Hikari Murayama
Datos Biográficos
| ID | 366348 |
|---|---|
| NOMBRE | Hikari Murayama |
| NOMBRES | Hikari |
| APELLIDO | Murayama |
| FIRMA | MURAYAMA H |
| AFILIACIONES | Tokyo Metropolitan Institute of Gerontology |
| ORCID | 0000-0003-2991-7763 |
| VERIFICADO | Sí |
| TOTAL DE OBRAS | 43 |
| TOTAL DE CITAS | 58 |
| TOTAL COMO AUTOR | 43 |
| TOTAL COMO EDITOR | 0 |
| PRIMER AÑO DE PUBLICACIÓN | 2012 |
| AÑO MÁS RECIENTE DE PUBLICACIÓN | 2026 |
| ÍNDICE H | 4 |
Redesigning Late‐Life Employment in Japan
Japan is experiencing unprecedented population aging, with adults' aged 65 years and older accounting for nearly 30% of its total population. In this context, employment has attracted increasing attention as an important form of social participation in later life. However, despite increased labor force participation among older adults, suitable employment opportunities remain limited. Moreover, Japan is simultaneously facing a serious workforce s…
Longitudinal Association Between Kidney Function Decline and Grip Strength Loss in Community‐Dwelling Older Adults
Development of a predictive model for long-term care and support eligibility certification associated with dementia-related functional impairments
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 to develop and validate risk prediction models for dementia-related functional impairments using data from the Integrated Research Initiative for Living Well with Dementia Cohort Study (IRIDE-CS), integrating multiple cohor…
Comparing Methods for Estimating Demographics in Racially Polarized Voting Analyses
We consider the cascading effects of researcher decisions throughout the process of quantifying racially polarized voting (RPV). We contrast three methods of estimating precinct racial composition, Bayesian Improved Surname Geocoding (BISG), fully Bayesian BISG, and Citizen Voting Age Population (CVAP), and two algorithms for performing ecological inference (EI), King's EI and EI:RxC using eiCompare. Using data from two different elections we ide…
Childhood Book Availability Helps to Preserve Cognitive Function in Older Adults With Low Education
The availability of books in childhood helps to preserve cognitive function in older adults with low education via left superior temporal cortex volume. Further research is needed to replicate these findings
Relationship between face‐to‐face and non‐face‐to‐face communication, and well‐being in older volunteers during the pandemic
Volunteering older adults plays a role in maintaining well‐being through facilitation of face‐to‐face communication. However, the COVID‐19 pandemic reduced volunteer opportunities involving physical interaction among seniors. While studies have reported that indirect communication such as non‐face‐to‐face can support and improve mental health, it remains unclear whether it can substitute face‐to‐face communication among older volunteers accustome…
Changes in social isolation and loneliness prevalence during the Covid-19 pandemic in Japan
Social isolation decreased from the first to the second year of the COVID-19 pandemic, whereas loneliness increased. Assessing the COVID-19 pandemic's impact on social isolation and loneliness contributes to understanding who was particularly vulnerable during the pandemic
Evaluating the Effectiveness of Letter and Telephone Reminders in Promoting the Use of Specific Health Guidance in an At-Risk Population for Metabolic Syndrome in Japan
Japan has introduced a nationwide lifestyle intervention program (specific health guidance) for people aged 40-74 years. Medical insurers apply a reminder system to improve their utilization rates. This study examined the effectiveness of two methods of reminders (mailed letters and telephone calls) in a randomized controlled trial. Subscribers to National Health Insurance in Yokohama City, Kanagawa Prefecture, who were eligible for specific heal…
The Impact of Generativity on Maintaining Higher-Level Functional Capacity of Older Adults
Generativity is defined as an individual's concern for and actions dedicated toward the well-being of others, especially youth and subsequent generations. It is a key stage of psychological development from midlife to older age and can be a guiding concept for promoting engagement of older adults in productive and contributive activities, which benefit their well-being. This study examined the longitudinal association between generativity and hig…
Noncompliance with Hypertension Treatment and Related Factors among Kumamoto Earthquake Victims Who Experienced the Covid-19 Pandemic during Postearthquake Recovery Period
Survivors of the Kumamoto earthquake of 2016 experienced the coronavirus disease (COVID-19) outbreak while carrying additional burdens that might bring inadequate coping. This cross-sectional survey aimed to identify untreated and interrupted consultations among those with hypertension and related factors and to identify the disaster's long-term effects. Of the 19,212 earthquake survivors who had moved to permanent housing, 7367 (4196 women and 3…
Message framing effects on attitude and intention toward social participation in old age
Private loss-framed messages are possibly most effective in reinforcing attitudes and intentions toward social participation, particularly among individuals without social participation experience. These findings highlight the possibility of using a message-framing approach to promote social participation in older adults
Association of dietary variety with the risk for dementia
Objective: The consumption of various foods is internationally recommended in healthy diet although the association between dietary variety and incident dementia is unknown. We aimed to examine the association between dietary variety and the incidence of disabling dementia in older Japanese adults. Design: We conducted a prospective cohort study. Dietary variety was assessed based on the Dietary Variety Score (DVS). DVS was assessed by counting t…
The Relationship Between Cognitive Decline and All-Cause Mortality Is Modified by Living Alone and a Small Social Network
Although living alone and having a small social network represent an isolated status, their modifying effects were the opposite. These findings indicate that the isolation type should be considered when implementing support strategies for older adults with cognitive decline or dementia
Neighborhood Beauty and the Brain in Older Japanese Adults
People have a preference for, and feel better in, beautiful natural environments. However, there are no epidemiological studies on the association between neighborhood beauty and neuroimaging measures. We aimed to determine association between neighborhood beauty and regional brain volume. Participants were 476 community-dwelling older adults from the Neuron to Environmental Impact across Generations (NEIGE) study. Subjective neighborhood beauty …
Influence of “Face-to-Face Contact” and “Non-Face-to-Face Contact” on the Subsequent Decline in Self-Rated Health and Mental Health Status of Young, Middle-Aged, and Older Japanese Adults
This study aims to identify the independent influence of face-to-face contact (FFC) and non-face-to-face contact (NFFC) on the subsequent decline in self-rated health and mental health status by age. A total of 12,000 participants were randomly selected among residents in the study area, and 1751 of them responded to both the 2016 and 2018 mail surveys. The participants were subsequently classified into three age groups (25-49: Young adults; 50-6…
Effects of intergenerational contact on social capital in community-dwelling adults aged 25–84 years
UMIN000046769 (UMIN-CTR); first registered on January 28, 2022 (retrospectively registered)
Experience of voluntary support provision in youth is associated with later‐life supportive actions
Enhancing the voluntary supportive actions of older adults towards other community-dwelling citizens is an important measure for a healthy community. Volunteering action in adulthood is related to the volunteering actions of older adults' parents, which they remember from their youth. In this study, the association between parents' former voluntary supportive actions and the current voluntary supportive actions of older adults is explored. Questi…
Do Social Ties Moderate the Association between Childhood Maltreatment and Gratitude in Older Adults? Results from the Neige Study
Promoting social ties may mitigate the adverse impact of emotional neglect on the level of gratitude
Increase in Social Isolation during the Covid-19 Pandemic and Its Association with Mental Health
The coronavirus disease 2019 (COVID-19) pandemic is assumed to have caused an increase in the number of socially isolated people. However, the prevalence of social isolation during the pandemic has not been well studied, particularly among Asian populations. This study investigated changes in the prevalence of social isolation caused by the COVID-19 pandemic and examined its association with mental health among the general Japanese population. Da…
Effectiveness of an Out-of-Pocket Cost Removal Intervention on Health Check Attendance in Japan
Annual health checks are important for identifying individuals at high risk for cardiometabolic diseases. However, there are socioeconomic disparities in health check attendance rates, and an intervention to lower financial barriers could be useful for increasing health check utilization. In this study, we aimed to evaluate the effectiveness of an out-of-pocket cost removal intervention on health check attendance in Japan. Data were obtained on b…
Social Capital and Covid-19 Deaths
Social contextual factors could determine mortality by the coronavirus disease 2019 (COVID-19), with social capital as a potential determinant. This study aimed to examine the association between prefecture-level social capital and COVID-19 deaths in Japan. Data on the cumulative number of COVID-19 deaths per 100,000 individuals between 1 October 2020 and 30 June 2021 in 47 prefectures were obtained from the government open-access database. Prefe…
Efficacy of a Community Health Worker–Based Intervention in Improving Dietary Habits Among Community-Dwelling Older People
Background. Community health workers (CHWs), often called “health promotion volunteers” in Japan, are individuals who act as a natural helping resource in the community. Aim. This study tested the efficacy of a CHW-based intervention to improve dietary habits among community-dwelling older people in Japan, using a controlled, crossover design. Method. Seventy-eight people aged 65 to 74 years with poor dietary variety living in four administrative…
Sekentei as a Socio-Cultural Determinant of Cognitive Function among Older Japanese People
Sekentei (social appearance) is a Japanese concept that describes a person's sense of implicit societal pressure to conform to social norms. However, evidence of a relationship between sekentei and health outcomes is sparse. This study examined the association between sekentei and cognitive function among community-dwelling older Japanese people. Baseline data were obtained from the Neuron to Environmental Impact across Generations (NEIGE) study …
Changes in rural older adults’ sedentary and physically-active behaviors between a non-snowfall and a snowfall season
In older adults, activity behaviors were changed unfavorably during snowfall season, particularly so for men. The degree of seasonal change was greatest for SB. Development of strategies to keep rural older adults active during the snowfall season may be needed for maintaining a consistently-active lifestyle for their health
Leadership and Peer Counseling Program
Senior volunteers represented a significant, mostly untapped lay resource of informal social care. In this study, we evaluated the effectiveness of the training program on improving senior volunteers' competency toward peer counseling, and explored its impact on their well-being after three months of the program implementation. We conducted a pre- and post-intervention analysis among 60 senior volunteers aged 60-82 years. They participated in 40 …
Do bonding and bridging social capital affect self-rated health, depressive mood and cognitive decline in older Japanese? A prospective cohort study
Are neighborhood bonding and bridging social capital protective against depressive mood in old age? A multilevel analysis in Japan
Contextual effect of different components of social capital on health in a suburban city of the greater Tokyo area
Longitudinal association between neighborhood cohesion and depressive mood in old age
Cross-level interaction between individual and neighbourhood socioeconomic status in relation to social trust in a Japanese community
This study explores whether cross-level interaction between individual and neighbourhood socioeconomic status (SES) is associated with social trust. A cross-sectional questionnaire survey was conducted with 4123 randomly selected people aged 20 years and older from 72 districts in the city of Kashiwa in 2009, and 1720 questionnaires were analysed. People of low SES tended to have higher trust in the national government and lower trust in neighbou…
Socioeconomic Status and the Trajectory of Body Mass Index Among Older Japanese
These findings provide new insights into the complex relationship between socioeconomic factors and BMI, and help to inform the design of health policies and interventions related to weight control among older adults with diverse socioeconomic backgrounds
Childhood Book Availability Helps to Preserve Cognitive Function in Older Adults With Low Education
The availability of books in childhood helps to preserve cognitive function in older adults with low education via left superior temporal cortex volume. Further research is needed to replicate these findings
Social Capital and Health
BACKGROUND: This article presents an overview of the concept of social capital, reviews prospective multilevel analytic studies of the association between social capital and health, and discusses intervention strategies that enhance social capital. METHODS: We conducted a systematic search of published peer-reviewed literature on the PubMed database and categorized studies according to health outcome. RESULTS: We identified 13 articles that satis…
Institutional trust in the national social security and municipal healthcare systems for the elderly in Japan
Japanese social security systems and institutions for the elderly, as well as the general attitude toward elderly care services among the Japanese population, have been undergoing a dramatic change. By examining the association between institutional trust, which is a representative element of social capital, and anxiety regarding receiving elderly care, we can uncover clues toward building a more robust social security system for the elderly. Thi…
The effects of an intervention program for promoting interorganizational network building between multidisciplinary agencies and community-based organizations
The tested intervention proved effective for attendees regarding their recognition of knowledge and skills for promoting interorganizational network building with CBOs
Contextual effect of different components of social capital on health in a suburban city of the greater Tokyo area
Exploring the ideal combination of activity satisfaction and burden among health promotion volunteers
We found that feeling satisfied and lightly burdened facilitated HPVs' active participation in community-based activities. Findings suggest the importance of improving activity environments surrounding HPVs
Does Social Support Buffer the Effect of Financial Strain on the Trajectory of Smoking in Older Japanese? A 19-Year Longitudinal Study
Our findings add a dynamic dimension to understanding the relationship among financial strain, social support, and smoking in old age. This knowledge is significant when designing health policies and interventions regarding health behaviors in late life
Do bonding and bridging social capital affect self-rated health, depressive mood and cognitive decline in older Japanese? A prospective cohort study
Cross-level interaction between individual and neighbourhood socioeconomic status in relation to social trust in a Japanese community
This study explores whether cross-level interaction between individual and neighbourhood socioeconomic status (SES) is associated with social trust. A cross-sectional questionnaire survey was conducted with 4123 randomly selected people aged 20 years and older from 72 districts in the city of Kashiwa in 2009, and 1720 questionnaires were analysed. People of low SES tended to have higher trust in the national government and lower trust in neighbou…
Longitudinal association between neighborhood cohesion and depressive mood in old age
Psychological Sciences Table of Content
Socioeconomic Status and the Trajectory of Body Mass Index Among Older Japanese
These findings provide new insights into the complex relationship between socioeconomic factors and BMI, and help to inform the design of health policies and interventions related to weight control among older adults with diverse socioeconomic backgrounds
Are neighborhood bonding and bridging social capital protective against depressive mood in old age? A multilevel analysis in Japan
Age and gender differences in the association between body mass index and all-cause mortality among older Japanese
Objective: Increasing evidence suggests a reverse J-shaped association between body mass index (BMI) and all-cause mortality among the older population. However, findings from non-Western societies including Japan are still sparse. Furthermore, little evidence regarding variation by age and gender in the BMI-mortality relationship in old age exists. This study aimed to examine age and gender variations in the relationship between BMI and all-caus…
Leadership and Peer Counseling Program
Senior volunteers represented a significant, mostly untapped lay resource of informal social care. In this study, we evaluated the effectiveness of the training program on improving senior volunteers' competency toward peer counseling, and explored its impact on their well-being after three months of the program implementation. We conducted a pre- and post-intervention analysis among 60 senior volunteers aged 60-82 years. They participated in 40 …
Unmet Needs and Coping Mechanisms Among Community-Dwelling Senior Citizens in the Philippines
The Philippine government is facing a burden of improving health and social services for both the growing elderly and young population. The extent of discussion on aging issues and concerns, however, is minimal at best. Therefore, this study aimed to examine the perceptions of unmet needs and to explore the coping mechanisms of senior citizens across local stakeholders in an urban area in the Philippines. In this qualitative study, we collected d…
Validity of the Japanese Version of the Quick Mild Cognitive Impairment Screen
Early detection of dementia provides opportunities for interventions that could delay or prevent its progression. We developed the Japanese version of the Quick Mild Cognitive Impairment (Q mci -J) screen, which is a performance-based, easy-to-use, valid and reliable short cognitive screening instrument, and then we examined its validity. Community-dwelling adults aged 65−84 in Niigata prefecture, Japan, were concurrently administered the Q mci -…
The impact of intergenerational programs on social capital in Japan
The ongoing intergenerational programs between older citizens and children can enforce neighborhood trust, thus strengthening a community's intergenerational ties. The REPRINTS program has been developed through cooperation with local citizens, senior volunteers, and teachers from the community. Its collaborative nature ensures longevity and continuous growth in a community. It is challenging to create long-term intergenerational programs that ta…
Sekentei and objectively-measured physical activity among older Japanese people
Our findings indicate that an individual's sense of sekentei may be an important socio-cultural factor affecting their level of physical activity. Culturally appropriate approaches may be beneficial in addressing insufficient physical activity in older adults
Does community social capital buffer the relationship between educational disadvantage and cognitive impairment? A multilevel analysis in Japan
Community social capital appears to have a protective role in determining cognitive function in old age. Our findings may facilitate the development of new community-based strategies to combat dementia
Efficacy of a Community Health Worker–Based Intervention in Improving Dietary Habits Among Community-Dwelling Older People
Background. Community health workers (CHWs), often called “health promotion volunteers” in Japan, are individuals who act as a natural helping resource in the community. Aim. This study tested the efficacy of a CHW-based intervention to improve dietary habits among community-dwelling older people in Japan, using a controlled, crossover design. Method. Seventy-eight people aged 65 to 74 years with poor dietary variety living in four administrative…
Sekentei as a Socio-Cultural Determinant of Cognitive Function among Older Japanese People
Sekentei (social appearance) is a Japanese concept that describes a person's sense of implicit societal pressure to conform to social norms. However, evidence of a relationship between sekentei and health outcomes is sparse. This study examined the association between sekentei and cognitive function among community-dwelling older Japanese people. Baseline data were obtained from the Neuron to Environmental Impact across Generations (NEIGE) study …
Changes in rural older adults’ sedentary and physically-active behaviors between a non-snowfall and a snowfall season
In older adults, activity behaviors were changed unfavorably during snowfall season, particularly so for men. The degree of seasonal change was greatest for SB. Development of strategies to keep rural older adults active during the snowfall season may be needed for maintaining a consistently-active lifestyle for their health
Do Social Ties Moderate the Association between Childhood Maltreatment and Gratitude in Older Adults? Results from the Neige Study
Promoting social ties may mitigate the adverse impact of emotional neglect on the level of gratitude
Increase in Social Isolation during the Covid-19 Pandemic and Its Association with Mental Health
The coronavirus disease 2019 (COVID-19) pandemic is assumed to have caused an increase in the number of socially isolated people. However, the prevalence of social isolation during the pandemic has not been well studied, particularly among Asian populations. This study investigated changes in the prevalence of social isolation caused by the COVID-19 pandemic and examined its association with mental health among the general Japanese population. Da…
Effectiveness of an Out-of-Pocket Cost Removal Intervention on Health Check Attendance in Japan
Annual health checks are important for identifying individuals at high risk for cardiometabolic diseases. However, there are socioeconomic disparities in health check attendance rates, and an intervention to lower financial barriers could be useful for increasing health check utilization. In this study, we aimed to evaluate the effectiveness of an out-of-pocket cost removal intervention on health check attendance in Japan. Data were obtained on b…
Medicine (38 obras) · Gerontology (27 obras) · Psychology (24 obras) · Health disparities and outcomes (22 obras) · Demography (18 obras) · Demography (16 obras) · Population (16 obras) · Psychiatry (16 obras) · Environmental health (15 obras) · Sociology (15 obras)