社交网络多样性和COVID-19感染和严重性风险:一项纵向人口研究
Takahiro Suzuki1,2, Takeo Fujiwara1,3, Takahiro Tabuchi4
1Department of Public Health, Institute of Science Tokyo, Tokyo, Japan.
Frontiers in public health
|January 29, 2026
概括
更高的社交网络多样性 (SND) 增加了COVID-19感染风险,但中度的SND可以预防严重的疾病. 这凸显了大流行期间社会暴露和健康益处之间的复杂平衡.
科学领域:
- 流行病学 流行病学
- 公共卫生 公共卫生
- 社会学 社会学 社会学
背景情况:
- 有限的临床数据存在于社交网络多样性 (SND) 和其对2019年新冠病毒病 (COVID-19) 感染风险和严重程度的影响.
- 调查SND和COVID-19结果之间的关系对于了解流行病期间的人口健康至关重要.
研究的目的:
- 检查社交网络多样性 (SND) 与COVID-19感染风险之间的关联.
- 评估SND和COVID-19疾病严重程度之间的关联,特别是需要氧气的入院.
主要方法:
- 利用了来自日本COVID-19和社会互联网调查 (JACSIS) 的数据,这是一个大规模的纵向队列研究 (2020-2023年).
- 根据七种不同的社交网络类型计算了SND分数.
- 使用具有强大的标准误差的Poisson回归来估计风险比率 (RRs) 和95%置信区间 (CI),并进行对共变量进行调整.
主要成果:
- 较高的SND得分与COVID-19感染风险增加显著相关 (SND得分7比0:调整后RR2.49;95%CI2.11-2.95).
- 在SND和疾病严重程度之间观察到U形关联,中等多样性 (4-5个网络) 显示了与零网络相比,需要氧气入院的风险最低 (调整后RR0.15,95%CI0.11-0.30).
结论:
- 增加社交网络多样性与感染COVID-19的风险更高相关.
- 适度的社交网络多样性表明对严重的COVID-19结果有保护作用,这表明社会连接和疾病严重程度之间存在复杂的相互作用.
相关概念视频
Factors Affecting the Risk of Infection
13.5K
The hosts' susceptibility to infection depends on several factors. The integrity of the skin and mucous membranes helps protect the body against microbial attacks. When the skin is altered, the chance of infection, limb loss, and even death increases.
The integrity and count of the white blood cells help the body resist pathogens and fight infection. When impaired, it reduces the body's resistance to pathogens. The acidic pH levels of the gastrointestinal, genitourinary tracts, and skin...
The integrity and count of the white blood cells help the body resist pathogens and fight infection. When impaired, it reduces the body's resistance to pathogens. The acidic pH levels of the gastrointestinal, genitourinary tracts, and skin...
13.5K
Longitudinal Studies
521
Longitudinal studies are also widely used in other medical and social science fields. For instance, in cardiovascular research, they can monitor patients' health over decades to identify risk factors for heart disease, such as high cholesterol or smoking, and evaluate the long-term effectiveness of preventive measures. Similarly, in mental health studies, researchers might follow individuals from adolescence into adulthood to understand the development and progression of conditions like...
521
Longitudinal Research
13.3K
Sometimes we want to see how people change over time, as in studies of human development and lifespan. When we test the same group of individuals repeatedly over an extended period of time, we are conducting longitudinal research. Longitudinal research is a research design in which data-gathering is administered repeatedly over an extended period of time. For example, we may survey a group of individuals about their dietary habits at age 20, retest them a decade later at age 30, and then again...
13.3K
Conservation of Small Populations
17.1K
Small population sizes put a species at extreme risk of extinction due to a lack of variation, and a consequent decrease in adaptability. This weakens the chances of survival under pressures such as climate change, competition from other species, or new diseases. Large populations are more likely to survive pressures such as these, as such populations are more likely to harbor individuals that have genetic variants that are adaptive under new stresses. Small populations are much less...
17.1K
Social Scripts
10.3K
People tend to know what behavior is expected of them in specific, familiar settings. A script is a person’s knowledge about the sequence of events expected in a specific setting (Schank & Abelson, 1977). Essentially, scripts are a particular kind of schema, one containing default values for the features within an event. In the restaurant example, the script's features include the props (e.g., tables, menu, food, and money), the roles to be played (e.g., customer and waiter),...
10.3K
Social Proof
32.4K
Social proof is a form of persuasion based on comparison and conformity. People compare their behavior and actions to what others are doing and will change to conform to do what their peers do.
32.4K


