Objetive: To analyze the trends of COVID-19 in Brazil in 2020 by Federal Units (FU). Method: Ecological time-series based on cumulative confirmed cases of COVID-19 from March 11 to May 12. Joinpoint regression models were applied to identify points of inflection in COVID-19 trends, considering the days since the 50th confirmed case as time unit. Results: Brazil reached its 50th confirmed case of COVID-19 in 11 ...