低所得高齢者の身体活動と落下に対する高温の影響 ゼロ膨張のポッソンとグラフィックモデル
Tho Nguyen1, Dahee Kim2, Yingru Li3
1Department of Statistics and Data Science, University of Central Florida, Orlando, FL 32816, USA.
Information (Basel)
|August 20, 2025
まとめ
高温の環境では 低所得の高齢者の 転倒リスクが高まります 身体活動 (PA) を促進することで 転倒を減らすことができますが 高い気温は依然として危険です 特に座っている人にとってはです
科学分野:
- 環境 健康
- ゲロントロジー
- 公衆衛生
背景:
- 高温環境は特に低所得高齢者などの脆弱な集団にとって重大な公衆衛生上の課題です.
- LOAは,健康や社会的な問題や生活条件により,暑さに関連する病気や転倒のリスクが高まります.
研究 の 目的:
- 温度上昇,身体活動 (PA),およびLOAの転落事故の複雑な関係を分析する.
- 先進的な統計的回帰と 機械学習を用いて これらの複雑な関連性を探求する
主な方法:
- 中部フロリダの低所得コミュニティの304人のLOA (60歳以上) から収集されたデータです.
- 線形関係と非線形関連のための混合非方向グラフィカルモデル (MUGM) に使用されるゼロ膨らんだプアソン回帰.
- 日々の気圧,気温,社会人口統計的要因,そして転倒事故を調査した.
主要な成果:
- 中等から重度のPAの増加は,転落の発生率の減少と関連していた (RR = 0. 90).
- 温度上昇は,転落のリスクを大幅に増加させました (RR = 1.733).
- 高い気温は 秋のイベントを増加させましたが この効果は 静止生活によって軽減されました
結論:
- LOAの落下防止戦略は,季節的な気温変動と健康の格差を考慮する必要があります.
- 身体活動を促進することは極めて重要ですが,環境リスクに対処するために 適した介入が必要です.
- 機械学習モデルでは この集団における 転倒事故に影響を与える 複雑で非線形的な関係が示されています
関連する概念動画
01:28Factors Affecting Body Temperature
5.7K
As a nurse, it is vital to understand the factors affecting body temperature to monitor variations and effectively evaluate deviations from regular.
Factors may include:
Factors may include:
5.7K
01:14Parametric Survival Analysis: Weibull and Exponential Methods
592
Parametric survival analysis models survival data by assuming a specific probability distribution for the time until an event occurs. The Weibull and exponential distributions are two of the most commonly used methods in this context, due to their versatility and relatively straightforward application.
Weibull Distribution
The Weibull distribution is a flexible model used in parametric survival analysis. It can handle both increasing and decreasing hazard rates, depending on its shape parameter...
Weibull Distribution
The Weibull distribution is a flexible model used in parametric survival analysis. It can handle both increasing and decreasing hazard rates, depending on its shape parameter...
592
01:19The Effect of Aging on Tissues
2.4K
Several body functions deteriorate with age. The external signs of aging are easily identifiable. For example, the skin becomes dry, less elastic, and thins out, forming wrinkles. The skin of the face begins to appear looser due to a decrease in the levels of elastic and collagen fibers in the connective tissue. Additionally, melanin production in the hair follicle decreases with age, resulting in gray hair. Moreover, the senses of sight and hearing decline, so glasses and hearing aids may...
2.4K
01:52Regression Toward the Mean
6.5K
Regression toward the mean (“RTM”) is a phenomenon in which extremely high or low values—for example, and individual’s blood pressure at a particular moment—appear closer to a group’s average upon remeasuring. Although this statistical peculiarity is the result of random error and chance, it has been problematic across various medical, scientific, financial and psychological applications. In particular, RTM, if not taken into account, can interfere when...
6.5K
01:29Decreased Body Temperature
688
A decreased body temperature can occur in patients with hypothermia and frostbite. Heat loss with extended cold exposure overpowers the body's ability to create heat, resulting in hypothermia. Core temperature readings help classify hypothermia. Mild hypothermia is temperatures between 32 °C (89.6 °F) and 35°C (95 °F) and is caused by impaired thermoregulation. Moderate hypothermia is temperatures between 28 C (82.4 °F) and 32 °C (89.6 °F) caused by...
688
01:19Homeostatic Imbalances in Body Temperature
191
Hyperthermia occurs when the body's temperature becomes unusually high, often due to heat exposure, intense physical activity, or certain illnesses. This condition can create a dangerous cycle where elevated body temperature increases the metabolic rate, generating more heat and potentially leading to organ failure and brain damage. A severe form of hyperthermia, called heat stroke, can raise body temperature to life-threatening levels. Fever, on the other hand, is a controlled form of...
191