ArticleClinical interventions in aging2013
Effectiveness of exercise and protein supplementation intervention on body composition, functional fitness, and oxidative stress among elderly Malays with sarcopenia.
Article in Clinical interventions in aging, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT07151742 (Investigation of the Effects of Intradialytic Combined Exercises on Dialysis Parameters and Muscle Oxygenation in Sarcopenic Hemodialysis Patients), which is not on this map. Cited by 41 papers, 10 of them syntheses that pooled it.
What it found
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The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.
The trial behind it
Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.
Investigation of the Effects of Intradialytic Combined Exercises on Dialysis Parameters and Muscle Oxygenation in Sarcopenic Hemodialysis Patients
Who cites it
41 citing papers in PubMed, 10 syntheses or guidelines pooled it, 81 citations in OpenAlex.
- Combined effects of strength training, whey protein, and HMB on sarcopenia in older people: A systematic review and meta-analysis.Medicine · 2026Pooled it
- Comparative efficacy of different interventions on circulating factors in sarcopenia individuals: a systematic review and network meta-analysis.Aging clinical and experimental research · 2026Pooled it
- Comparative effectiveness and dose-response relationship of exercise-based interventions for muscle mass in older women with sarcopenia: a systematic review and network meta-analysis.Frontiers in medicine · 2026Pooled it
- Explore the optimal exercise intervention subtype for sarcopenia: a systematic review and Bayesian network meta-analysis.BMC geriatrics · 2025Pooled it
- Pooled it
- The effectiveness of protein supplementation combined with resistance exercise programs among community-dwelling older adults with sarcopenia: a systematic review and meta-analysis.Epidemiology and health · 2024Pooled it
- The effects of nutritional supplementation on older sarcopenic individuals who engage in resistance training: a meta-analysis.Frontiers in nutrition · 2023Pooled it
- Effects of different exercise training modes on muscle strength and physical performance in older people with sarcopenia: a systematic review and meta-analysis.BMC geriatrics · 2021Pooled it
- Effects and Moderators of Exercise on Sarcopenic Components in Sarcopenic Elderly: A Systematic Review and Meta-Analysis.Frontiers in medicine · 2021Pooled it
- Nutrition and physical activity in the prevention and treatment of sarcopenia: systematic review.Osteoporosis international : a journal established as result of cooperation between the European Foundation for Osteoporosis and the National Osteoporosis Foundation of the USA · 2017Pooled it
- Efficacy of leucine-rich high protein supplementation on body composition and muscle function among older adults with sarcopenia: a randomized controlled trial.European journal of nutrition · 2026Trial
- Trial
- Continuous high-soy protein soymilk intake affects ordinary walking speed in the Japanese pre-frail and frail elderly: a randomized controlled trial.BMC geriatrics · 2025Trial
- Changes in 24-h energy expenditure, substrate oxidation, and body composition following resistance exercise and a high protein diet via whey protein supplementation in healthy older men.Physiological reports · 2022Trial
- The Effect of Elevated Protein Intake on DNA Damage in Older People: Comparative Secondary Analysis of Two Randomized Controlled Trials.Nutrients · 2021Trial
- Trial
- Chromosomal stability in buccal cells was linked to age but not affected by exercise and nutrients - Vienna Active Ageing Study (VAAS), a randomized controlled trial.Redox biology · 2020Trial
- Circulating factors associated with sarcopenia during ageing and after intensive lifestyle intervention.Journal of cachexia, sarcopenia and muscle · 2019Trial
- Trial
- Review
Corrections and comments
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Authors and funding
7 authors at 3 institutions in 2 countries.
Funding
No grant is acknowledged in the PubMed record.
Abstract
Sarcopenia, characterized as muscle loss that occurs with aging, is a major health problem in an aging population, due to its implications on mobility, quality of life, and fall risk. Protein supplementation could improve the physical fitness by increasing protein anabolism, and exercise has a documented evidence of positive effect on functional status among the elderly. However, the combined effect of both protein supplementation and exercise has not been investigated among sarcopenic elderly in the Asian population. Thus, this study aimed to determine the effectiveness of exercise intervention and protein supplementation either alone or in combination for 12 weeks, on body composition, functional fitness, and oxidative stress among elderly Malays with sarcopenia. Sixty five sarcopenic elderly Malays aged 60-74 years were assigned to the control group, exercise group (ExG), protein supplementation group (PrG), or the combination of exercise and protein supplementation group. A significant interaction effect between body weight and body mass index (BMI) was observed, with the PrG (-2.1% body weight, -1.8% BMI) showing the highest reductions. Further, there was a decrease in % body fat (-4.5%) and an increase in fat-free mass (kg) (+5.7%) in the ExG after 12 weeks (P < 0.05). The highest increments in lower and upper body strength were observed in the PrG (73.2%) and ExG (47.6%), respectively. In addition, the ExG showed a reduction in superoxide dismutase (SOD) levels, and both interventions did not alter either lipid or protein oxidation. In conclusion, the exercise program was found to improve muscle strength and body composition, while protein supplementation reduced body weight and increased upper body strength, among sarcopenic elderly in Malaysia.
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