Fig. 4From: Exploiting routinely collected severe case data to monitor and predict influenza outbreaksRetrospective analysis, uninformative scenario. Median (blue), 95% CrI (light green) and quartile (dark green) of the posterior predictive distributions and observed values (red) for the weekly ICU/HDU admissions across seasons. The vertical dashed lines represent the breakpoints for the piecewise transmissibility β∗(t) (i.e. start and end of each school holiday)Back to article page