Fig. 1

Design of the study. Patients enrolled in El Banco por Salud were originally enrolled and studied in 2018–2019, with baseline anthropometrics, clinical laboratory values, and questionnaire data collected at that time. Approximately 1 year after onset of pandemic condions, starting in January, 2021, patients were recontacted for the follow up study of the effects of the pandemic. At the first follow up visit, Time 1, patients had repeat anthropometric and laboratory measurements and completed an abbreviated questionnaire regarding diet and physical activity. Each patient was scheduled for a second follow up visit, Time 2, 3 months after their Time 1 visit. All the measurements at Time 1 were repeated at Time 2. All studies were completed by February, 2022. A total of 98 participants agreed to study at Time 1; 72 of these agreed to a second follow up visit at Time 2. All data were included in analysis by mixed linear model or logistic regression