Ryota Sakamoto

Self-rated health is associated with subsequent functional decline among older adults in Japan

Mayumi Hirosaki, Kiyohito Okumiya, Taizo Wada et al. · International Psychogeriatrics · 2017 · 401 citations · Full text

Medicine, Geriatric Medicine, Functional Assessment +16

Evaluation of chewing ability and its relationship with activities of daily living, depression, cognitive status and food intake in the community‐dwelling elderly

Yumi Kimura, Hiroshi Ogawa, Akihiro Yoshihara et al. · Geriatrics and gerontology international/Geriatrics & gerontology international · 2012 · 190 citations

Dentistry, Geriatric Dentistry, Oral Health Sciences +9

Eating alone among community-dwelling Japanese elderly: Association with depression and food diversity

Yumi Kimura, Taizo Wada, Kiyohito Okumiya et al. · The journal of nutrition health & aging · 2012 · 162 citations · Full text

Agriculture, Geriatric Medicine, Nutrition +12

Relationships between each category of 25‐item frailty risk assessment (<scp>K</scp>ihon <scp>C</scp>hecklist) and newly certified older adults under <scp>L</scp>ong‐<scp>T</scp>erm <scp>C</scp>are <scp>I</scp>nsurance: A 24‐month follow‐up study in a rural community in <scp>J</scp>apan

Eriko Fukutomi, Kiyohito Okumiya, Taizo Wada et al. · Geriatrics and gerontology international/Geriatrics & gerontology international · 2014 · 136 citations

Medicine, Geriatric Medicine, Frailty +16

Periodontitis, periodontal inflammation, and mild cognitive impairment: A 5‐year cohort study

Masanori Iwasaki, Yumi Kimura, Hiroshi Ogawa et al. · Journal of Periodontal Research · 2018 · 130 citations

Dentistry, Periodontics, Periodontology +17