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Biomedical subjects

Kerstin Frändin

Publications and source records attributed to Kerstin Frändin.

6 recordsLinked to original sources

Effects of physical training on physical performance in institutionalised elderly patients (70+) with multiple diagnoses.

OBJECTIVE: the positive effect of physical training in healthy elderly people is well documented. The aim of this systematic review was to describe the effect of physical training on physical performance in institutionalised elderly patients with multiple diagnoses. DESIGN: systematic literature review of randomised controlled trials regarding effects of physical training of elderly (70+) subjects. METHODS: the randomised controlled trials were evaluated using a modified version of an evaluation form originally developed by the Cochrane Collaboration. It is based on a weighted scale of 0-100 points, and ranks the studies as high, moderate or low methodological quality. A total of 16 randomised controlled trials were included in the review. RESULTS: six studies scored as high quality, eight as moderate and two as low. There was a large heterogeneity in the studies concerning sample size, types of interventions and types of assessments. There is strong evidence for a positive effect of physical training on muscle strength and mobility; moderate evidence for an effect on range of motion; and contradictory evidence regarding gait, activities of daily living, balance and endurance. CONCLUSION: more studies are required, with larger sample sizes, higher specificity as to the types of interventions and assessments, greater focus on clinically relevant outcomes such as endurance and activities of daily living, and also, for example, quality of life and mortality.

Activities of Daily Living↗

Walking ability and activity level after hip fracture in the elderly--a follow-up.

OBJECTIVE: The purpose of this study was to investigate which variables can predict walking ability and activity level 1 year after hip fracture and to describe changes over time regarding functional capacity. SUBJECTS: One hundred and fifty-seven patients (111 women, 46 men), mean age 80.9 (SD 9.5) years, operated on for hip fracture, and able to participate either fully or to some extent in performance tests approximately 1 week after operation were included. Due to high mortality and fragility, only 57 patients participated in the 1-year follow-up. DESIGN AND METHODS: The patients were tested at discharge regarding physical performance, pain and bone mineral density. Status before fracture was evaluated by means of interview. At the 1-year follow-up, patients were also asked about their activities outside the home. A stepwise logistic regression was used for prediction. RESULTS: The patients had a significantly faster walking speed and better balance function after 1 year than before. The test "Timed up and go" was a strong predictor for both walking ability and activity level 1 year after hip fracture. Knowledge about the patient's walking habits outdoors before hip fracture and the degree of independent walking before hip fracture strengthened the prediction.

Activities of Daily Living↗

Muscle strength as a predictor of onset of ADL dependence in people aged 75 years.

The aim of this prospective study over 5 years was to examine maximal isometric strength of multiple muscle groups as a predictor of losing independence in activities of daily living (ADL). The participants were from the Nordic Research on Aging (NORA75). These analyses are restricted to 567 people who at baseline were independent in ADL and participated in strength tests, and who five years later participated in follow-up ADL assessments. Tests on maximal isometric strength of hand grip, elbow flexion, knee extension and trunk flexion and extension were done using adjustable dynamometers. For each muscle group tested, three equal groups were formed for men and women separately based on distributions of results. Those who reported being unable or needing help for eating, dressing, bathing, toileting, walking indoors or transferring from a bed or a chair were rated as ADL dependent. Of the 227 initially ADL independent men, 21 (9.3%) became dependent in ADL. In women, the figures were 30 (8.8%) of 340. Multiple logistic regression models were used to predict the risk of ADL dependence in groups based on strength tertiles. After confirming that the association of muscle strength and incident ADL-dependence was similar in men and women, both genders were included in the same analyses adjusted for body weight and height, gender and research locality. Gender specific cut-offs were used for strength tertiles. All the strength tests predicted ADL dependence, with those being in the lowest tertile having two to three times greater risks than those in the highest tertile of strength. Further adjustments for chronic diseases did not materially change the results. Strength tests could be used to identify people who are still independent in ADL but who are at increased risk of becoming dependent because of poor muscle strength, and who could reduce their risk by strengthening exercises.

Activities of Daily Living↗

The incidence of mobility restrictions among elderly people in two Nordic localities. A five-year follow-up.

The aim of this study was to investigate the incidence of limitations in self-reported mobility as well as the decline in measured walking speed and stair-mounting ability over five years among men and women aged 75 at baseline in two Nordic localities. Another purpose was to analyze the relationship and its consistency over time between self-reports and performance-based measures in the decline of mobility. Identical Interviews and performance tests were carried out in Jyäskylä, Finland (N=244) and Glostrup, Denmark (N=275) at baseline and five years later. The subjects were asked about their ability to manage with transferring from chair or bed, walking indoors and outdoors and climbing stairs. The occurrence of new limitations in these tasks was analyzed among those who did not report limitations in the same task at baseline. Maximal walking speed and step-mounting height were measured in the laboratory. The decline in walking speed below 1.2 m/s and stair-mounting height below 30 cm was analyzed among those whose results were, initially, above these limits. Most frequently, new limitations occurred in walking outdoors and in climbing stairs (44-60%). Walking speed and stair-mounting ability deteriorated below the thresholds mentioned in 4-36% of the participants, depending on gender and locality. There were only minor differences between the two Nordic localities in the decline in mobility functions. A substantial proportion of those whose performance had declined had developed limitations in self-reported mobility as well. However, the relationship between different methods of measurement was not straightforward. This indicates that multiple approaches are needed to obtain thorough knowledge about mobility and its decline among elderly people.

Activities of Daily Living↗

Physical training in institutionalized elderly people with multiple diagnoses--a controlled pilot study.

Reduction in muscle mass and physical function depends on a variety of interacting factors: age, physical activity level, nutritional state and the type and impact of disease. The aim of this study was to investigate the effect of an individualized moderate intensity physical training program on muscle strength, balance, mobility, ambulation and activities of daily living (ADL) in institutionalized elderly people aged 65 and over with multiple diagnoses. Baseline assessments consisted of strength, balance, mobility/ambulation, and ADL. Twenty-one subjects were included in the intervention program. A control group (21 subjects) was first matched in pairs according to gender, age, ADL and mobility, and then by balance, ambulation and strength. The intervention program was individualized and included strength, mobility, balance and endurance training. Follow-up measures were conducted directly after the intervention and 10 weeks later. After drop-out, 20 subjects in the intervention group and 15 subjects in the control group remained for analyses. Balance and mobility improved significantly in the intervention group while declining in the control group. This pilot study indicates that a physical training program may improve functional capacity for institutionalized elderly persons with multiple diagnoses.

Activities of Daily Living↗