Fig. 2: The link between app use and cases averted in each LTLA. | Nature

Fig. 2: The link between app use and cases averted in each LTLA.

From: The epidemiological impact of the NHS COVID-19 app

Fig. 2

a, b, Estimated number (a) and percentage (b) of cases averted in phases 1 and 2 combined versus number of app users. c, Unadjusted relationship between difference in app uptake and difference in number of cases per capita in phases 1 and 2 combined. In b, c, the blue line shows the least-squares fit of the y-axis variable to the x-axis variable, and the shaded grey area shows the associated 95% confidence interval.

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