Yuri Yokoyama
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View article: Changes in Dietary Survey Methods in Research on the “Japanese Diet”
Changes in Dietary Survey Methods in Research on the “Japanese Diet” Open
View article: Eighty Years of Research on the “Japanese Diet” in the Japanese Journal of Nutrition and Dietetics: Older Adults’ Diet and Nutrition
Eighty Years of Research on the “Japanese Diet” in the Japanese Journal of Nutrition and Dietetics: Older Adults’ Diet and Nutrition Open
View article: Effect of participating in <i>Kayoi‐no‐ba</i> during the <scp>COVID</scp>‐19 pandemic on frailty 1 year later in older adults
Effect of participating in <i>Kayoi‐no‐ba</i> during the <span>COVID</span>‐19 pandemic on frailty 1 year later in older adults Open
Aim This study examined the short‐term effects of participation in Kayoi‐no‐ba – community gathering places for residents to contribute to care prevention with the support of volunteers in Japan – on frailty status during the coronavirus d…
View article: Association Between Oral Frailty and Metrics Derived from Continuous Glucose Monitoring in Older Patients with Type 2 Diabetes
Association Between Oral Frailty and Metrics Derived from Continuous Glucose Monitoring in Older Patients with Type 2 Diabetes Open
View article: Physical, psychological, and social factors related to help-seeking preferences among older adults living in a community
Physical, psychological, and social factors related to help-seeking preferences among older adults living in a community Open
Older adults who are struggling with mental health may have a high desire for help but also a high level of resistance to help, which may discourage them from requesting assistance. This suggests the importance of professionals' outreach. …
View article: The Wako Cohort Study: Design and Profile of Participants at Baseline
The Wako Cohort Study: Design and Profile of Participants at Baseline Open
The Wako Cohort Study is expected to provide new insights into the development of strategies to extend healthy life expectancy and reduce health disparities in Japan.
View article: FRAILTY TRAJECTORIES AND ITS ASSOCIATED FACTORS IN JAPANESE OLDER ADULTS
FRAILTY TRAJECTORIES AND ITS ASSOCIATED FACTORS IN JAPANESE OLDER ADULTS Open
The present study had two objectives: to identify aging trajectories in frailty status from age 65–90 years among community-dwelling older Japanese; and to identify factors associated with this trajectory among these people. The present pr…
View article: THE FREQUENCY OF RAW VEGETABLE AND FRUIT CONSUMPTION AND ASSOCIATES WITH DEPRESSIVE MOOD IN JAPANESE OLDER ADULTS
THE FREQUENCY OF RAW VEGETABLE AND FRUIT CONSUMPTION AND ASSOCIATES WITH DEPRESSIVE MOOD IN JAPANESE OLDER ADULTS Open
The consumption of vegetables and fruits are known to associate with better health. It is also proven that the intake of raw and unprocessed vegetables and fruits relate to better mental state in younger adults, due to retainment of micron…
View article: THE RELATIONSHIP BETWEEN VOLUNTEERING AND SUBJECTIVE WELL-BEING AMONG OLDER ADULTS IN JAPAN
THE RELATIONSHIP BETWEEN VOLUNTEERING AND SUBJECTIVE WELL-BEING AMONG OLDER ADULTS IN JAPAN Open
The aim of this study is to examine the relationship between the frequency of volunteer activities among older adults and their subjective well-being. We mailed a questionnaire survey to 354 people aged 60 and over who belonged to voluntee…
View article: Feasibility Study of the Draft Japanese Nutrient Profile Model to Support Healthy Eating Behaviors: A Cross-sectional Study Focusing on the Motivation of Behavioral Change
Feasibility Study of the Draft Japanese Nutrient Profile Model to Support Healthy Eating Behaviors: A Cross-sectional Study Focusing on the Motivation of Behavioral Change Open
【目的】日本版栄養プロファイルモデル試案（以下，NPモデル試案）の実行可能性を検討するため，活用方法を啓発するための資料（以下，活用資料案）を作成し，インターネット調査を実施して食習慣改善意欲の有無による課題やニーズを把握した。
View article: Cross-sectional and longitudinal associations of creatinine-to-cystatin C ratio with sarcopenia parameters in older adults
Cross-sectional and longitudinal associations of creatinine-to-cystatin C ratio with sarcopenia parameters in older adults Open
Objectives: Accumulating evidence from cross-sectional studies suggests that the serum creatinine-to-cystatin C ratio (CCR) may be a useful biomarker for sarcopenia. This study aimed to assess the cross-sectional and longitudinal associati…
View article: Association of dietary variety with the risk for dementia: the Yabu cohort study
Association of dietary variety with the risk for dementia: the Yabu cohort study Open
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 t…
View article: Pet ownership-related differences in medical and long-term care costs among community-dwelling older Japanese
Pet ownership-related differences in medical and long-term care costs among community-dwelling older Japanese Open
This study examined the differences in medical and long-term care costs over 18 months between pet owners and non-owners among community-dwelling older Japanese. Pet ownership data were collected from 460 community-dwelling adults age 65 y…
View article: Modifiable healthy behaviours and incident disability in older adults: Analysis of combined data from two cohort studies in Japan
Modifiable healthy behaviours and incident disability in older adults: Analysis of combined data from two cohort studies in Japan Open
Healthy behaviours reduce the risk of incident disability; however, their components require further consideration. Specifically, little evidence exists on healthy behaviours that comprise modifiable factors, including social aspects, and …
View article: A Basic Study for the Development of a Japanese Nutrient Profile Model to Support the Practice of Healthy Eating Behavior
A Basic Study for the Development of a Japanese Nutrient Profile Model to Support the Practice of Healthy Eating Behavior Open
我が国では一般加工食品の栄養成分表示が義務付けられているが, 諸外国では栄養成分に応じて食品を区分またはランク付けする「Nutrient Profile Model」 (以下, NPモデル) が包装前面表示等に活用されており, 適切な食品選択や健康指標との関連も報告されている。そこで, 我が国の食文化に対応したNPモデルとして, 一般加工食品と料理を対象としたモデルに分けて検討した。一般加工食品は, 対象を18歳以上, 項目を脂質, 飽和脂肪酸, ナトリウム (食塩相当量)…
View article: IUNS 22nd International Congress of Nutrition – Abstracts
IUNS 22nd International Congress of Nutrition – Abstracts Open
The 22nd International Congress of Nutrition (ICN) was organized under the auspices of the International Union of Nutritional Sciences (IUNS) and was celebrated Japan, December 6-11, 2022. The IUNS-ICN is a four-yearly meeting that has bee…
View article: Decreased circulating branched-chain amino acids are associated with development of Alzheimer’s disease in elderly individuals with mild cognitive impairment
Decreased circulating branched-chain amino acids are associated with development of Alzheimer’s disease in elderly individuals with mild cognitive impairment Open
Background Nutritional epidemiology has shown that inadequate dietary protein intake is associated with poor brain function in the elderly population. The plasma free amino acid (PFAA) profile reflects nutritional status and may have the p…
View article: TRAJECTORIES OF SKELETAL MUSCLE MASS AND FAT MASS AND THEIR IMPACTS ON MORTALITY IN OLDER JAPANESE ADULTS
TRAJECTORIES OF SKELETAL MUSCLE MASS AND FAT MASS AND THEIR IMPACTS ON MORTALITY IN OLDER JAPANESE ADULTS Open
Skeletal muscle mass and fat mass have differential impacts on mortality between men and women. We aimed to determine age-related trajectories of skeletal muscle mass index (SMI) and fat mass index (FMI) among men and women and to examined…
View article: THE RELATIONSHIP BETWEEN EMPLOYMENT AND ALL-CAUSE MORTALITY IN JAPANESE COMMUNITY-DWELLING OLDER ADULTS
THE RELATIONSHIP BETWEEN EMPLOYMENT AND ALL-CAUSE MORTALITY IN JAPANESE COMMUNITY-DWELLING OLDER ADULTS Open
It is well known that social contribution such as working maintains the functional health and prevents frailty of older adults. However, the effect of employment in old age with frailty on health outcomes is not well-established.This 3.6-y…
View article: Survey Research on the Service Provision System and Issues among Meal Delivery Service Providers during the COVID-19 Pandemic
Survey Research on the Service Provision System and Issues among Meal Delivery Service Providers during the COVID-19 Pandemic Open
【目的】新型コロナウイルス感染症（以下，COVID-19）の感染拡大下における配食事業者のサービス提供体制とその課題を明らかにすることを目的とした。
View article: Interaction of Eating Status and Dietary Variety on Incident Functional Disability among Older Japanese Adults
Interaction of Eating Status and Dietary Variety on Incident Functional Disability among Older Japanese Adults Open
View article: Physical, social, and dietary behavioral changes during the COVID-19 crisis and their effects on functional capacity in older adults
Physical, social, and dietary behavioral changes during the COVID-19 crisis and their effects on functional capacity in older adults Open
View article: Basic Research on a Nutrient Profile Model for Japan: Draft Development and Validation
Basic Research on a Nutrient Profile Model for Japan: Draft Development and Validation Open
【目的】人びとが健康な食生活を営むためには,適切な食品の選択が求められる。諸外国では消費者が食品の栄養価を総合的に判断できるよう,特定の栄養素等の含有量で食品をランク付けする「栄養プロファイルモデル」が活用されているが,我が国においては策定されていない。そこで本研究では,加工食品について,日本版栄養プロファイルモデル試案を作成することを目的とした。
View article: Focus Group Interviews on a Nutrient Profile Model to Support Healthy Eating Behaviors: An Investigation Targeting Those Wishing to Improve Their Eating Habits
Focus Group Interviews on a Nutrient Profile Model to Support Healthy Eating Behaviors: An Investigation Targeting Those Wishing to Improve Their Eating Habits Open
【目的】日本において栄養プロファイルモデル（以下，NPモデル）を普及・啓発するため，NPモデルに対する消費者からの情報を整理し，課題を抽出することを目的とした。
View article: Dose–response relationships of sarcopenia parameters with incident disability and mortality in older Japanese adults
Dose–response relationships of sarcopenia parameters with incident disability and mortality in older Japanese adults Open
Background Sarcopenia‐related parameters may have differential impacts on health‐related outcomes in older adults. We examined dose–response relationships of body composition, muscle strength, and physical performance with incident disabil…
View article: 828Dietary Variety and Incident Disabling Dementia in Elderly Japanese Adults
828Dietary Variety and Incident Disabling Dementia in Elderly Japanese Adults Open
Background Although consuming a variety of foods is an internationally accepted recommendation for a healthy diet, little is known about the association between dietary variety and incident dementia. This study aimed to examine the associa…
View article: A Study on the Characteristics of Nutrient Profile Models in Other Countries for the Development of a Japanese Nutrient Profile Model
A Study on the Characteristics of Nutrient Profile Models in Other Countries for the Development of a Japanese Nutrient Profile Model Open
【目的】食品の栄養価を総合的に判断できるよう,特定の栄養素等の含有量で食品を区分またはランク付けする「栄養プロファイルモデル(以下,NPモデル)」が諸外国の栄養政策で活用されている。本研究では,諸外国のNPモデルを調査し,日本版NPモデル策定のための基礎資料の作成および課題整理を行うことを目的とした。
View article: Nutrient Profiles of Dishes Eaten by High Salt Consumers and Adequate Salt Consumers in the 2013–2018 National Health and Nutrition Survey, Japan
Nutrient Profiles of Dishes Eaten by High Salt Consumers and Adequate Salt Consumers in the 2013–2018 National Health and Nutrition Survey, Japan Open
View article: Trajectories of Dietary Variety Score among community-dwelling older Japanese and their related factors
Trajectories of Dietary Variety Score among community-dwelling older Japanese and their related factors Open
The age-related trajectory patterns of DVS in the community-dwelling elderly can be categorized into three types. In order to maintain a high quality of food intake, it was shown that, in addition to subjective masticatory ability and ment…
View article: Association between Oral Frailty and Dietary Variety among Community-Dwelling Older Persons: A Cross-Sectional Study
Association between Oral Frailty and Dietary Variety among Community-Dwelling Older Persons: A Cross-Sectional Study Open