The percentage of people testing positive for coronavirus (COVID-19) continued to increase in England, increased in Northern Ireland, and the trends were uncertain in Wales and Scotland in the most recent week.

▬ Modelled % of the population with antibodies against SARS-CoV-2 at or above the 179ng/ml level with ▮ 95% credible intervals and the 800ng/ml theshold with ▮ 95% credible intervals.
Data for the period from 10th January 2022 to 27th February 2022 is not shown for the 800ng/ml level, due to a temporary quality issue.