Factors Associated With Measles Infection in Afghanistan Surrounding the 2021 Outbreak: A Multivariable Analysis

Routinely collected measles surveillance data suggest that infancy and unknown travel status posed greater risk to those with confirmed measles infection in Afghanistan during the 2021 epidemic as compared with pre-epidemic, and known exposure may lead to lower rates of formal laboratory diagnosis. The results also highlight the geographic shift in cases before vs during the outbreak, as well as differences in distribution of suspected and laboratory-confirmed cases throughout the epidemic.