Waning 2-Dose and 3-Dose Effectiveness of mRNA Vaccines Against COVID-19-Associated Emergency Department and Urgent Care Encounters and Hospitalizations Among Adults During Periods of Delta and Omicron Variant Predominance - VISION Network, 10 States, August 2021-January 2022

摘要

This report describes how vaccine effectiveness against COVID-19-associated emergency department/urgent care visits and hospitalizations was higher after the third dose but decreased with time.

詳細內容

This report describes how vaccine effectiveness against COVID-19-associated emergency department/urgent care visits and hospitalizations was higher after the third dose but decreased with time.

關鍵發現

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萃取時間: 2026-02-05T15:12:48Z 資料來源: CDC MMWR