Juergen M Bauer

Juergen M Bauer
Universität Heidelberg · Center for Geriatric Medicine

MD, PhD
Sarcopenia, frailty, electronic monitoring, rehabilitation

About

326
Publications
133,822
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32,348
Citations
Additional affiliations
October 2012 - August 2016
Carl von Ossietzky Universität Oldenburg
Position
  • Managing Director
July 2010 - September 2012
Klinikum Oldenburg
Position
  • Managing Director
April 2004 - June 2010
Friedrich-Alexander-University of Erlangen-Nürnberg
Position
  • Managing Director

Publications

Publications (326)
Article
Background Digital health apps have a large potential for autonomous screening and monitoring of older people with respect to maintaining their independence. Due to demographic change and the shortage of specialized personnel in medicine, these premedical self-assessment apps could be of great value in the future. Objective This narrative review en...
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Purpose: Medical decision-making in older adults with multiple chronic conditions and polypharmacy should include the individual patient's treatment preferences. We developed and pilot-tested an electronic instrument (PolyPref) to elicit patient preferences in geriatric polypharmacy. Patients and methods: PolyPref follows a two-stage direct appr...
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Purpose The present work aimed to delineate (i) a revised protocol according to recent methodological developments in evidence generation, to (ii) describe its interpretation, the assessment of the overall certainty of evidence and to (iii) outline an Evidence to Decision framework for deriving an evidence-based guideline on quantitative and qualit...
Chapter
Zum einen prädisponiert die Organalterung einschließlich der aus ihr resultierenden Funktionseinbußen im höheren Lebenslater für das Auftreten von akuten und chronischen Erkrankungen. Zum anderen ist der Einfluss individueller Komorbiditäten auf die Funktionalität im Alter stärker als in jüngeren Jahren ausgeprägt. Dabei gilt es zu berücksichtigen,...
Article
In persons beyond age 70 a decrease of muscle mass and an increase of fat mass are regularly observed. These changes of body composition constitute a relevant predisposition for the imminent loss of functionality and autonomy in older age. In this context adequate nutrition and the prevention of malnutrition play an essential role. As the older pop...
Article
Malnutrition has been one of the most common complications of older COVID-19 survivors. COVID-19 associated symptoms like loss of appetite as well as changes in taste and smell may trigger the deterioration of nutritional status, while other complications of the disease may contribute to it, like respiratory failure that necessitates admission to t...
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There is increasing research interest in cholesterol-lowering therapy in older patients. The newer lipid-lowering agents (the proprotein convertase subtilisin/kexin type 9 [PCSK9] inhibitors evolocumab and alirocumab; the PCSK9 synthesis inhibitor inclisiran, and the adenosine triphosphate-citrate lyase inhibitor bempedoic acid) might also provide...
Article
Background: Life-space mobility (LSM), as the extent of mobility within one's environment, is a key for successful aging and has become a relevant concept in gerontology and geriatric research. Adequate assessment instruments are needed to identify older persons with LSM restrictions, and to initiate, adapt or evaluate intervention strategies. Ob...
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Mobility is one of the key performance indicators of the health condition of older adults. One important parameter is the gait speed. The mobility is usually assessed under the supervision of a professional by standardised geriatric assessments. Using sensors in smart home environments for continuous monitoring of the gait speed enables physicians...
Article
Jenseits des 70. Lebensjahrs ist bei älteren Menschen regelhaft eine Abnahme der Muskelmasse sowie eine Zunahme der Fettmasse zu beobachten. Diese Veränderungen der Körperzusammensetzung stellen eine wesentliche Prädisposition für den im Alter drohenden Verlust an Funktionalität und Selbständigkeit dar. In diesem Kontext kommt der richtigen Ernähru...
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Introduction: Loss of skeletal muscle mass and function (sarcopenia) is common in individuals with obesity due to metabolic changes associated with a sedentary lifestyle, adipose tissue derangements, comorbidities (acute and chronic diseases) and during the ageing process. Co-existence of excess adiposity and low muscle mass/function is referred t...
Article
Introduction Loss of skeletal muscle mass and function (sarcopenia) is common in individuals with obesity due to metabolic changes associated with a sedentary lifestyle, adipose tissue derangements, comorbidities (acute and chronic diseases), and during the ageing process. Co-existence of excess adiposity and low muscle mass/function is referred to...
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Background Age-related decline in physical capacity can lead to frailty, associated with an increased vulnerability to adverse health outcomes and greater healthcare utilization. In an aging population, effective strategies to prevent physical decline and frailty, and preserve independence are needed. Prevention programs for vulnerable community-dw...
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Comprehensive measurements are needed in older populations to detect physical changes, initiate prompt interventions, and prevent functional decline. While established instruments such as the Timed Up and Go (TUG) and 5 Times Chair Rise Test (5CRT) require trained clinicians to assess corresponding functional parameters, the unsupervised screening...
Article
Sarcopenia - the age-associated loss of muscle function and muscle mass - is of utmost importance for older patients with degenerative and traumatic diseases of the musculoskeletal system, as it closely linked to the loss of independence and quality of life in higher age. Impairments of mobility that are highly present in this patient group acceler...
Article
Background Older people with cognitive impairment (CI) are at high risk for mobility limitations and adverse outcomes after discharge from geriatric rehabilitation settings. The aim was to estimate the effects of a specifically designed home-based physical training and activity promotion program on physical capacity, different aspects of physical a...
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The OTAGO exercise programme is effective in decreasing the risk for falls of older adults. This research investigated if there is an indication that the OTAGO exercise programme has a positive effect on the capacity and as well as on the performance in mobility. We used the data of the 10-months observational OTAGO pilot study with 15 (m = 1, f =...
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With increasing age, walking becomes a main functional ability to participate in activities of daily living and supports independence and mobility. Frailty in older, multimorbid patients has a negative impact on physical activity and may reduce the personal activity space (AS). In this pilot study, GPS data were used to identify walking tracks to d...
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Background: The strength, assistance walking, rise from a chair, climb stairs, and falls (SARC-F) questionnaire is a well-established instrument for screening of sarcopenia and sarcopenia-related functional impairments. As it is based on self-reporting, its use precludes patients who are unable to answer the questionnaire as a consequence of sever...
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Background Among potentially modifiable risk factors for delirium, transfers between wards, hospitals and other facilities have been mentioned with low evidence. TRADE (TRAnsport and DElirium in older people) was set up to investigate i) the impact of transfer and/or discharge on the onset of delirium in older adults and ii) feasibility and accepta...
Article
Background: Cognitive impairment (CI) has been reported to negatively impact rehabilitation outcomes. Knowledge about differences in rehabilitation received in dependence of CI as a potential mediating factor is limited. Objective: To analyze whether CI affects amount and frequency of rehabilitation received and if associations between CI and re...
Article
PurposeAlthough psychological distress has a negative impact on functional recovery, institutionalisation and mortality rates, there is typically no established procedure to screen for psychological distress in geriatric rehabilitation. The aim of the study was to evaluate a brief single-item Verbal Numerical Rating Scale (VNRS-PD) as a screening t...
Article
Dear Editor, We have read with great interest the article by Suri et al. (1) who reported an association between gait quality measures recorded in the laboratory and life-space mobility (LSM) in community-dwelling older adults. Given the negative consequences of limited mobility for daily functioning, social participation, and quality of life, it...
Article
Objective: The aim of the study is to assess the feasibility, sustainability, and effectiveness of task-specific memory exergame training on motor–cognitive performance in older adults. Materials and Methods: Fifty older adults (age: 78.8 ± 7.0 years) participated in a randomized controlled trial with a 10-week intervention and 3-month follow-up pe...
Article
In persons beyond age 70 a decrease of muscle mass and an increase of fat mass are regularly observed. These changes of body composition constitute a relevant predisposition for the imminent loss of functionality and autonomy in older age. In this context adequate nutrition and the prevention of malnutrition play an essential role. As the older pop...
Article
Full-text available
The obesity pandemic has reached old age but the effect of obesity on functional recovery in geriatric rehabilitation patients has not been investigated to date. In this prospective cohort study, patients admitted into geriatric rehabilitation were consecutively included between September 2015 and September 2016, aged ≥ 70 years. Individual activit...
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Malnutrition is a well-known risk factor for deteriorated physical function, disability and loss in independence in older adults. An unintended loss in body weight of more than 5% in 3 months is one indicator for malnutrition. In this study we examined the relationship between meal preparation time, hand grip strength, and body weight in order to m...
Chapter
Most experts will agree that sarcopenia and frailty are closely related entities, but that nevertheless one should regard them as truly distinct. Frailty is an important risk factor for negative health outcomes like declining functionality, falls, fractures, hospitalization, disability, nursing home admission, and mortality. Sarcopenia and frailty...
Chapter
This chapter presents malnutrition‐related sarcopenia due to insufficient intake of energy or protein, malabsorption, and anorexia, but also related to obesity, that is, sarcopenic obesity. It deals with various nutritional approaches that have the potential to affect muscle function and mass, with a focus on protein intake. Myofibrillar proteins,...
Chapter
The interaction between muscle-generated strength and external forces can lead to dynamic or isometric activity. The muscle may develop different sized forces, depending on the realized form of action. This chapter describes several methods for measurement of muscle strength and muscle power. Limb strength and power can be measured using computeriz...
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(1) Background: Life-space mobility assessments for institutionalized settings are scarce and there is a lack of comprehensive validation and focus on persons with cognitive impairment (CI). This study aims to evaluate the psychometric properties of the Life-Space Assessment for Institutionalized Settings by proxy informants (LSA-IS-proxy) for inst...
Article
Frailty is a multidimensional geriatric syndrome characterized by the loss of the individual reserve capacity and increased vulnerability to internal and external stressors. Frailty in older adults is associated with an increased risk for falls and loss of autonomy as well as an increased mortality. The identification of patients who suffer from fr...
Article
Background and purpose: The Patient-Specific Functional Scale (PSFS) as an individualized patient-reported outcome measure may allow to assess limitations and changes in self-determined functional activities most important to an older patient in the acute care setting. However, its clinimetric properties have not yet been evaluated in these patien...
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Objectives There is insufficient knowledge about the functional and medical recovery of older people infected with SARS-CoV-2. This study aims to gain insight into the course of functional and medical recovery of persons who receive geriatric rehabilitation (GR) following SARS-CoV-2 infection across Europe. Special attention will be paid to the rec...
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Background and aims: To assess experts' preference for sarcopenia outcomes. Methods: A discrete-choice experiment was conducted among 37 experts (medical doctors and researchers) from different countries around the world. In the survey, they were repetitively asked to choose which one of two hypothetical patients suffering from sarcopenia deserv...
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Background It is important to identify the relevant parameters of physical performance to prevent early functional decline and to prolong independent living. The aim of this study is to describe the development of physical performance in a healthy community-dwelling older cohort aged 70+ years using comprehensive assessment over two years and to su...
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Zusammenfassung Hintergrund Die COVID-19-Pandemie stellt Bewohner von Altenpflegeeinrichtungen, deren Angehörige bzw. Besucher ebenso wie Mitarbeitende vor große Herausforderungen. Viruseindämmende Maßnahmen wirken sich stark auf das Wohlbefinden der betroffenen Personengruppen aus. Material und Methode Systematische Literatursuche nach Studien z...
Article
Predominantly the older population is affected by a severe course of COVID-19. The mortality of hospitalized patients with COVID-19 above the age of 80 years is up to 54% in international studies. These observations indicate the necessity to highlight the geriatric perspective on this disease. The diagnostics and treatment of COVID-19 do not differ...
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Since older adults are prone to functional decline, using Inertial-Measurement-Units (IMU) for mobility assessment score prediction gives valuable information to physicians to diagnose changes in mobility and physical performance at an early stage and increases the chances of rehabilitation. This research introduces an approach for predicting the s...
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Older multimorbid persons often fall seriously ill due COVID-19. To be able to participate in social life again, they often need special rehabilitation measures. Geriatric rehabilitation is a multiprofessional service geared to these needs. Paradoxically, however, capacities in geriatric rehabilitation are currently being reduced despite increasing...
Article
PurposeThe “Life-Space Assessment in Persons with Cognitive Impairment” (LSA-CI) to assess mobility within the environment including frequency and independence in 1 week has been developed for and successfully validated in older persons with mild to moderate cognitive impairment. However, its psychometric properties in persons without cognitive imp...
Article
PurposeIn 2018, the SARCUS working group published a first article on the standardization of the use of ultrasound to assess muscle. Recommendations were made for patient positioning, system settings and components to be measured. Also, shortcomings in knowledge were mentioned. An important issue that still required standardization was the definiti...
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Background In 2016, an expert working group was convened under the auspices of the European Society for Clinical and Economic Aspects of Osteoporosis and Osteoarthritis (ESCEO) and formulated consensus recommendations for the conduct of clinical trials for drugs to prevent or treat sarcopenia.AimsThe objective of the current paper is to provide a 2...
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This study aimed to identify determinants of quantitative dimensions of physical activity (PA; duration, frequency, and intensity) in community-dwelling, multi-morbid, older persons with cognitive impairment (CI). In addition, qualitative and quantitative aspects of habitual PA have been described. Quantitative PA and qualitative gait characteristi...
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Background Self-reported life-space assessment methods so far focus on community-dwelling persons, with a lack of validated assessment methods for institutionalized settings. This study evaluated construct validity, test-retest reliability, sensitivity to change, and feasibility of a new Life-Space Assessment for Institutionalized Settings (LSA-IS)...
Article
The authors apologize for a typing error that occurred in the September 2020 article that changes the meaning of a sentence.
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The purpose of this paper is to suggest practical frailty screening and management strategies in primary care settings.
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The obesity epidemic has reached old age in most industrialized countries, but trials elucidating the benefits and risks of weight reduction in older adults above 70 years of age with obesity remain scarce. While some findings demonstrate a reduced risk of mortality and other negative health outcomes in older individuals with overweight and mild ob...
Chapter
Full-text available
Zusammenfassung Aufgrund des demographischen Wandels steigt die Zahl hochbetagter, multimorbider Menschen mit Rehabilitationsbedarf und -potenzial. Dieser Entwicklung wurde bereits in den 90er Jahren durch die Unterstützung der geriatrischen Rehabilitation begegnet. Mit ihren diversen Ausgestaltungen hilft diese, die rehabilitativen Bedarfe älterer...
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Body-fixed sensor (BFS) technology offers portable, low-cost and easy-to-use alternatives to laboratory-bound equipment for analyzing an individual’s gait. Psychometric properties of single BFS systems for gait analysis in older adults who require a rollator for walking are, however, unknown. The study’s aim was to evaluate the concurrent validity,...
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Introduction Sarcopenia has been recognised as a disease that is consistently associated with a range of geriatric syndromes and negative health consequences. The prevalence of sarcopenia is high among nursing home residents. Several systematic reviews have assessed the efficacy of a range of treatment strategies against sarcopenia. However, no sys...
Article
Objectives It has been recognized that nutritional interventions play a role in improving the nutritional and functional status of older persons. This systematic review summarizes the evidence on nutritional and functional outcomes of nutritional interventions alone or in combination with physical exercise in geriatric rehabilitation patients. Des...
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Geriatric medicine is a rapidly evolving field that addresses diagnostic, therapeutic and care aspects of older adults. Some disabilities and disorders affecting cognition (e.g. dementia), motor function (e.g. stroke, Parkinson’s disease, neuropathies), mood (e.g. depression), behavior (e.g. delirium) and chronic pain disorders are particularly fre...
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Full-text available
Comprehensive and repetitive assessments are needed to detect physical changes in an older population to prevent functional decline at the earliest possible stage and to initiate preventive interventions. Established instruments like the Timed “Up & Go” (TUG) Test and the Sit-to-Stand Test (SST) require a trained person (e.g., physiotherapist) to a...
Article
Background Despite the increasing amount of positive evidence with respect to mortality for the orthogeriatric co-management in a center for geriatric traumatology (CGT), effects on the course after the acute inpatient hospital treatment have been insufficiently investigated.Methods Patients over 75 years old who needed rehabilitation following acu...
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Background Although antihyperglycemic pharmacotherapy in frail older adults with type 2 diabetes mellitus (T2DM) is challenging, recommendations from international guidelines are mainly based on indirect evidence from trials not including frail participants.Objective This systematic review investigated the effectiveness and safety of pharmacotherap...
Article
Bathing robots have the potential to foster independence of older adults who require assistance with bathing. Making human-robot interaction (HRI) for older persons as easy, effective and user-satisfying as possible is, however, a major challenge in the development of such robots. The study aimed to evaluate the effectiveness (coverage, step effect...
Preprint
Proper nutrition is very important for the well-being and independence of elderly people. A significant loss of body weight or a decrease of the Body Mass Index respectively is an indicator for malnutrition. A continuous monitoring of the BMI enables doctors and nutritionists to intervene on impending malnutrition. However, continuous monitoring of...