Prognostic factors in Spanish COVID-19 patients: A case series from Barcelona.

Background: In addition to the lack of COVID-19 diagnostic tests for the whole Spanish population, the current strategy is to identify the disease early to limit contagion in the community.

Aim: To determine clinical factors of a poor prognosis in patients with COVID-19 infection.

Design And Setting: Descriptive, observational, retrospective study in three primary healthcare centres with an assigned population of 100,000.