This cross-sectional study was conducted to assess whether racial/ethnic disparities in very preterm birth (VPTB) and preterm birth (PTB) increased during the first wave of the COVID-10 pandemic, from 03/28/20 to 07/31/20 in New York City (reference: Janevic et al., 2021 under the Supplemental Materials).

Table. Sample Sociodemographic and Clinical Characteristics by COVID-19 Pandemic Cohort and SARS-CoV-2 Status

No. (%) of participants (women who delivered) Women who tested PCR during pandemic (03/28/20 to 07/31/20) Women who delivered during pandemic (N = 3731)* (03/28/20 to 07/31/20) Characteristic (N = 3834)* Positive for SARS-CoV-2 Negative for SARS-CoV-2 (N = 210) (N = 3508) Race/ethnicity Non-Latina Black 492 (12.8) 32 (15.2) 446 (12.7) Latina 678 (17.7) 57 (27.1) 603 (17.2) Asian 408 (10.6) 6 (2.9) 393 (11.2) White 2012 (52.5) 102 (48.6) 1842 (52.5) Other or missing 244 (6.4) 13 (6.2) 224 (6.4)A. The prevalence of Covid-19 PCR test positivity among white women tested for Covid-19 was 48.6%. B. White women were more likely to test positive for Covid-19 than Latina women C. Non-Latina Black women had the highest prevalence of Covid-19 PCR test positivity D. Latina women had the highest prevalence of Covid-19 PCR test positivity