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Primary Healthcare Services01:30

Primary Healthcare Services

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Primary care promotes wellness and prevents disease. This care includes health promotion, education, protection (such as immunizations), early disease screening, and environmental considerations. Settings providing this type of healthcare include physician offices, public health clinics, school nursing, and community health nursing.
In 1978, international leaders convened in Alma-Ata, Kazakhstan, for what would be a pivotal event in global health. The Alma-Ata Declaration was the first to call...
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Levels of Health Promotion and Illness Prevention01:26

Levels of Health Promotion and Illness Prevention

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Health promotion allows a person to control the determinants of health, resulting in an improved health status. It enhances the quality of life and reduces premature deaths. Health promotion and illness prevention programs help people make beneficial choices to reduce the risk of disease and disabilities. There are three health promotion and illness prevention levels: primary, secondary, and tertiary prevention.
In primary prevention, actions taken before disease onset prevent the disease from...
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Preventive Healthcare Services01:30

Preventive Healthcare Services

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Preventive healthcare services keep people healthy via frequent check-ups, screening, and counseling. They primarily aid in disease prevention rather than treating an acute or chronic illness. Preventive treatment also keeps individuals productive and energetic, allowing them to work well into their retirement years. Examples of preventive care services include:
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Principles of Disease Surveillance01:26

Principles of Disease Surveillance

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Disease surveillance is the systematic collection, analysis, and interpretation of health data essential to the planning, implementation, and evaluation of public health practice. This process integrates data dissemination to entities responsible for preventing and controlling disease, injury, and disability. Surveillance systems provide crucial information for action, helping public health authorities make informed decisions to manage and prevent outbreaks, ensure public safety, optimize...
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Healthcare Agencies II01:17

Healthcare Agencies II

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There are various healthcare agencies in the United States—some of which are managed by religious institutions and others by different government branches.
Parish nursing is a growing specialty nursing profession that focuses on holistic healthcare, health promotion, and illness prevention. It blends professional nursing practice with a health ministry, focusing on health and healing within the context of a Christian community. Parish nurses serve as health educators, referral sources,...
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Methods Of Healthcare Delivery System01:26

Methods Of Healthcare Delivery System

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At the different levels of the healthcare system, we see varying methods of healthcare used. These methods include managed care systems, case management, and primary healthcare.
Managed Care System:
The managed care system is designed to control the cost while maintaining the quality of care. The patient's care from admission to discharge is planned by the primary care provider or the case manager, also known as the gatekeeper. In a managed care system, the number of care providers is...
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Determining Soil-transmitted Helminth Infection Status and Physical Fitness of School-aged Children
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公衆衛生

Adlin Pinheiro1,2, Cody Karjadi3, Yorghos Tripodis1,4

  • 1Boston University School of Public Health, Boston, MA, USA.

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まとめ
この要約は機械生成です。

デジタル時計描画テスト（dCDT）からの新しい機能的特徴は、認知機能低下の予測に有望であることを示しています。空間的近接性や円形度などの数学的関数は、軽度認知障害や認知症の診断において、従来の要約特徴に代わる、堅牢で主観性の低い代替手段を提供します。

キーワード:
デジタル時計描画テスト認知機能障害認知症機械学習公衆衛生

さらに関連する動画

Visualizing Field Data Collection Procedures of Exposure and Biomarker Assessments for the Household Air Pollution Intervention Network Trial in India
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科学分野:

  • 神経科学; 認知科学; 生物統計学

背景:

  • デジタル時計描画テスト（dCDT）は、デジタルペンを使用して、認知スクリーニングのためのペンの動きを記録します。
  • 従来のdCDT分析は、主観的であり、欠損データの問題を起こしやすい要約特徴に依存しています。
  • 数学的に定義された新しい機能的特徴は、これらの制限を克服するために導入されています。

研究 の 目的:

  • dCDTから派生した新しい機能的特徴を導入および評価すること。
  • 認知機能障害の検出におけるこれらの機能的特徴の予測性能を従来の要約特徴と比較すること。
  • 認知評価における機能的特徴の堅牢性と客観性を評価すること。

主な方法:

  • フラミンガム心臓研究の3,415人の参加者からのdCDTデータを利用しました。
  • 認知機能障害のある個人と正常な個人を区別するために、5分割交差検証でランダムフォレストモデルをトレーニングしました。
  • 人口統計学的、時間的、要約的、および新しい機能的特徴（G関数、圧力密度、半径関数）を予測モデルに組み込みました。

主要な成果:

  • 空間的近接性と円形度を測定する機能的特徴は、従来の要約特徴に匹敵する高い予測精度（AUC：0.90-0.91）を示しました。;これらの機能的特徴は、人口統計学的および時間的指標と組み合わせても堅牢でした。;コマンドタスクとコピータスクを個別に分析した場合でも、同様の予測能力が観察されました。

結論:

  • 機能的なdCDT特徴は、欠損データに対する堅牢性や主観性の低減などの利点を提供します。
  • これらの特徴は、要約統計と比較して、複雑なdCDTデータを分析するためのより客観的な方法を提供します。
  • これらの機能的特徴が提供する認知的な洞察を完全に理解するには、さらなる研究が必要です。