Clustering of Domain-Specific Sedentary Behaviors and Their Association With Physical Function Among Community-Dwelling Older Adults

2020 ◽  
Vol 17 (7) ◽  
pp. 709-714
Author(s):  
Seigo Mitsutake ◽  
Ai Shibata ◽  
Kaori Ishii ◽  
Shiho Amagasa ◽  
Hiroyuki Kikuchi ◽  
...  

Background: The present study examined the cluster of domain-specific sedentary behaviors (SBs) and their associations with physical function among community-dwelling older adults to identify the target groups that require intervention for SBs. Methods: A total of 314 older adults who participated in a population-based cross-sectional survey and an on-site functional assessment in Matsudo City in Chiba participated in this study. Participants were asked to report the daily average of 6 domain-specific SBs. To identify the cluster of domain-specific SBs, hierarchical cluster analysis was performed using the Ward method. Analysis of covariance adjusted for sociodemographic factors, exercise habit, chronic disease, and total SB time was performed to examine the associations between each cluster and physical functional status. Results: The average age of the participants was 74.5 (5.2) years. The 4 clusters identified were leisure cluster, low cluster, work and personal computer use cluster, and television viewing cluster. The analysis of covariance adjusted for covariates showed that grip strength (P = .01), maximum walking speed (P = .03), and 1-leg standing time (P = .03) were significantly poorer in the television viewing cluster than other clusters. Conclusions: It has been concluded that the television viewing group identified as a high-risk group of physical functional decline; therefore, interventions targeting this group are needed to prevent physical functional decline.

2019 ◽  
Vol 19 (1) ◽  
pp. 31-40
Author(s):  
Devinder Kaur Ajit Singh ◽  
Resshaya Roobini Murukesu ◽  
Suzana Shahar

In this review we aimed to determine the prevalence of urinary incontinence (UI) and its association with declined cognitive and physical function among community dwelling older adults.  Literature review was performed using multiple online databases including MEDLINE, Science Direct and Wiley Online Library from June 2000 to April 2017. Hand searching of bibliographies of relevant studies was also carried out. The studies included of those conducted from within the last 17 years; assessed and compared according to population characteristics, definition of urinary incontinence, prevalence and its association with cognitive and physical functional decline. Nine studies met the eligibility criteria of this review. Prevalence rates of UI among community dwelling older adults ranged from 10% to 53% (median 32%). Physical functional decline in terms of mobility, locomotion and activities of daily living interruptions were found to be correlated with UI. Although limited, the existing evidence also showed an association between declined cognitive function and UI.


2017 ◽  
Vol 44 (12) ◽  
pp. 982-987 ◽  
Author(s):  
K. Takeuchi ◽  
M. Furuta ◽  
Y. Okabe ◽  
S. Suma ◽  
T. Takeshita ◽  
...  

Author(s):  
J. Blackwood ◽  
T. Houston

Background: In older adults declines in gait speed have been identified as predictors of functional decline and have been found in those with cognitive dysfunction. Cognitive training interventions that emphasize addressing executive function (EF) have resulted in a transfer effect from training cognitive processes into improved function. However research examining the effects of an EF specific computerized cognitive training (CCT) program on gait speed (GS) is limited. Objectives: To compare the effects of a six week EF specific CCT program on GS in community dwelling older adults using a pretest/posttest experimental design with subgroup comparisons based on a cutoff GS of 1.0m/s. Setting: Home based Participants: Forty independent living older adults (>65 years) without diagnosed cognitive impairment participated in either the intervention or control groups. Intervention: A six week long progressively challenging EF focused CCT program was performed at home. Measurements: Demographic variables, cognitive function (Trail-Making Test Part B) and GS were measured at baseline at week 7. Between group comparisons were completed for the whole sample initially with subgroup comparisons performed based on participants’ initial GS (Slow walkers: GS<1.0m/s; Fast Walkers: GS>1.0m/s). Results: No differences in GS were found for the whole population, but subgroup analyses restricted to slow walkers demonstrated a statistically significant improvement in GS after 6 weeks of CCT (µ =0.33 m/s, p = 0.03). Other outcomes measures were not statistically different at posttest. Conclusions: Older adults who walk at speeds <1.0m/s may benefit from a progressively challenging CCT program when self-administered in the home.


2019 ◽  
Author(s):  
Michelle Marshall ◽  
Helgi Jonsson ◽  
Gudrun Helgadottir ◽  
Elaine Nicholls ◽  
Helen L Myers ◽  
...  

Abstract Background: To determine the longitudinal construct validity of assessing hand OA progression on digital photographs over 7 years compared with progression determined from radiographs, clinical features and change in symptoms. Methods: Participants were community-dwelling older adults (≥50 years) in North Staffordshire, UK. Standardized digital hand photographs were taken at baseline and 7 years, and hand joints graded for OA severity using an established photographic atlas. Radiographic hand OA was assessed using the Kellgren and Lawrence grading system. Hand examination determined the presence of nodes, bony enlargement and deformity. Symptoms were reported in self-complete questionnaires. Radiographic and clinical progression and change in symptoms were compared to photographic progression. Differences were examined using analysis of covariance and Chi-Square tests. Results: Of 253 individuals (61% women, mean age 63 years) the proportion with photographic progression at the joint and joint group-level was higher, though not statistically significantly, in those with radiographic or clinical progression compared to those without. At the person-level, those with moderate photographic progression over 7 years had significantly higher summed radiographic and clinical scores after adjustment for baseline scores compared to those with no or mild photographic progression. Similar findings were observed for change in symptoms, although differences were small and not statistically significant. Conclusion: Assessing hand OA on photographs shows modest longitudinal construct validity over 7 years compared with change in radiographic and clinical hand OA at the person-level. Using hand photographs for determining long-term change may be a reasonable alternative when hand examinations and radiographs are not feasible.


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