Assessing the Impact of Timing and Coverage of United States COVID-19 Vaccination Campaigns: A Multi-Model Approach
Using a multi-model ensemble approach, this study projects that for the 2025-26 US COVID-19 season, a broad vaccination campaign targeting all eligible individuals and initiated earlier in the year (late June) would avert the most hospitalizations compared to a high-risk-only or later (mid-August) rollout.