Emerg Infect Dis. 2022 Apr;28(4):873-876. doi: 10.3201/eid2804.212354. Epub 2022 Feb 25.
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.
母婴新兴威胁监测网络对美国妊娠期间实验室确诊的严重急性呼吸综合征冠状病毒 2 感染的孕妇进行纵向监测。在本分析中,6551 名感染孕妇中有 142 名(2.2%)在感染后 90 天至 416 天期间 RNA 检测呈阳性。