CDC COVID Data Tracker

CDC COVID Data Tracker是美国疾病控制与预防中心(CDC)运营的新冠疫情数据追踪平台，提供美国境内COVID-19的监测数据和趋势分析。该数据库包含早期指标(检测阳性率、急诊就诊率)、严重程度指标(住院率、死亡率)等多维度数据，并整合了COVID-NET住院监测网络、疫苗接种调查、国家健康统计中心死亡率数据等多个数据源。平台还提供废水监测、急性呼吸道疾病监测和基因组监测等扩展功能，为公共卫生专业人员提供全面的疫情数据分析支持。

CDC COVID Data Tracker is a COVID-19 data tracking platform operated by the U.S. Centers for Disease Control and Prevention (CDC), which provides COVID-19 surveillance data and trend analysis within the United States. This database contains multi-dimensional data including early indicators (test positivity rate, emergency department visit rate) and severity indicators (hospitalization rate, mortality rate), and integrates multiple data sources such as the COVID-NET Hospitalization Surveillance Network, vaccination surveys, and mortality data from the National Center for Health Statistics. The platform also offers extended functions including wastewater surveillance, acute respiratory disease surveillance, and genomic surveillance, providing comprehensive epidemic data analysis support for public health professionals.