Background: Regional information regarding the characteristics of patients with coronavirus disease (COVID)-19 is needed for a better understanding of the pandemic. Objective: The objective of the study to describe the clinical features of COVID-19 patients diagnosed in a tertiary-care center in Mexico City and to assess differences according to the treatment setting (ambulatory vs. hospital) and to the need of intensive care (IC). Methods: We conducted a prospective cohort, including consecutive

The prevalence of active TB was found to be a thousand times greater than in the general population. Evidence of transmission inside the prison was also found.

, the number of valid observations per covariate is omitted in tables 1-3. New tables with this information are provided. The authors apologize for this omission.

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