scholarly journals Identifying Early Decline of Physical Function in Community-Dwelling Older Women: Performance-Based and Self-Report Measures

2002 ◽  
Vol 82 (4) ◽  
pp. 320-328 ◽  
Author(s):  
Jennifer S Brach ◽  
Jessie M VanSwearingen ◽  
Anne B Newman ◽  
Andrea M Kriska

Abstract Background and Purpose. The ability to identify early decline in physical function is important, but older people experiencing decline may fail to report the early changes in physical function. The purpose of this study was to compare the descriptions of physical function in community-dwelling older women obtained using performance-based and self-report measures. Subjects and Methods. One hundred seventy community-dwelling women with a mean age of 74.3 years (SD=4.3, range=56.6–83.6) completed the activities of daily living (ADL), instrumental activities of daily living (IADL), and social activity (SA) sections of the Functional Status Questionnaire (FSQ). They also completed performance-based measures of gait speed and the 7-item Physical Performance Test (PPT). Results. The majority of the women scored at the ceiling for the self-report measures of function (ADL=77%, IADL=61%, SA=94%), whereas only 7% scored at the ceiling for the PPT and 30% scored at the ceiling for gait speed (defined as >1.2 m/s). For 2 items of the FSQ, sensitivity was low (8% and 9%) and specificity was high (97% and 98%) compared with performance on the PPT. Discussion and Conclusion. In this sample of community-dwelling older women, performance-based measures identified more limitations in physical function than did self-report measures.

2019 ◽  
Vol 75 (1) ◽  
pp. 147-154 ◽  
Author(s):  
Alexandra J Mayhew ◽  
Lauren E Griffith ◽  
Anne Gilsing ◽  
Marla K Beauchamp ◽  
Ayse Kuspinar ◽  
...  

Abstract Background Physical function limitations precede disability and are a target to prevent or delay disability in aging adults. The objective of this article was to assess the relationship between self-report and performance-based measures of physical function with disability. Methods Baseline data (2012–2015) from the Canadian Longitudinal Study on Aging (n = 51,338) was used. Disability was defined as having a limitation for at least one of 14 activities of daily living. Physical function was measured using 14 questions across three domains (upper body, lower body, and dexterity) and five performance-based tests (gait speed, timed up and go, single leg stance, chair rise, and grip strength). Logistic regression was used to assess the relationship between physical function operationalized as (i) at least one limitation, (ii) presence or absence of limitations in each individual domain/test, and (iii) number of domains/tests with limitations, with disability. Results In the 21,241 participants with self-reported function data, the odds of disability were 1.87 (95% CI: 1.56–2.24), 6.78 (5.68–8.08), and 14.43 (11.50–18.1) for one, two, and three limited domains, respectively. In the 30,097 participants with performance-based measures of function, the odds of disability ranged from 1.53 (1.33–1.76) for one test limited to 14.91 (11.56–19.26) for all five tests limited. Conclusions Both performance-based and self-report measures of physical function were associated with disability. Each domain and performance test remained associated with disability after adjustment for the other domains and tests. Disability risk was higher when the number of self-report domains and performance-based limitations increased.


2012 ◽  
Vol 92 (11) ◽  
pp. 1437-1451 ◽  
Author(s):  
Mohammad A. Auais ◽  
Owis Eilayyan ◽  
Nancy E. Mayo

BackgroundAlthough the principal goal of hip fracture management is a return to the pre-event functional level, most survivors fail to regain their former levels of autonomy. One of the most effective strategies to mitigate the fracture's consequences is therapeutic exercise.PurposeThe purpose of this study was to review and quantify the reported effects of an extended exercise rehabilitation program offered beyond the regular rehabilitation period on improving physical functioning for patients with hip fractures.SourcesThe Cochrane libraries, PubMed, CINAHL, PEDro, and EMBASE were searched to April 2012.Study SelectionAll randomized controlled trials comparing extended exercise programs with usual care for community-dwelling people after hip fracture were included in the review.Data Extraction and SynthesisTwo reviewers conducted each step independently. The data from the included studies were summarized, and pooled estimates were calculated for 11 functional outcomes.ResultsThirteen trials were included in the review and 11 in the meta-analysis. The extended exercise program showed modest effect sizes (ESs), which reached significance, under random theory, for knee extension strength for the affected and nonaffected sides (ES=0.47, 95% confidence interval [CI]=0.27–0.66, and ES=0.45, 95% CI=0.16–0.74, respectively), balance (ES=0.32, 95% CI=0.15–0.49), physical performance-based tests (ES=0.53, 95% CI=0.27–0.78), Timed “Up & Go” Test (ES=0.83, 95% CI=0.28–1.4), and fast gait speed (ES=0.42, 95% CI=0.11–0.73). Effects on normal gait speed, Six-Minute Walk Test, activities of daily living and instrumental activities of daily living, and physical function subscale of the 36-Item Short-Form Health Survey (SF-36-PF) did not reach significance. Community-based programs had larger ESs compared with home-based programs.ConclusionsTo the authors' knowledge, this is the first meta-analysis to provide evidence that an extended exercise rehabilitation program for patients with hip fractures has a significant impact on various functional abilities. The focus of future research should go beyond just effectiveness and study the cost-effectiveness of extended programs.


2021 ◽  
Vol 36 (Supplement_1) ◽  
Author(s):  
Thomas Wilkinson ◽  
Eleanor Gore ◽  
Jared Palmer ◽  
Luke Baker ◽  
Emma Watson ◽  
...  

Abstract Background and Aims Individuals living with CKD are characterised by adverse changes in physical function. Knowledge of the factors that mediate impairments in physical functioning is crucial for developing effective interventions that preserve mobility and future independence. Mechanical muscle power describes the rate of performing work and is the product of muscular force and velocity of contraction. Muscle power has been shown to have stronger associations with functional limitations and mortality than sarcopenia in older adults. In CKD, the role of mechanical muscle power is poorly understood and is overlooked as a target in many rehabilitation programmes, often at the expense of muscle mass or strength. The aims of this study were to 1) explore the prevalence of low absolute mechanical power, low relative mechanical power, and low specific mechanical power in CKD; and 2) investigate the association of mechanical power with the ability to complete activities of daily living and physical performance. Method Mechanical muscle power (relative, allometric, specific) was calculated using the sit-to-stand-5 (STS5) test as per previously validated equations. Legs lean mass was derived from regional analyses conducted using bioelectrical impedance analysis (BIA). Physical performance was assessed using two objective tests: usual gait speed and the ‘time-up-and-go’ (TUAG) test. Self-reported activities of daily living (ADLs) were assessed via the Duke Activity Status Index (DASI). Balance and postural stability (postural sway and velocity) was assessed using a FysioMeter. Sex-specific tertiles were used to determine low, medium and high levels of relative STS power and its main components. Results 102 participants with non-dialysis CKD were included (mean age: 62.0 (±14.1) years, n=49 males (48%), mean eGFR: 38.0 (±21.5) ml.min.1.73m2). The mean estimated relative power was 3.1 (±1.5) W.kg in females and 3.3 (±1.3) W.kg in males. Low relative power was found in 35/102 (34%) patients. Relative power was a significant independent predictor of self-reported ADLs (via the DASI) (B=.413, P=.004), and performance on the TUAG (B=-.719, P<.001) and gait speed (B=.404, P=.003) tests. Skeletal muscle mass was not associated with the DASI or any of the objective function tests Conclusion Patients presenting with low muscle power would benefit from participation in appropriate interventions designed to improve the physiological components accounting for low relative muscle power. Assessment of power can be used to tailor renal rehabilitation programmes as shown in Figure 1. Incorporation of power-based training, a novel type of strength training, designed by manipulating traditional strength training variables and primarily movement velocity and training intensity may present the best strategy for improving physical function in CKD.


1997 ◽  
Vol 26 (4) ◽  
pp. 281-287 ◽  
Author(s):  
RENZO ROZZINI ◽  
GIOVANNI B. FRISONI ◽  
LUIGI FERRUCCI ◽  
PIERA BARBISONI ◽  
BRUNO BERTOZZI ◽  
...  

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