Percentage of the Number of Cumulative Cases in a Population of 1 Million: Surgical Masks.

Percentage of the number of cumulative cases in a population of one million for varying percentages of population wearing surgical masks and varying mask effectiveness for susceptibles () and infectious (). Notice that as a higher percentage of people wear masks there is a lower percentage of cumulative cases. Also, as mask effectiveness increases the percentage of cases goes down. Note surgical masks do not decrease the percentage of the number of cases as greatly as N95 respirators.