Figure 4From: Potential for airborne transmission of infection in the waiting areas of healthcare premises: stochastic analysis using a Monte Carlo model The effect of varying the number of mean susceptible individuals within the waiting room under the default conditions (assuming mean values for p , t and N of 0.48 m 3 /h, 30 minutes and 4 AC/h, respectively). (Error bars represent one standard deviation from the mean.)Back to article page