Measles and Rubella IgG Seropositivity in the Post-elimination Era, Costa Rica, 2012-2023
Objective
To determine measles and rubella IgG seropositivity in the post-elimination era, based on data generated by the Costa Rican National Reference Center for Virology laboratory at Inciensa from 2012 to 2023.
Methods
Cross-sectional, descriptive, observational study analyzing the frequency of measles IgG and rubella IgG reactivity by enzyme-linked immunofluorescence (ELISA) in 877 subjects.