Kemmyo Sugiyama

ORCID: 0000-0001-5110-2216
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About
Contact & Profiles
Research Areas
  • Health disparities and outcomes
  • Geriatric Care and Nursing Homes
  • X-ray Diffraction in Crystallography
  • Disaster Response and Management
  • Quasicrystal Structures and Properties
  • Cancer Treatment and Pharmacology
  • Nutritional Studies and Diet
  • Gastric Cancer Management and Outcomes
  • Cancer, Hypoxia, and Metabolism
  • Coffee research and impacts
  • Intergenerational Family Dynamics and Caregiving
  • Dementia and Cognitive Impairment Research
  • Health Systems, Economic Evaluations, Quality of Life
  • Dental Health and Care Utilization
  • Aluminum Alloy Microstructure Properties
  • Stroke Rehabilitation and Recovery
  • Health and Wellbeing Research
  • Health Promotion and Cardiovascular Prevention
  • Homelessness and Social Issues
  • Glass properties and applications
  • Microstructure and mechanical properties
  • Cancer Risks and Factors
  • Posttraumatic Stress Disorder Research
  • Musculoskeletal pain and rehabilitation
  • Metallic Glasses and Amorphous Alloys

Public Health Institute
2024-2025

Tokyo Metropolitan Institute of Public Health
2021-2024

Tohoku University
2015-2024

Yamato University
2024

Nagoya Institute of Technology
2023

Shimane Prefectural Institute of Public Health and Environmental Sciences
2021-2022

Government of Western Australia Department of Health
2017

University of Dental Medicine
2015

Tochigi Medical Center
2012-2013

ETH Zurich
2008

ObjectiveBiologic studies have shown that certain components of green tea may protective effects on neurocognition. However, because the lack human epidemiologic studies, impact consumption incidence dementia has never been confirmed. The objective this cohort study was to clarify association between and incident dementia.MethodsIn 5.7-year prospective study, using a questionnaire, information daily other lifestyle factors collected from elderly Japanese individuals aged 65 years or more....

10.1016/j.jagp.2016.07.009 article EN cc-by-nc-nd American Journal of Geriatric Psychiatry 2016-07-18

Low back pain is an important public health issue across the world. However, it unclear whether socioeconomic status (SES) associated with low pain. This study determines association between SES and among older people. We used cross-sectional data derived from year 2013 30 Japanese municipalities. The survey was conducted October to December 2013. Functionally independent community-dwelling adults aged 65 above (n = 26,037) were eligible for study. Multilevel Poisson regression analysis a...

10.1186/s12939-019-0918-1 article EN cc-by International Journal for Equity in Health 2019-01-21

Aim Subjective memory complaints scales are expected to be useful for the prediction of future cognitive decline. In Japan, “Kihon Checklist‐Cognitive Function” (KCL‐CF), which consists three items, is used primary screening high‐risk older adults. However, predictive validity KCL‐CF remains unknown. The aim present cohort study was examine whether can predict incidence dementia. Methods Information on score (0–3 points) collected from community‐dwelling adults (≥65 years) through a...

10.1111/ggi.12864 article EN Geriatrics and gerontology international/Geriatrics & gerontology international 2016-08-10

We examined whether an additive treatment with angiotensin receptor blocker, olmesartan, reduces the mortality and morbidity in hypertensive patients chronic heart failure (CHF) treated angiotensin-converting enzyme (ACE) inhibitors, β-blockers, or both. In this prospective, randomized, open-label, blinded endpoint study, a total of 1147 symptomatic CHF (mean age 66 years, 75% male) were randomized to addition olmesartan (n = 578) baseline therapy vs. control 569). The primary was composite...

10.1093/eurheartj/ehu504 article EN cc-by-nc European Heart Journal 2015-01-31

Although it has been speculated that the Japanese dietary pattern a preventive effect against incident dementia, no reported study yet investigated this issue. The present prospective cohort association between patterns and dementia in elderly subjects. We analyzed follow-up data covering 5.7-year period for 14,402 older adults (≥65 years) participating community-based, study. Three (Japanese pattern, animal food high-dairy pattern) were derived using principal component analysis of...

10.1093/gerona/glw117 article EN The Journals of Gerontology Series A 2016-06-29

Background Both in vivo and vitro studies have indicated that edible mushrooms may preventive effects against cognitive impairment. However, few cohort yet examined the relationship between mushroom consumption incident dementia. Objective We dementia a population of elderly Japanese subjects. Design Prospective study. Setting Ohsaki Cohort 2006 Study. Participants 13,230 individuals aged ≥65 years living City, northeastern Japan. Measurements Daily consumption, other lifestyle factors,...

10.1111/jgs.14812 article EN Journal of the American Geriatrics Society 2017-03-13

Epidemiological studies of the association between coffee consumption and dementia have yielded inconsistent results. Therefore, we investigated incident risk in an elderly Japanese population. 23,091 subjects aged ≥65 y living Ohsaki City, northeastern Japan, responded to baseline survey 2006. Of these, analyzed 13,137 who gave informed consent were not disabled at baseline. The outcome was incidence disabling defined by usage Long-term Care Insurance database. We used Cox proportional...

10.3233/jad-150693 article EN Journal of Alzheimer s Disease 2016-01-22

Background The Great East Japan Earthquake of 11 March 2011 led to the relocation 300 000 survivors. Studies following disasters focus primarily on data collected in immediate aftermath and neglect influence wider community factors. Aims A three-level prospective study examining associations between survivors' psychological distress individual- social-level factors 6 years a complex disaster. Method We drew two multi-wave collections after earthquake, using residents from different forms...

10.1192/bjp.2019.251 article EN The British Journal of Psychiatry 2019-12-02

We conducted a prospective cohort study to investigate whether psychological distress would have increased the incident risk of functional disability after 2011 Great East Japan Earthquake.First phase data pertaining and other lifestyle factors were collected from 1037 subjects aged ≥ 65 years, June December 2011, in four affected areas Miyagi prefecture Japan. Psychological was measured by Kessler 6-item scale (K6), classified into three categories (K6 score ≤ 9, 10-12, 13). Outcome on...

10.1016/j.jad.2017.06.030 article EN cc-by-nc-nd Journal of Affective Disorders 2017-06-16

Although some experimental biological studies have indicated that citrus may preventive effects against cognitive impairment, no cohort study has yet examined the relationship between consumption and incident dementia. In a baseline survey, we collected data on daily intake (categorised as ≤2, 3-4 times/week or almost every day) of other foods using FFQ, used self-reported questionnaire to collect covariates. Data dementia were retrieved from Japanese Long-term Care Insurance database. A...

10.1017/s000711451700109x article EN British Journal Of Nutrition 2017-04-28

Background: The trend of the diffusion heated tobacco products (HTPs) is a great concern because HTPs have become available worldwide. This study examined sociodemographic characteristics users in Japan, where were first launched.

10.2188/jea.je20190260 article EN cc-by Journal of Epidemiology 2020-03-27

Objectives Rural–urban healthcare disparities exist globally. Various countries have used a rurality index for evaluating the disparities. Although Japan has many remote islands and rural areas, no exists. This study aimed to develop validate Rurality Index (RIJ) research. Design We employed modified Delphi method determine factors of RIJ assessed validity. The developed an Expert Panel including professionals patient who had expertise in healthcare. Setting panel members were recruited from...

10.1136/bmjopen-2022-068800 article EN cc-by-nc BMJ Open 2023-06-01

Recent epidemiological studies of the association between coffee consumption and risk bladder cancer have yielded conflicting results. The aim present study was to examine incidence on basis pooled data from two cohort carried out in Miyagi Prefecture, northeastern Japan. We delivered self-administered questionnaires inquiring about frequency other lifestyle factors 1990 for Cohort Study 1994 Ohsaki Study. followed 73 346 individuals both cohorts identified 274 cases during 17.6 years 13.3...

10.1097/cej.0000000000000226 article EN European Journal of Cancer Prevention 2016-02-12

The relationship between the body mass index (BMI) and incidence of cause-specific disability remains unclear. We conducted a prospective cohort study 12,376 Japanese individuals aged ≥65 years who were followed up for 5.7 years. Information on BMI other lifestyle factors was collected via questionnaire in 2006. Functional data retrieved from public Long-term Care Insurance database. divided into 6 groups (<21, 21–<23, 23–<25, 25–<27[reference], 27–<29 ≥29). Hazard ratios 95% confidence...

10.1097/md.0000000000004452 article EN cc-by-nc Medicine 2016-08-01

Health inequalities are an emerging issue in ageing societies, but pre-frailty, which is suffered by almost half of older people, mostly unknown.This study aimed to determine the association between socio-economic status (SES) and changes across frailty, disability all-cause mortality.We conducted a prospective cohort 23 Japanese municipalities 2010 2013. Functionally independent community-dwelling adults aged ≥65 years (n = 65 952) were eligible for study. The baseline survey was from 2012,...

10.1093/fampra/cmz022 article EN Family Practice 2019-04-26

Abstract Background Although several cross-sectional studies have reported that pain is associated with functional disability in the elderly, data regarding a longitudinal association between and are inconsistent. This study aimed to investigate of severity subsequent due all causes as well stroke, dementia, joint disease/fracture. Methods The authors conducted prospective cohort 13,702 Japanese individuals aged 65 yr or older. Information during previous 4 weeks other lifestyle factors was...

10.1097/aln.0000000000001540 article EN Anesthesiology 2017-02-10

Background: Although the feasibility of randomized trials for investigating long-term association between oral health and cognitive decline is low, deriving causal inferences from observational data challenging. We aimed to investigate poor status subjective complaints (SCC) using fixed-effects model eliminate confounding effect unobserved time-invariant factors.

10.2188/jea.je20200476 article EN cc-by Journal of Epidemiology 2021-01-29
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