The Surveillance for Emerging Threats to Mothers and Babies Network conducts longitudinal surveillance of pregnant persons in the United States with laboratory-confirmed severe acute respiratory syndrome coronavirus 2 infection during pregnancy. Of 6,551 infected pregnant persons in this analysis, 142 (2.2%) had positive RNA tests >90 days and up to 416 days after infection.
Keywords: 2019 Novel Coronavirus Disease; COVID-19; RT-PCR; SARS-CoV-2; United States; coronavirus disease; pregnancy; real-time reverse transcription PCR; respiratory infections; severe acute respiratory syndrome coronavirus 2; viruses; zoonoses.