About 87% of the European cases were reported in Romania, which had the highest notification rate, at 1,610.7 cases per 1,000,000 population, followed by Austria (59.5), Belgium (44.9) and Ireland (39.6).
COVID-19 vaccination slashed the risk of experiencing prolonged symptoms by about 27% in fully vaccinated adults who were later infected, estimates a European Centre for Disease Prevention and Control (ECDC) systematic review of 12 studies.