ピックアップ最新研究

認知症に関する国内外の最新研究の中から、「認知症とともによりよく生きる社会」を構築するために役立つ論文をピックアップしていきます。

vol. 7

2019年7-9月発表論文

今回は、2019年7-9月に発表された最新研究を15本選出しました。アブストラクトの掲載がない場合や、実際に本文をご覧になりたい場合は、国会図書館で所蔵しています。国会図書館所蔵の学界誌は該当箇所を指定し複写、郵送で取得することが可能ですので、ご興味がある方はぜひご活用ください。(詳細は国会図書館ウェブページへ)。

01

認知症介護における心理社会的研究 認知症医療・介護に携わる地域人材の行動心理症状に対する心理社会学的アプローチ

生存科学

中西 三春

02

独居の認知症高齢者の在宅生活継続に影響する本人の要因

千葉看護学会会誌

犬山 彩乃, 諏訪 さゆり

本研究の目的は、独居の認知症高齢者の在宅生活継続に影響する要因のうち認知症高齢者本人の要因を明らかにすることである。在宅生活を継続している独居認知症高齢者の担当ケアマネジャー11名に半構造化面接を行い、得られたデータは国際生活機能分類(ICF)を分析枠組みとして質的帰納的に分析した。ただし、認知症高齢者本人の要因を明らかにすることが目的のため、環境因子は除外した。結果、独居の認知症高齢者の在宅生活継続に影響する要因として、健康状態は【認知症の診断が確認されている】等2テーマ、心身機能・身体構造は【介護用品の利用によって保たれている心身機能がある】等4テーマ、活動は【意思の伝達とコミュニケーションが出来る】等5テーマ、参加は【地域のひとや家族に対する関わり方が継続している】等3テーマ、個人因子は【趣味や嗜好、対人関係から分かる変化していない本人の価値観がある】等3テーマが抽出された。認知症高齢者は、日常生活の中で促進要因にある自らの力の発揮によって独居の在宅生活継続が可能となっていた。また、入院や一時的な体調の変化によって、機能低下が生じた場合でも、住み慣れた自宅という環境に戻ることや福祉用具の利用を含めた適切な支援を受けることで機能の維持や回復につながっていた。独居の認知症高齢者の在宅生活継続には、様々な要因が相互に影響しあっており、ICFの視点を用いてこれらの情報を整理することは有効であると示唆された。(著者抄録)

外部リンク
03

介護老人保健施設における認知症高齢者の生活支障ケアプランニングツールの有効性 パーソン・センタード・ケアを基盤としたケア介入の効果

日本老年医学会雑誌

鈴木 みずえ, 服部 英幸, 阿部 邦彦, 中村 裕子, 猿原 孝行

目的:介護老人保健施設における認知症高齢者の生活支障ケアプランニングツール(生活支障尺度、困難な状況に苦しむ認知症高齢者の視点から原因やケアのポイント)を用いて、介護老人保健施設のケアスタッフがケアプランおよび実践に活用することの有効性について認知症高齢者およびケアスタッフの両面から検証する。
研究方法:平成29年9月~12月末日まで介護老人保健施設に入所する認知症高齢者とケアスタッフを対象とし、評価尺度を用いてベースラインと介入後(1ヵ月後)を比較した。生活支障ケアプランニングツールを用いたケアを実践する介入群と通常のケアを実施したコントロール群の2群に分けて比較した。
結果・考察:対象者である認知症高齢者とケアスタッフはいずれもそれぞれ介入群14名、コントロール群は12名であった。ケアスタッフはそれぞれ6割以上が介護職であった。介入群の認知症高齢者は1ヵ月後のNPIの下位尺度の混乱とNPI合計、生活支障尺度の焦燥や混乱に関する生活支障が有意に改善した。ケアスタッフの認知症高齢者に対する介護の自己効力感、日本語版Maslach Burnout Inventoryの下位尺度の情緒的消耗、脱人格化などが有意に改善した。結論:生活支障尺度にケアのポイントを含めた生活支障ケアプランニングツールを用いたケア介入は認知症高齢者とケアスタッフの両方に有効であることが明らかになった。(著者抄録)

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04

認知症グループホームの運営推進会議の機能に対するメンバーの認識

日本認知症ケア学会誌

永田 千鶴, 北村 育子

05

認知症の人がとらえる自己に関する文献検討

日本認知症ケア学会誌

土岐 弘美, 田井 雅子, 野嶋 佐由美

06

若年性認知症の人と家族への支援に焦点を当てた認知症カフェの実態調査

日本認知症ケア学会誌

齊藤 千晶 , 小長谷 陽子

07

在宅で認知症者を介護する男性の情緒的疲弊

日本認知症ケア学会誌

西尾 美登里 , 坂梨 左織 , 木村 裕美 , 古賀 佳代子

08

Care preferences of healthy, middle-aged adults in Japan and the USA if they acquired dementia: A cross-sectional observational study

Geriatrics & Gerontology International

Nakanishi Miharu(Mental Health and Nursing Research Team, Mental Health Promotion Project, Tokyo Metropolitan Institute of Medical Science), Miyamoto Yuki, Nakashima Taeko, Shindo Yumi, Nishida Atsushi

Aim: Japan introduced dementia-friendly initiatives into its national policies to help people with dementia remain involved in society for as long as possible. However, some people might choose to live in a nursing home to avoid care burden on family members. Understanding middle-aged adults' preferences for place of care and identifying factors that influence their preferences would help policy decision-makers promote dementia-friendly initiatives. The present study aimed to investigate the care preferences of middle-aged adults if they acquired dementia in Japan and the USA.

Methods: We carried out a cross-sectional observational study using an internet-based questionnaire survey of Japanese residents with Japanese ethnicity, Japanese Americans, and non-Asian Americans aged 40-70 years. A total of 301 participants, including 104 Japanese residents, 93 Japanese Americans and 104 non-Asian Americans, completed the survey. Participants were asked to answer the items based on a hypothetical situation in which they had acquired dementia requiring regular care and supervision.

Results: Participants preferred nursing home care (29.9%), followed by professional home care (19.6%), family home care (17.6%) and hospital care (11.3%). Japanese residents had a significantly lower preference for professional home care than did Japanese or non-Asian Americans (adjusted odds ratio 0.28, 95% confidence interval 0.10-0.75). Between-ethnicity difference in care preferences was not observed.

Conclusions: A low preference for professional home care among the middle-aged adults might be influenced by country-specific long-term and dementia care systems. Policy decision-makers should develop professional home care services that are more available for families of people living with dementia. Geriatr Gerontol Int 2019; 19: 829-833.

Keywords: community care; cross-cultural comparison; dementia; healthcare policy; long-term care.

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09

Dementia in the Workplace: Are Employers Supporting Employees Living With Dementia?

Aging & Mental Health

Valerie Egdell, Mandy Cook, Jill Stavert, Louise Ritchie, Debbie Tolson, Michael Danson

Objectives: As working lives extend and there is better recognition of early-onset dementias, employers need to consider dementia as a workplace concern. With suitable support, people living with dementia can continue employment - although, this is not appropriate for all. The requirement for employers to support employees living with dementia has human rights and legal foundations. This article considers whether employers consider dementia as a workplace concern; and the policies and/or practices available to support employees living with dementia. Thus, it develops understanding of whether employers are meeting their human rights/legislative obligations.

Method: A sequential mixed-methods approach was employed, with data collection undertaken in Scotland (United Kingdom). An online survey was sent to employers across Scotland, with 331 participating. Thirty employer interviews were conducted, with the survey results informing the interview approach. Results: The survey and interview data were analyzed separately and then combined and presented thematically. The themes identified were (1) Dementia as a workplace concern, (2) Support for employees living with dementia and (3) Employer policy development and awareness raising. The findings demonstrate dementia awareness, but this knowledge is not applied to employment situations. There was little evidence suggesting that the rights of employees living with dementia are consistently upheld.

Conclusion: This research sends out strong messages about the rights and legal position of person living with dementia which cannot be ignored. The continuing potential of employees living with dementia and their legal rights are not consistently recognized. This highlights the need for robust training interventions for employers.

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10

Shared Decision Making About Housing Transitions for Persons With Dementia: A Four-Case Care Network Perspective

Gerontologist

Mirjam Marjolein Garvelink, Leontine Groen-van de Ven, Carolien Smits, Rob Franken, Myrra Dassen-Vernooij, France Légaré

Background: Persons with dementia (PWDs) and their caregivers often face difficult housing decisions, that is, decisions about their living arrangements, in which the perspectives of all members of the care network should be involved.

Objective: We performed a qualitative data analysis to assess the extent to which housing decisions for PWDs with their formal and informal caregivers correspond to an interprofessional shared decision making (IP-SDM) approach, and what light this approach sheds on their experiences with decision making.

Research design and methods: We used the IP-SDM model to content-code and analyze data from 4 care networks, each consisting of a PWD, 2 informal and 2 formal caregivers.

Results: Decision making in all networks corresponded to most IP-SDM elements, but never included all network members. Decision making was guided by the wishes of the PWD, but their actual involvement decreased over time.

Discussion: Results show that while the IP-SDM model was helpful, the options change with cognitive decline and moving to a nursing home can become inevitable in spite of preferences.

Implications: Timely and honest communication helps to mitigate the distress of deciding against patient preferences, as could advance care planning about future housing transitions.

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11

The Development of the Promoting Independence in Dementia (PRIDE) Intervention to Enhance Independence in Dementia

Clinical Interventions in Aging

Lauren Yates , Emese Csipke , Esme Moniz-Cook , Phuong Leung , Holly Walton , Georgina Charlesworth , Aimee Spector , Eef Hogervorst , Gail Mountain , Martin Orrell

Objective: Support after a diagnosis of dementia may facilitate better adjustment and ongoing management of symptoms. The aim of the Promoting Independence in Dementia (PRIDE) study was to develop a postdiagnostic social intervention to help people live as well and as independently as possible. The intervention facilitates engagement in evidence-based stimulating cognitive, physical and social activities.

Methods: Theories to promote adjustment to a dementia diagnosis, including theories of social learning and self-efficacy, were reviewed alongside self-management and the selective optimization model, to form the basis of the intervention. Analyses of two longitudinal databases of older adults, and qualitative analyses of interviews of older people, people with dementia, and their carers about their experiences of dementia, informed the content and focus of the intervention. Consensus expert review involving stakeholders was conducted to synthesize key components. Participants were sourced from the British NHS, voluntary services, and patient and public involvement groups. A tailored manual-based intervention was developed with the aim for this to be delivered by an intervention provider.

Results: Evidence-based stimulating cognitive, physical, and social activities that have been shown to benefit people were key components of the proposed PRIDE intervention. Thirty-two participants including people with dementia (n=4), carers (n=11), dementia advisers (n=14), and older people (n=3) provided feedback on the drafts of the intervention and manual. Seven topics for activities were included (eg, "making decisions" and "getting your message across"). The manual outlines delivery of the intervention over three sessions where personalized profiles and plans for up to three activities are developed, implemented, and reviewed.

Conclusion: A manualized intervention was constructed based on robust methodology and found to be acceptable to participants. Consultations with stakeholders played a key role in shaping the manualized PRIDE intervention and its delivery. Unlike most social interventions for dementia, the target audience for our intervention is the people with dementia themselves.

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12

The Use of Everyday Information Communication Technologies in the Lives of Older Adults Living With and Without Dementia in Sweden

Assistive Technology

Sarah Wallcook, Louise Nygård, Anders Kottorp, Camilla Malinowsky

Background: Increasingly services and interventions involve everyday information communication technologies (EICTs) in provision, however, use of EICTs among people with dementia is little known. Therefore, this study aimed to investigate the relevance, use, and ability to use EICTs between a group of older adults with dementia and a comparison group with no known cognitive impairment.

Method: Interviews with 35 people with dementia, 34 comparison participants using the standardized Everyday Technology Use Questionnaire. Variables were compared using descriptive statistics, t-tests and correlation analyses.

Results: Median 7 EICTs (maximum 31) were relevant to the group with dementia; significantly less than the comparison group's 11 (p< .05, d= 0.64). The difference in use appeared more pronounced (group with dementia 5, comparison group 10.5; p< .001, d= 0.93). Large, significant relationships were evident between ability to use technology, and relevant or used EICTs in the group with dementia. No such relationships in the comparison group.

Conclusion: Differences in the amounts of EICTs relevant and used among people with and without dementia are further reflected in the dementia group's ability to use technology. Accommodating the demands that EICTs place on users and harnessing the dominant EICT relevancies and abilities of people with dementia better contributes towards an inclusive, dementia-friendly society.

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13

Dementia-friendly Prisons: A Mixed-Methods Evaluation of the Application of Dementia-Friendly Community Principles to Two Prisons in England

BMJ Open

Samantha Treacy , Anna Haggith , Nuwan Darshana Wickramasinghe , Tine Van Bortel

Objectives: To apply and evaluate dementia-friendly community (DFC) principles in prisons.

Design: A pilot study and process evaluation using mixed methods, with a 1-year follow-up evaluation period.

Setting: Two male prisons: a category C sex offender prison (prison A) and a local prison (prison B).

Participants: 68 participants-50 prisoners, 18 staff.

Intervention: The delivery of dementia information sessions, and the formulation and implementation of dementia-friendly prison action plans.

Measures: Study-specific questionnaires; Alzheimer's Society DFC criteria; semi-structured interview and focus group schedules.

Results: Both prisons hosted dementia information sessions which resulted in statistically significant (p>0.05) increases in attendees' dementia knowledge, sustained across the follow-up period. Only prison A formulated and implemented a dementia action plan, although a prison B prisoner dedicated the prisoner magazine to dementia, post-information session. Prison A participants reported some progress on awareness raising, environmental change and support to prisoners with dementia in maintaining independence. The meeting of other dementia-friendly aims was less apparent. Numbers of older prisoners, and those diagnosed with dementia, appeared to have the greatest impact on engagement with DFC principles, as did the existence of specialist wings for older prisoners or those with additional care needs. Other barriers and facilitators included aspects of the prison institution and environment, staff teams, prisoners, prison culture and external factors.

Conclusions: DFC principles appear to be acceptable to prisons with some promising progress and results found. However, a lack of government funding and strategy to focus action around the escalating numbers of older prisoners and those living with dementia appears to contribute to a context where interventions targeted at this highly vulnerable group can be deprioritised. A more robust evaluation of this intervention on a larger scale over a longer period of time would be useful to assess its utility further.

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How Healthcare Professionals Can Support Older LGBTQ+ People Living With Dementia

Nursing Older People

Philip Harper

Older lesbian, gay, bisexual, trans, queer and others (LGBTQ+) people living with dementia have specific needs related to their sexual orientation and identity that should be addressed to maintain their personhood. They may face challenges in health and social care settings, such as heteronormativity and lack of awareness of older LGBTQ+ needs. Service provision for older LGBTQ+ people with dementia is lacking. Healthcare professionals' attitudes towards older LGBTQ+ people with dementia are often poor and there is a clear need for better training, while increased knowledge and awareness would help to challenge the concept of heteronormativity. This article explores some of the needs of older LGBTQ+ people with dementia, the role of legislation and regulation and how healthcare professionals can provide support.

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15

Creating a Dementia-Friendly Environment Through the Use of Outdoor Natural Landscape Design Intervention in Long-Term Care Facilities: A Narrative Review

Health & Place

Parinaz Motealleh, Wendy Moyle, Cindy Jones, Karine Dupre

There is an increasing volume of literature on the positive effects of outdoor natural landscapes on health and well-being. However, to date, there is a paucity of research on the effect of outdoor natural landscapes designed for people with dementia living in long-term care (LTC) facilities, in particular, those which have incorporated the characteristics of a dementia-friendly environment (DFE). This narrative literature review synthesizes current knowledge on the effect of outdoor natural landscape design, which is aligned with the characteristics of a DFE, to improve agitation, apathy and engagement of people with dementia living in LTC facilities. The reviewed studies predominantly support the positive effects of outdoor natural landscapes on agitation, apathy and engagement of people with dementia. However, there are concerns about the methodological approaches, principles incorporated in the applied outdoor natural landscapes' designs, and the environmental assessment. Further rigorous research is required to understand the impact of the outdoor natural landscapes, with the application of DFE characteristics in the design, on agitation, apathy and engagement of people with dementia living in LTC facilities.

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