According to the joint epidemiological bulletin of the Directorate-General of Health and the National Institute of Health Doctor Ricardo Jorge released today, at national level the incidence rate rose from 106.1 to 116.9 cases of infection per 100,000 inhabitants.

In mainland Portugal, this indicator also increased from 105.6 to 116.4 cases per 100 thousand inhabitants.

The Rt - which estimates the number of secondary cases of infection resulting from each person carrying the virus - rose today from 1.04 to 1.08 nationally.

In mainland Portugal the Rt rose from 1.03 to 1.08.

The Rt data and the incidence of new cases per 100,000 inhabitants within 14 days - indicators that make up the risk matrix for monitoring the pandemic - are updated by the health authorities on Monday, Wednesday and Friday.

According to the Government portal for Covid-19, "the monitoring of the evolution of the pandemic will continue to be carried out based on the indicators of incidence and Rt, adapted according to the evolution of vaccination".