Once a week not enough, twice a week not feasible?: A randomised controlled exercise trial in long-term care facilities [ISRCTN87177281]

https://doi.org/10.1016/j.pec.2005.10.008Get rights and content

Abstract

Objective

To evaluate the effectiveness of three different training protocols on physical function of older adults living in long-term care facilities. Emphasis was placed on feasibility in real-life situations.

Methods

Subjects (N = 224) were randomised to 6 months of twice weekly (1) resistance training; (2) all-round functional-skills training; (3) a combination of both; or (4) a control program. Fitness and performance measures and self-reported disability were measured at baseline and after 24 weeks intervention.

Results

Attendance to the strength training was 76%, to the functional-skills training 70% and to the combined training 73%. In those who attended at least 75% of all classes (n = 97) the functional-skills and combined training program improved several fitness and performance measures compared to the control group.

Conclusion

Twice weekly functional-skills training, or a combination of resistance and functional-skills training can improve several fitness and performance measures of institutionalised older people.

Practice implications

An important finding from our study was that less than twice a week exercise training is not enough for functional improvement, while it proved difficult for the elderly subjects to exercise twice weekly. Education on the health benefits of regular exercise, and a larger availability of classes in long-term care facilities may improve attendance.

Introduction

Existing scientific evidence supports that regular participation in physical activity and exercise elicits a number of positive responses that contribute to healthy ageing. Particularly the so-called ‘frail’ older people may benefit from exercise because of their low level of functioning due to impairments and disability and their high prevalence of physical inactivity. Moderate to high intensity resistance training has been shown to improve muscle strength in frail older people [1], [2], [3], [4]. The effects of such training on performance measures like walking speed, chair rise performance, stair climbing performance and self-rated disabilities are less clear [5]. An improvement in the performance of important daily activities probably needs more than resistance training alone can offer. Indeed, more task-oriented functional training protocols directed at actual daily activities have been shown effective in improving functional performance of frail older adults [6], [7], [8]. In healthy elderly women functional task exercises were even more effective than resistance exercises at improving functional task performance [9]. A combination of resistance and functional training may be a sensible alternative as well.

Large-scale randomised controlled studies comparing different types of exercise training in frail and institutionalised older people are scarce, especially regarding more functional outcome measures. Frail populations are more difficult to study than other populations due to poor recruitment, large drop-out rates and their low exercise capacity. Therefore, the design of the exercise program deserves special attention. Exercise programs need to be tailored to the specific needs and capabilities of this vulnerable target group. Furthermore, exercise programs need to be feasible in real-life situations. In this respect, low frequency, low intensity programs may have higher adherence as well as being more feasible. Furthermore, group-based programs using little and inexpensive equipment are more feasible than individually supervised programs using resistance equipment. There are studies in older adults showing that a once or twice weekly training frequency can lead to improvements as well [6], [10].

The purpose of the present study was to compare the effectiveness of twice weekly resistance training, functional-skills training, or combined resistance (once weekly) and functional-skills training (once weekly) on physical fitness, functional performance and self-rated disabilities of older people living in long-term care facilities. Emphasis was placed on feasibility in real-life situations.

Section snippets

Study design

We conducted a 6-month randomised controlled trial of three different moderate-intensity training protocols among older people living in long-term care facilities, i.e. homes for the aged with services ranging from independent living to skilled nursing. In this report we describe the effects on physical function. The effects on quality of life, vitality and depression are described elsewhere [11]. In each of the six homes subjects were randomly assigned to one of the three exercise conditions

Results

A total of 251 subjects were visited at home and screened to determine eligibility. Of these, 17 did not meet the inclusion criteria, 5 declined to participate and 5 died or became sick before the baseline measurements were completed. The 224 remaining subjects were randomly assigned to the four intervention groups (Fig. 1). Mean age of these subjects was 81.7 years. Of the 224 randomised participants, 159 (71%) completed the study (i.e. agreed with the final data collection visit). General

Discussion

The results of this study suggest that twice weekly functional-skills training, or a combination of resistance and functional-skills training improves several fitness (reaction time, eye–hand coordination, flexibility of the hip and spine) and performance (chair-rise and putting on and off a coat) measures of institutionalised older people. However, compliance to twice weekly moderate-intensity exercise appeared difficult for this frail population, and improvement was only found among those who

Acknowledgements

The study was funded by the Dutch Health Research Council (grant number 2200.0060), the ‘Stichting Ouderen in Beweging West-Friesland’, Regional Health Care Insurance Company Univé, TechnoGym Benelux B.V. and Nijha Lochem B.V.

References (17)

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