Practices that show evidence of effectiveness in improving public health outcomes in a specific real-life setting, as indicated by achievement of aims consistent with the objectives of the activities, and are suitable for adaptation by other communities.

Effectiveness of Maternal Vaccination with mRNA COVID-19 Vaccine During Pregnancy Against COVID-19–Associated Hospitalization in Infants Aged <6 Months — 17 States, July 2021–January 2022

Halasa, N. B., Olson, S. M., Staat, M. A., Newhams, M. M., Price, A. M., Boom, J. A., Overcoming COVID-19 Investigators.

Release Date:

Summary Report/Recommendations

Healthcare Access and Quality
Tools Included
Outside U.S.

Mitigation and Prevention

This report highlights the efficacy of COVID-19 mRNA vaccines (2-dose series) for pregnant mothers and their infants. In the aftermath of the Delta and Omicron waves, infants born to unvaccinated mothers were more likely to be among those hospitalized for COVID-19.

Resource Details

Outcomes of Interest

Reduction of Health Disparities

Priority Population(s)

Pregnant Women/Pregnant Persons

Setting(s) of Implementation


Geographic Area of Implementation

Implementation Period