Figure 1: Combination graphic to communicate trends in data
over 12-week audit period: 1) The bar chart forming the background shows
sequential opening of centres across the UK as the audit period
progressed, 2) The box and whisker plots show the median, range and
interquartile range of tonsillitis and quinsy patients presenting per
centre per week for each of the three 4-week audit periods, 3) The
scatter plot and error bars are COVID-19 swab rates (%) (diamonds) and
positive swab rates (%) (crosses) with 95% confidence intervals, 4)
The grey line chart is the 7-day rolling average of UK cases from 1st
March to 31st July (available at:https://coronavirus.data.gov.uk/cases).