
What do 111 calls tell us about the second wave?
Should we be looking at confirmed cases of Covid-19 to give us a guide as to how the epidemic is progressing – or at the number of people reporting symptoms? Over the past few months attempts to track the virus have been hampered by a very inconvenient fact: the number of tests being performed has increased hugely since the emergence of Covid-19, increasing tenfold between April and July. It makes reading the data extremely problematic – the more people you test, the more cases you are inevitably going to pick up. There is a possible alternative data set, however: the number of people ringing 111 to report symptoms. As the
