Yajie Gong, Xi Zhang, Xue Han, Baolan Chen, Yingxia Xu, Jitian Huang, Wenhan Yang, Xi Fu, Qiancui Wang, Zhongjun Li, Chunfeng Wu, Tianran Shen, Yuting Fan, Yingshi Dai, Yaping Qiao, Gang Zeng, Jikai Zhang, Qingsong Chen
BACKGROUND: As pregnant women are excluded from clinical trials of inactivated SARS-CoV-2 vaccines, it is important to assess the immune response in women receiving the vaccination while unknowingly pregnant. METHODS: In a multicenter cross-sectional study, we enrolled 873 pregnant women aged 18-45 years. Serum antibody levels induced by inactivated vaccines were determined. Adverse events were collected by self-reported survey after vaccination. Logistic regression model and restricted cubic spline model were used to investigate the association of factors with antibody positivity...
October 19, 2023: Expert Review of Vaccines