如果长期抑制是不可能的,我们如何将传染病爆发的死亡率降到最低?
Andreas Handel1, Joel C Miller2, Yang Ge3
1Department of Epidemiology and Biostatistics, The University of Georgia, Athens, GA, USA.
Disaster medicine and public health preparedness
|December 1, 2023
概括
当制不可能时,对抗新出现的病原体的最佳策略是针对年龄的非药物干预 (NPI). 这种方法通过允许较低风险群体发展免疫力来最大限度地降低死亡率,而不是试图平等地保护所有人.
科学领域:
- 流行病学 流行病学
- 计算建模计算建模
- 公共卫生政策 公共卫生政策
背景情况:
- 新兴病原体需要快速制策略,理想情况下是通过非药物干预 (NPI) 或直到有医疗对策.
- 如果制是不可行的,目标转移到管理传播,以最小的伤害为人口免疫.
研究的目的:
- 在非限制场景中探索最佳的NPI策略.
- 在病原体风险因年龄组而异时,尽量减少死亡率.
主要方法:
- 使用了一个简单的计算模型.
- 模拟专注于在非隔离环境中对NPI选择,并以年龄分层的死亡风险为准.
主要成果:
- 如果能实现,持续的,强大的NPI是优越的.
- 不可持续的强大NPI可能比较弱,持续的干预措施效果较差.
- 根据年龄准NPI可以显著改变死亡率结果,即使感染率相似.
结论:
- 优先考虑强大,可持续的NPI来预防感染和死亡.
- 在干预措施不可持续的情况下,在较低风险人群中选择性地允许感染可能会降低整体死亡率.
- 针对年龄的NPI对于优化公共卫生结果至关重要,当普遍制失败时.
相关概念视频
Infection
8.0K
When a pathogen enters the body and reproduces, it can cause an infection, damage body cells, and cause illness symptoms that eventually lead to disease. Therefore, its prevention requires breaking the chain of infection.
The chain begins with pathogens: bacteria, viruses, fungi, prions, or parasites such as protozoa helminths. These can be present on the skin as transient or resident flora, or they can be acquired from the environment. Identifying and treating the type of infection and...
The chain begins with pathogens: bacteria, viruses, fungi, prions, or parasites such as protozoa helminths. These can be present on the skin as transient or resident flora, or they can be acquired from the environment. Identifying and treating the type of infection and...
8.0K
Methods of reducing fever
667
The signs and symptoms of fever include hot and dry skin, flushed face, thirst, muscle aches, anorexia, headache, tachycardia, tachypnea, and fatigue. Elevated body temperature is reduced using two methods: pharmacological and nonpharmacological. Proper identification and treatment of the root cause of a fever is of utmost importance.
Pharmacological Methods of Reducing Fever:
Pharmacological Methods of Reducing Fever:
667
Pulmonary Tuberculosis V
181
Medical management of tuberculosis (TB) patients involves a comprehensive approach that includes diagnosis, treatment, and monitoring. The specific strategies can vary depending on the type of tuberculosis (latent or active), the patient's overall health status, and other considerations.
Latent tuberculosis infection occurs when TB bacteria are present in a person's body, but are not causing illness or symptoms. It is not contagious, and preventive treatment is crucial to avoid the...
Latent tuberculosis infection occurs when TB bacteria are present in a person's body, but are not causing illness or symptoms. It is not contagious, and preventive treatment is crucial to avoid the...
181
Pneumonia V: Nursing management and Prevention
2.1K
Nursing management of pneumonia involves promoting airway patency, facilitating rest and conserving energy, encouraging fluid intake, maintaining nutrition, and educating patients.
The nurse must practice strict medical asepsis and adhere to infection control guidelines to minimize healthcare-associated infections.
Enhance airway patency
Position the patient correctly to facilitate drainage of the affected lung segments. Manual or mechanical percussion and vibration can also be employed....
The nurse must practice strict medical asepsis and adhere to infection control guidelines to minimize healthcare-associated infections.
Enhance airway patency
Position the patient correctly to facilitate drainage of the affected lung segments. Manual or mechanical percussion and vibration can also be employed....
2.1K
Healthcare Associated Infections II: Preventive Measures
2.6K
Essential infection prevention measures are based on the knowledge of the infection chain, the modes of transmission in healthcare settings, and the use of the best practices in all healthcare settings. Compulsory public reporting of healthcare-associated infection rates is needed to allow individuals and the community to make informed choices regarding selecting a healthcare facility.
The best practices for preventing healthcare-associated infections include hand hygiene, patient risk...
The best practices for preventing healthcare-associated infections include hand hygiene, patient risk...
2.6K
Transmission-based Precautions II: Airborne and Protective Environment
1.3K
Transmission-based precautions are for patients infected or suspected to be infected (or colonized) with organisms posing a significant risk to others. The transmission precautions include airborne and protective environment precautions.
Airborne precautions:
Use airborne precautions when treating patients known or suspected to have diseases that spread through the air—for example, tuberculosis or measles. These organisms are present in smaller droplets expelled by an infected person and...
Airborne precautions:
Use airborne precautions when treating patients known or suspected to have diseases that spread through the air—for example, tuberculosis or measles. These organisms are present in smaller droplets expelled by an infected person and...
1.3K


