Grunau Brian, Asamoah-Boaheng Michael, Lavoie Pascal M, Karim Mohammad Ehsanul, Kirkham Tracy L, Demers Paul A, Barakauskas Vilte, Marquez Ana Citlali, Jassem Agatha N, O'Brien Sheila F, Drews Steven J, Haig Scott, Cheskes Sheldon, Goldfarb David M
Centre for Health Evaluation & Outcome Sciences, University of British Columbia, Canada.
Department of Emergency Medicine, University of British Columbia, Canada.
Clin Infect Dis. 2022 Aug 24;75(1):e888-e891. doi: 10.1093/cid/ciab938.
The optimal dosing interval for severe acute respiratory syndrome coronavirus 2 vaccines remains controversial. In this prospective study, we compared serology results of paramedics vaccinated with mRNA vaccines at the recommended short (17-28 days) vs long (42-49 days) interval. We found that a long dosing interval resulted in higher spike, receptor binding domain, and spike N terminal domain antibody concentrations.
严重急性呼吸综合征冠状病毒2疫苗的最佳给药间隔仍存在争议。在这项前瞻性研究中,我们比较了按推荐的短间隔(17 - 28天)和长间隔(42 - 49天)接种mRNA疫苗的护理人员的血清学结果。我们发现,较长的给药间隔会导致更高的刺突蛋白、受体结合结构域和刺突蛋白N末端结构域抗体浓度。