Fig. 3: Relative risk estimates for severity indicators by COVID-19 status among newborns born before 34 gestational weeks stratified by race, premier healthcare database special COVID-19 release, March–December 2020*.
From: Illness severity indicators in newborns by COVID-19 status in the United States, March–December 2020

Abbreviations: COVID-19 coronavirus disease 2019, CI confidence interval, ICU intensive care unit, RR risk ratio, adjusted RR adjusted risk ratio; uRR unadjusted risk ratio. Denominators for each race/ethnicity strata were: 9 for White COVID-19; 7022 for White no COVID-19; 4 for Black COVID-19; 3842 for Black no COVID-19; 7 for Hispanic COVID-19; 2477 for Hispanic no COVID-19; 3 for “Other/Unknown” COVID-19; 3576 for “Other/Unknown” no COVID-19. *Premier Healthcare Database, 609 hospitals with delivery hospitalizations. **The non-Hispanic Other/Unknown category includes persons who reported a race other than Black or White, including American Indian/Alaska Native, Native Hawaiian/Pacific Islander, persons of more than one race, and persons with missing race. †Outcomes are not mutually exclusive. §Adjusted for hospital to account for within facility correlation.