Objective: To assess the trend in motorcyclist mortality rate from traffic accidents in the state of São Paulo, Brazil, from 2015 to 2020.
Methods: This is an ecological time series study with secondary data from the Traffic Accident Management Information System of the State of São Paulo (INFOSIGA), referring to motorcyclists' deaths due to road traffic injuries in the state of São Paulo, Brazil, from 2015 to 2020. The Annual Percent Change was calculated according to the Prais-Winsten regression model, using the Stata 14.