Behavioral factors and SARS-CoV-2 transmission heterogeneity within a household cohort in Costa Rica
Behavioral factors and SARS-CoV-2 transmission heterogeneity within a household cohort in Costa Rica
Variability in household secondary attack rates and transmission risks factors of SARS-CoV-2 remain poorly understood.We conducted a household transmission study of SARS-CoV-2 in Costa Rica, with SARS-CoV-2 index cases selected from a larger prospective cohort study and their household contacts were enrolled. A total of 719 household contacts of 304 …