COVID-19发病率和病例死亡率的全球趋势 (2019-2023):一个回顾性分析
Juan Du1, Hong-Mei Lang1, Yan Ma1
1Department of General Medicine, Chengdu Second People's Hospital, Chengdu, China.
Frontiers in public health
|August 13, 2024
概括
全球COVID-19感染率上升,病例死亡率下降. 欧洲感染率高,非洲死亡率高. 高收入国家比低收入国家有更多的感染,但死亡人数较低.
科学领域:
- 流行病学 流行病学
- 全球健康 全球健康
- 流行病的准备 流行病的准备
背景情况:
- 了解COVID-19 (冠状病毒疾病2019) 感染和病例死亡率变化对于有效的流行病应对至关重要.
- 区域和经济差异显著影响疾病的传播和结果.
研究的目的:
- 分析和比较COVID-19感染和病例死亡率在各大洲和收入水平.
- 确定2019年至2023年的趋势,以告知未来的流行病战略.
主要方法:
- 利用公开可用的世界卫生组织 (WHO) 数据.
- 计算和比较全球累积感染率和病例死亡率.
- 按大陆和国家收入水平进行分层分析.
主要成果:
- 全球COVID-19流行率从0.011增加到0.098;病例死亡率从0.024降至0.009.
- 欧洲的感染率最高 (0.326),非洲的感染率最低 (0.011). 非洲病例死亡率最高 (0.020),大洋洲病例死亡率最低 (0.002).
- 高收入国家感染率最高 (0.353),病例死亡率最低 (0.006),低收入国家感染率低 (0.006),病例死亡率最高 (0.016).
结论:
- 根据大陆和收入,COVID-19发病率存在显著差异.
- 欧洲和美洲经历了高感染激增,死亡率低,而非洲感染率低,死亡率高.
- 随着时间的推移,低收入和中等收入国家的病例死亡率高于高收入国家的病例死亡率,凸显了全球卫生不平等.
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