Shuichi Obuchi
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View article: Developing and Validating the Japanese Version of the Essentialist Beliefs About Ageing Scale: The Otassha Study
Developing and Validating the Japanese Version of the Essentialist Beliefs About Ageing Scale: The Otassha Study Open
Background This study aimed to develop and validate a Japanese version of the Essentialist Beliefs about Ageing (EBA‐J) scale, examining its factor structure, reliability for internal consistency, and criterion validity. Methods In total, …
View article: Association of Aging Trajectories in the Japan Science and Technology Agency Index of Competence With Instrumental Activities of Daily Living Among Community‐Dwelling Older Japanese Adults: The Otassha Study
Association of Aging Trajectories in the Japan Science and Technology Agency Index of Competence With Instrumental Activities of Daily Living Among Community‐Dwelling Older Japanese Adults: The Otassha Study Open
Aim The Japan Science and Technology Agency Index of Competence (JST‐IC) was developed to measure competence at much higher levels than the Tokyo Metropolitan Institute of Gerontology Index of Competence (TMIG‐IC), which evaluates higher‐l…
View article: Validity of Walking Speed Measurements Using an Ankle Accelerometer in Older Individuals
Validity of Walking Speed Measurements Using an Ankle Accelerometer in Older Individuals Open
View article: Development of a predictive model for long-term care and support eligibility certification associated with dementia-related functional impairments: the IRIDE cohort study
Development of a predictive model for long-term care and support eligibility certification associated with dementia-related functional impairments: the IRIDE cohort study Open
Background The Long-Term Care Insurance (LTCI) system in Japan provides a framework for assessing dementia-related functional decline, enabling the development of predictive models based on daily functional independence. This study aimed t…
View article: Comparability of Daily-Life Walking Speed Measured by Smartphone GPS and Ankle-Band Accelerometer: Cross-Sectional Study
Comparability of Daily-Life Walking Speed Measured by Smartphone GPS and Ankle-Band Accelerometer: Cross-Sectional Study Open
Background Daily-life walking speed (DWS), which is a critical health indicator in older adults, can be measured using smartphone GPS technology. Although this method is becoming more widely accessible , it is restricted to outdoor walking…
View article: Comparative analysis of the maximal respiratory pressure and peak expiratory flow rate in diagnosing probable respiratory sarcopenia – The Otassha Study
Comparative analysis of the maximal respiratory pressure and peak expiratory flow rate in diagnosing probable respiratory sarcopenia – The Otassha Study Open
Aim The availability of diverse assessment methods, based on different devices and conditions, for respiratory sarcopenia is crucial for developing community health initiatives. Thus, in this study, we aimed to compare the concordance in d…
View article: Effect of Self‐Quantification on Caregiver Burden and Depression Among Family Caregivers: A <scp>SWING</scp>‐Japan Study
Effect of Self‐Quantification on Caregiver Burden and Depression Among Family Caregivers: A <span>SWING</span>‐Japan Study Open
Background Self‐quantification (SQ) tools, which enable individuals to track and reflect on health‐related data, show promise for improving caregivers' mental health. However, their effectiveness in reducing caregiver burden and depression…
View article: Analysis of life patterns and cognitive function in the elderly
Analysis of life patterns and cognitive function in the elderly Open
View article: Association between the use of information and communication technology and cognitive decline stratified by social isolation: The Otassha study
Association between the use of information and communication technology and cognitive decline stratified by social isolation: The Otassha study Open
View article: Test–retest reliability of the computer-based cognitive assessment tool for community-dwelling older adults in Japan: The Otassha study
Test–retest reliability of the computer-based cognitive assessment tool for community-dwelling older adults in Japan: The Otassha study Open
Aim Early detection of dementia is crucial for effective intervention. The computer-based cognitive assessment tool (CompBased-CAT) was designed to assess cognitive function using a tablet computer. While its predictive validity for mild c…
View article: Co-occurrence of Whole-body Muscle Wasting and Respiratory Muscle Weakness Affecting the Clinical Characteristics of Patients with Chronic Obstructive Pulmonary Disease
Co-occurrence of Whole-body Muscle Wasting and Respiratory Muscle Weakness Affecting the Clinical Characteristics of Patients with Chronic Obstructive Pulmonary Disease Open
These data suggest that the co-occurrence of whole-body muscle wasting and respiratory muscle weakness was significantly associated with deteriorating clinical characteristics in patients with COPD.
View article: Associations Between Muscle Thickness, Motor Function, and Echo Intensity in Community-Dwelling Older Japanese Men and Women
Associations Between Muscle Thickness, Motor Function, and Echo Intensity in Community-Dwelling Older Japanese Men and Women Open
View article: Participation factors in a self-quantification program for family caregivers of community-dwelling older adults with long-term care in Japan
Participation factors in a self-quantification program for family caregivers of community-dwelling older adults with long-term care in Japan Open
A total of 2653 family CGs, including 195 study participants who engaged in self-quantification over 60 days and 2,458 nonparticipants who did not engage in self-quantification, were included in the analysis, with complete data available f…
View article: ASSOCIATION OF LIVING ALONE AND SOCIAL ISOLATION WITH ALL-CAUSE AND CARDIOVASCULAR MORTALITY: THE OTASSHA STUDY
ASSOCIATION OF LIVING ALONE AND SOCIAL ISOLATION WITH ALL-CAUSE AND CARDIOVASCULAR MORTALITY: THE OTASSHA STUDY Open
Living alone is considered a risk factor for all-cause and cardiovascular mortality, but this association may be confounded by social isolation status. This study examined how living alone while also being socially isolated affects older a…
View article: EXAMINING THE FEASIBILITY AND BENEFITS OF SELF-QUANTIFICATION FOR FAMILY CAREGIVERS: A MIXED-METHOD APPROACH
EXAMINING THE FEASIBILITY AND BENEFITS OF SELF-QUANTIFICATION FOR FAMILY CAREGIVERS: A MIXED-METHOD APPROACH Open
Supporting family caregivers poses significant challenges because of their inability to seek assistance amid limited time and burden. This study aimed to explore the feasibility of implementing a self-quantification program for family care…
View article: AGING TRAJECTORY OF THE JAPAN SCIENCE AND TECHNOLOGY AGENCY INDEX OF COMPETENCE (JST-IC): THE OTASSHA STUDY
AGING TRAJECTORY OF THE JAPAN SCIENCE AND TECHNOLOGY AGENCY INDEX OF COMPETENCE (JST-IC): THE OTASSHA STUDY Open
The Japan Science and Technology Agency Index of Competence (JST-IC) was developed to measure higher levels of competence than measured by the Tokyo Metropolitan Institute of Gerontology Index of Competence (TMIG-IC), which evaluates highe…
View article: Increased risk of falls in older adults with hearing loss and slow gait: results from the Otassha Study
Increased risk of falls in older adults with hearing loss and slow gait: results from the Otassha Study Open
View article: Validating respiratory sarcopenia diagnostic criteria by mortality based on a position paper by four professional organizations: Insights from the Otassha study
Validating respiratory sarcopenia diagnostic criteria by mortality based on a position paper by four professional organizations: Insights from the Otassha study Open
Aim The Japanese Society for Respiratory Care and Rehabilitation, Japanese Association on Sarcopenia and Frailty, Japanese Society of Respiratory Physical Therapy, and Japanese Association of Rehabilitation Nutrition proposed the definitio…
View article: Regular exercise reduces the risk of all-cause mortality in socially isolated older adults: the Otassha Study
Regular exercise reduces the risk of all-cause mortality in socially isolated older adults: the Otassha Study Open
Introduction Social isolation is associated with increased mortality risk. On the other hand, some older adults prefer to be alone. Additionally, predictors of isolation are mostly unchanged across interventions. Therefore, knowledge of ho…
View article: Artificial intelligence detection of cognitive impairment in older adults during walking
Artificial intelligence detection of cognitive impairment in older adults during walking Open
INTRODUCTION To detect early cognitive impairment in community‐dwelling older adults, this study explored the viability of artificial intelligence (AI)‐assisted linear acceleration and angular velocity analysis during walking. METHODS This…
View article: Willingness Factors in a Self-Quantification Program for Family Caregivers of Community-Dwelling Older Adults with Long-Term Care in Japan
Willingness Factors in a Self-Quantification Program for Family Caregivers of Community-Dwelling Older Adults with Long-Term Care in Japan Open
Objective This study aimed to examine the characteristics of willingness to participate in the self-quantification program for family CGs who provide long-term care to community-dwelling older adults. The family CGs, allocated based on the…
View article: Aging trajectories of subscales in higher-level functional capacity among community-dwelling older Japanese adults: the Otassha study
Aging trajectories of subscales in higher-level functional capacity among community-dwelling older Japanese adults: the Otassha study Open
View article: Associations between information and communication technology use and frailty in community-dwelling old-old adults: results from the ILSA-J
Associations between information and communication technology use and frailty in community-dwelling old-old adults: results from the ILSA-J Open
Objectives Frailty is a significant cause of adverse health events including long-term care and hospitalization. Although information and communication technology (ICT) has become an integral part of modern life, it remains unclear whether…
View article: Social isolation, regardless of living alone, is associated with mortality: the Otassha study
Social isolation, regardless of living alone, is associated with mortality: the Otassha study Open
Introduction Social isolation has been recognized as a contributing factor to negative health outcomes. Although living alone is associated with health-related outcomes, existing findings are inconsistent. It is not the act of living alone…
View article: Higher‐level competence: Results from the Integrated Longitudinal Studies on Aging in Japan (ILSA‐J) on the shape of associations with impaired physical and cognitive functions
Higher‐level competence: Results from the Integrated Longitudinal Studies on Aging in Japan (ILSA‐J) on the shape of associations with impaired physical and cognitive functions Open
Aim This study aimed to examine the relationships between levels of competence and impaired physical and cognitive functions in older adults. Methods We used a data set of the Integrated Longitudinal Studies on Aging in Japan for 2017 incl…
View article: Three-year trajectories of social networks, face-to-face interactions, and non-face-to-face interactions among community-dwelling older adults in Japan during the COVID-19 pandemic: Otassha study
Three-year trajectories of social networks, face-to-face interactions, and non-face-to-face interactions among community-dwelling older adults in Japan during the COVID-19 pandemic: Otassha study Open
During the three years of the pandemic, no changes were observed in the social networks of community-dwelling older Japanese individuals.
View article: Predicting the incidence of mild cognitive impairment with a computer-based cognitive assessment tool in community-dwelling older adults: The Otassha study
Predicting the incidence of mild cognitive impairment with a computer-based cognitive assessment tool in community-dwelling older adults: The Otassha study Open
This study examined the ability of a computer-based cognitive assessment tool (CompBased-CAT) to predict mild cognitive impairment (MCI) in community-dwelling older adults. A two-year longitudinal study was conducted using data from 2016 t…
View article: Co-Occurrence Whole-Body Muscle Wasting and Respiratory Muscle Weakness Affecting the Clinical Characteristics in Patients with Chronic Obstructive Pulmonary Disease
Co-Occurrence Whole-Body Muscle Wasting and Respiratory Muscle Weakness Affecting the Clinical Characteristics in Patients with Chronic Obstructive Pulmonary Disease Open
View article: Association Between Ego-Resilience and Social Isolation Among Urban Older People
Association Between Ego-Resilience and Social Isolation Among Urban Older People Open
Social isolation among older adults affects their physical and mental health. Ego-resilience is associated with flexible adaptation to various environments and acceptable behaviors. However, its association with social isolation among olde…
View article: Validation of self‐reported articulatory oral motor skill against objectively measured repetitive articulatory rate in community‐dwelling older Japanese adults: The Otassha Study
Validation of self‐reported articulatory oral motor skill against objectively measured repetitive articulatory rate in community‐dwelling older Japanese adults: The Otassha Study Open
Aim To assess the validity of self‐reported articulatory oral motor skill against objectively measured repetitive articulatory rate (oral diadochokinesis [oral‐DDK]) as a gold standard index for articulatory oral motor skill in community‐d…