5% of the population is still realistic in a scenario where there are no or ineffective controls and the virus infects most people relatively quickly. This woul

5% of the population is still realistic in a scenario where there are no or ineffective controls and the virus infects most people relatively quickly. This would be due to hospitals being overwhelmed and victims dying who would have survived with adequate treatment. It's about 3 times the predicted infection mortality rate of around 1.4%.