Masashige Saito

[Long-term differences in cumulative long-term care costs according to risk assessment scale scores for functional disability: A 12-year JAGES cohort study].

Masashige Saito, Taishi Tsuji, Ryota Watanabe, Masaki Fukusada et autres

Objectives A previous study reported that future long-term care (LTC) costs differ according to risk assessment scores for incident functional disability. This study uses extended long-term follow-up data to examine cumulative LTC cost differences across various follow-up periods.Methods As part of the …

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Dissemination of dementia supporters and residents’ attitudes and recognition related to dementia in Japan: a municipal-level ecological study

Taiji Noguchi, Kazushige Ide, Satoko Fujihara, Ayumi Kawagome et autres

Abstract Background The Dementia Supporter Initiative is a national public education program in Japan that aims to foster positive attitudes and appropriate understanding of dementia to support people with Alzheimer’s disease and related dementia in the community. However, its influence on the …

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Can electric-powered carts used in public transportation change long-term care risk among older adults?: evidence from a 2-year follow-up survey

Masaki Fukusada, Masashige Saito, Ryota Watanabe, Shuhei Kobayashi et autres

BACKGROUND: Amid rapid population aging in Japan, declining public transport use has created substantial barriers to older adults' mobility and independence. Such services address first-/last-mile gaps and enable social participation, which are key determinants of healthy aging in community settings. We examined …

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Community gathering places participation and later functional disability and happiness among older adults in Japan

Kazushige Ide, Ryota Watanabe, Masashige Saito, Kenjiro Kawaguchi et autres

Abstract Background Community Gathering Places (CGPs) are a key population strategy in Japan’s healthy aging policy. However, evidence remains limited regarding their effects on frequency and content. Methods We included 1108 community-dwelling older adults (aged ≥ 65 years) in Nishiwaki City, Japan, …

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Smoking, drinking, tooth loss and risk of oral–pharyngeal cancer mortality

Sakura Kiuchi, Yusuke Matsuyama, Kenji Takeuchi, Taro Kusama et autres

• We investigated the association between smoking, alcohol consumption, and the number of teeth for oral and pharyngeal cancer mortality. • Both smoking and drinking were associated with a higher risk of oral and pharyngeal cancer mortality, particularly among those with fewer …

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Multi-dimensional social frailty index for predicting disability and mortality in community-dwelling older adults: JAGES cohort

Takahiro Hayashi, Taiji Noguchi, Ryota Watanabe, Yuta Kubo et autres

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Educational inequalities in all and site-specific cancer mortality: Mediation analysis of health behaviors from a 7-year cohort study in Japan

Sakura Kiuchi, Yusuke Matsuyama, Toshiyuki Ojima, Masashige Saito et autres

BackgroundPrevious studies have reported educational inequalities in all and site-specific cancer mortality. However, the mechanisms underlying this association remain unclear. We investigated the association between educational level and all- and site-specific cancer mortality and examined potential mediating factors.MethodsWe conducted a longitudinal study …

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[Association between subjective change and risk of disability in older adults following the introduction of electric-powered carts: A one-year longitudinal study].

Ryota Watanabe, Masashige Saito, Shuhei Kobayashi, Kazushige Ide et autres

Objective The Ministry of Land, Infrastructure, Transport, and Tourism of Japan has recently been promoting the adoption of green (i.e., electric-powered) slow mobility carts, which can operate on public roads at speeds <20 km/h. A two-month trial of electric-powered cart services showed …

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Tooth loss, dental prosthesis use, and cause-specific mortality in older Japanese adults: a 7-year cohort study

Faiz Abdurrahman, Taro Kusama, Yudai Tamada, Sakura Kiuchi et autres

Poor oral health, particularly tooth loss, is associated with increased risk of all-cause mortality. However, the impact of dental prosthesis use on these associations remains unclear. This study evaluated the relationship between the number of remaining teeth, dental prosthesis use, and mortality …

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[The association between public transportation electric-powered cart stoppage and the risk of incident functional disability in older people: A longitudinal study comparing three waves of data (pre-operation, post-operation, and post-stoppage)].

Shuhei Kobayashi, Kazushige Ide, Ryota Watanabe, Masaki Fukusada et autres

Objective Green-slow mobility (electric-powered carts), with travel speeds below 20 km/h on public roads, is expected to promote outings and social participation, potentially reducing the risk of functional disabilities. When electric-powered cart operations stop in a community, outings and social connections may …

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Reply to “Reconsidering Cost‐Effectiveness Claims of Short‐Term Prevention Services in Japan”

Ryota Watanabe, Masashige Saito, Kazushige Ide, Katsunori Kondo

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Frequency of laughter and depression onset among older adults: A 6-year longitudinal study from the Japan Gerontological Evaluation Study

Yudai Tamada, Masashige Saito, Tetsuya Ohira, Kokoro Shirai et autres

BACKGROUND: Laughter has been associated with mental and physical health benefits, but longitudinal evidence on whether laughter in daily life protects against depression remain limited. This study aimed to examine whether the frequency of laughter in daily life is associated with the …

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