Fig 1.
Activities envisaged by the Program for the Control, Monitoring and Prevention of Cystic Echinococcosis developed by the Zoonosis and Vector Control Office of the Ministry of Health of Chile in each region of the country.
Ultrasound screening (purple dot) was envisaged in the regions of Coquimbo, Los Ríos and Aysén, where this study was conducted (regions highlighted in red). Figure created from a CC-BY 4.0 license map from mapswire.com (http://mapswire.com/maps/south-america/), modified to incorporate data from the Office for Zoonosis and Vector Control, Division of Public Health Policy and Promotion, Sub-secretariat of Public Health, Ministry of Health, Santiago de Chile, Chile.
Table 1.
Demographic characteristics and US results of the SAC cohort. *For Aysén, the local MoH team established the minimum age for participation at age 7 years, which corresponds to Grade 2. Grade 1 students would have been n = 43. M = males. F = females. CE = cystic echinococcosis.