Severity of illness remained similar to prepandemic seasons
Maternal COVID-19 Vaccination Provides Some Protection for Infants
Some protection against COVID-19-related hospitalizations seen among infants, especially those aged younger than 3 months
2011 to 2020 Saw Steady Improvement in Childhood Vaccine Adherence
Significant declines seen in patterns of no vaccination, selective vaccination, shot limiting
Prevalence of Certain Bacterial Coinfections Low for Young COVID-19-Positive Febrile Infants
Febrile infants testing positive for SARS-CoV-2, especially those aged 29 to 60 days, have low prevalence of UTI, bacteremia, bacterial meningitis
Lower Birth Weight, More Weight Gain Seen With In Utero COVID-19 Exposure
Significant proportion of the link between COVID-19 exposure and postnatal growth mediated by birth weight z-score
Maternal COVID-19 Vaccination Highly Effective for Infants
Highly effective against delta, moderately effective against omicron infection and hospital admission in infants
Breast Milk of Vaccinated Moms Provides COVID-19 Protection to Infants
With maternal vaccination, SARS-CoV-2-specific IgA and IgG levels detected in infant stool through six months
Vaccine Coverage by Age 24 Months Unchanged During Pandemic
Coverage with combined seven vaccine series decreased for children living below federal poverty level, in rural areas
Fewer Postpartum Visits Occurred During Pandemic
Largest declines seen among Black individuals, young people, and those without insurance
Hospitalizations Up Among Infants Younger Than 6 Months During Omicron
No increase seen in prevalence of indicators of severe disease among these hospitalized infants