleviate loneliness as much as their younger-subjective-age counterparts. Efforts to address older adults’ loneliness should consider focusing on older adults’ perceptions of aging.


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