Takeshi Kera

ORCID: 0000-0002-2356-0188
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About
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Research Areas
  • Nutrition and Health in Aging
  • Chronic Obstructive Pulmonary Disease (COPD) Research
  • Frailty in Older Adults
  • Respiratory Support and Mechanisms
  • Body Composition Measurement Techniques
  • Dysphagia Assessment and Management
  • Cerebral Palsy and Movement Disorders
  • Cardiovascular and exercise physiology
  • Dental Health and Care Utilization
  • Heart Rate Variability and Autonomic Control
  • Geriatric Care and Nursing Homes
  • Nutritional Studies and Diet
  • Health disparities and outcomes
  • Chronic Disease Management Strategies
  • COVID-19 and Mental Health
  • Ergonomics and Musculoskeletal Disorders
  • Obstructive Sleep Apnea Research
  • Health and Wellbeing Research
  • Clinical Nutrition and Gastroenterology
  • Non-Invasive Vital Sign Monitoring
  • HIV-related health complications and treatments
  • Health Systems, Economic Evaluations, Quality of Life
  • Lower Extremity Biomechanics and Pathologies
  • Physical Activity and Health
  • Pleural and Pulmonary Diseases

Takasaki University of Health and Welfare
2018-2025

Tokyo Metropolitan Institute of Gerontology
2015-2024

Tokyo Metropolitan University
2021

Showa University
2021

Saitama Red Cross Hospital
2017-2018

University of Tokyo Health Sciences
2018

Tokyo Metropolitan Geriatric Hospital
2015-2017

Nihon Institute of Medical Science
2009-2013

Objectives: This study aimed to determine the relationship between objective chewing ability and nutritional status of Japanese community-dwelling elders. Design: A cross-sectional study. Participants: total 509 elders living in Tokyo metropolitan area participated a comprehensive survey conducted October 2013. Measurements: The basic characteristics were sex, age, body mass index. Undernutrition was examined through serum albumin levels. Chewing color-changeable xylitol gum by evaluating...

10.3390/ijerph18031216 article EN International Journal of Environmental Research and Public Health 2021-01-29

This study aimed to examine the prevalence of exercise as a coping strategy among Japanese community-dwelling older adults and its impact on their psychological well-being during COVID-19 pandemic. In October 2019 (baseline [BL]), 720 living in an urban area Japan participated comprehensive health survey. Of these, 618 responded mail survey (follow-up [FL]) June 2020, after first state emergency was lifted. Their assessed using WHO-5 Well-Being Index (WHO-5). Exercise stay-at-home period...

10.1016/j.psychsport.2021.102054 article EN cc-by-nc-nd Psychology of sport and exercise 2021-09-04

The purpose of this study was to determine the influence posture on expiratory activity abdominal muscles. Fifteen young adult men participated in study. Activities external oblique abdominis, internal and rectus abdominis muscles were measured electromyographically various postures. We used a pressure threshold order activate as these are silent at rest. A spirometer measure lung volume Subjects placed supine, standing, sitting, sitting-with-elbow-on-the-knee (SEK) positions....

10.2114/jpa.24.259 article EN Journal of PHYSIOLOGICAL ANTHROPOLOGY and Applied Human Science 2005-01-01

Frailty is an important predictor of the need for long-term care and hospitalization. Our aim was to categorize frailty in community-dwelling older adults.The present study carried out 2011-2013, consisted 1380 individuals over 65 years age. Participants completed Kihon checklist, which widely used assess Japan, their physical, cognitive social function evaluated. Non-hierarchical cluster analysis statistically frailty. The optimum number clusters determined as point at external reference...

10.1111/ggi.12676 article EN Geriatrics and gerontology international/Geriatrics & gerontology international 2016-01-21

Providing older person individuals with an appropriate intervention at the time of frailty onset is important to prevent progression condition and need for long-term care. However, proper timing starting nutritional dietary interventions frail subjects has not been fully elucidated. Therefore, in this cross-sectional study, we aimed clarify association between variety among persons Japan. We surveyed sex, age, body height, weight, mass index, serum albumin level, variety, intake indexes 747...

10.1007/s12603-018-1000-1 article EN cc-by-nc-nd The journal of nutrition health & aging 2018-01-30

Abstract Background Few studies have examined the state of oral function in older adults with sarcopenia. We assessed functions community‐dwelling sarcopenia from multiple perspectives to clarify their potentially low function. Methods A total 1517 (86.2%; 990 women, 527 men; mean age 76.1 ± 7.6 years) participants were included this study. Grip strength, gait speed and skeletal muscle mass index assessed, was evaluated according criteria Asian Working Group for Sarcopenia 2019. The degree...

10.1002/jcsm.13145 article EN cc-by Journal of Cachexia Sarcopenia and Muscle 2022-12-05

Statin-associated muscle symptoms (SAMS) are the muscle-related side-effects of statins, but association between statin use and physical function among community-dwelling older adults is unclear. The objective present study was to examine Japanese by considering risk factors statin-associated symptoms.The participants were 1022 aged 65-88 years, who participated in comprehensive health checkups from 2013 2015. Statin (381 men 559 women) verified using data their medicine notebooks....

10.1111/ggi.13228 article EN Geriatrics and gerontology international/Geriatrics & gerontology international 2017-12-26

Aim The SARC‐F is a useful clinical index for sarcopenia screening; however, this measure has low sensitivity. Furthermore, tool never been validated on community‐dwelling older Japanese adults. goal of the present study was to validate version and confirm its suitability samples. Methods Participants were 734 adults in Itabashi Ward, Japan. Bioimpedance measures, walking speed, grip strength instrumental activities daily living (IADL) measured. Sarcopenia defined using European Working...

10.1111/ggi.13768 article EN Geriatrics and gerontology international/Geriatrics & gerontology international 2019-09-18

Airway occlusion pressure 0.1 s after the start of inspiratory flow (P0.1) is used as an index respiratory motor output; however, reliability P0.1 in this capacity has not been sufficiently investigated. Therefore, aim our study was to examine P0.1.Eleven healthy subjects (7 men and 4 women) participated study. Subjects were placed a supine position, measured every 30 for 5 min, following 1-min period during which ventilation breathing frequency measured. A total 10 values obtained,...

10.4187/respcare.01717 article EN Respiratory Care 2012-10-30

We compared skeletal muscle mass and physical function between older adults with sarcopenia those sarcopenic obesity.Body composition cognitive were measured for 1283 community-dwelling adults. Participants responded to questionnaires about pain exercise. The pure group (PS) included individuals only. obesity (SO) both obesity. Groups after adjusting sex, age height through propensity score matching.The PS SO 129 105 individuals, respectively. Comorbidities more frequent in the (P < 0.001)....

10.1111/ggi.13119 article EN Geriatrics and gerontology international/Geriatrics & gerontology international 2017-06-28

Ground reaction force during sit-to-stand motion is related to lower extremity strength, and such measurements indicating weak muscle may be linked sarcopenia. We aimed examine describe the relationship between sarcopenia ground develop a diagnostic tool.Can help detect sarcopenia?This study included 627 community-dwelling older adults who were divided into non-sarcopenia groups compare parameters. A analyzer was used measure force, power, time minimum maximum force. assessed association...

10.1016/j.gaitpost.2022.02.001 article EN cc-by Gait & Posture 2022-02-03

Aim Diabetes is associated with not only cardiovascular and cerebrovascular disease, but also reductions in physical cognitive function. The purpose of the present study was to determine whether muscle strength, walking ability balance declined Japanese community‐dwelling older adults diabetes or prediabetes. Methods We analyzed data from comprehensive health checkups carried out for 1689 individuals (710 men, 979 women; mean age 71.4 ± 5.6 years) between 2011 2016. Participants were divided...

10.1111/ggi.13301 article EN Geriatrics and gerontology international/Geriatrics & gerontology international 2018-03-26

Purpose: The purpose of this study was to clarify the reference values muscle thicknesses by age and elucidate association thickness with physical function in a large group community-dwelling elderly individuals. Participants methods: rectus femoris (RF), vastus intermedius (VI), quadriceps (QF) 777 831 enrolled individuals were measured ultrasonography, using knee extension strength (KES), one-legged stance, walking, Timed Up Go, grip tests. Muscle data divided sex categorized into 5-year...

10.2147/cia.s177237 article EN cc-by-nc Clinical Interventions in Aging 2018-10-01

The Japanese Society for Respiratory Care and Rehabilitation, Association on Sarcopenia Frailty, of Physical Therapy, Rehabilitation Nutrition proposed the definition diagnosis respiratory sarcopenia using low muscle strength appendicular skeletal mass (ASM; ASM/height

10.1111/ggi.14937 article EN Geriatrics and gerontology international/Geriatrics & gerontology international 2024-08-06

SARC-F, a sarcopenia screening tool, has limited use but may be beneficial for detecting in frail older people. This study aimed to clarify the validity of SARC-F questionnaire people.In this validation study, 74 (36 men; age, 81.9 ± 6.7 years, 38 women; 83 6.2 years) community-dwelling people who attended daycare facility participated our study. Participants completed and SARC-calf circumference (SARC-CalF) questionnaires, their body composition, walk speed grip strength were measured....

10.1111/ggi.14464 article EN Geriatrics and gerontology international/Geriatrics & gerontology international 2022-09-04

Aim The coronavirus disease 2019 (COVID‐19) pandemic remains a major global public health issue, and it has led to restrictions in physical social activities among community‐dwelling people, including frail older adults. This study aimed determine the impact of on subjective status characteristics adults by assessing their knowledge infection, behaviors negative psychological response. Methods During October 2019, 720 participated “The Otassha Study.” A year after COVID‐19 outbreak, between...

10.1111/ggi.14276 article EN Geriatrics and gerontology international/Geriatrics & gerontology international 2021-09-27

We compared the definitions of respiratory sarcopenia obtained from a model based on forced vital capacity (FVC) and whole-body sarcopenia, as recommended by Japanese Association Rehabilitation Nutrition (JARN), peak expiratory flow rate (PEFR), in our previous study. A total 554 community-dwelling older people without airway obstruction who participated study 2017 were included current Respiratory function, frailty assessed. Pearson's correlation coefficients associations FVC PEFR with...

10.3390/ijerph19148542 article EN International Journal of Environmental Research and Public Health 2022-07-13
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