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. 2021 Jun 11;31(6):1776–1785. doi: 10.1111/ina.12866

TABLE 2.

Parameters used in the simulation for estimating the emission rate E, comparing values between Miller et al. (Skagit Valley Event) and our case (Courtroom Event)

Parameter Value (Skagit Valley) Value (Courtroom) Distribution Source
Probability of infection, p [%] 53–87 33–44 Uniform Reported attack rate 36
Breathing rate Qb [m3 h−1] 0.65–1.38 0.32–0.76 Uniform 37
Loss rate due to ventilation, λv [h−1] 0.3–1.0 0.23 (closed windows)
1.25 (open windows) Uniform Measured value
Loss rate due to surface deposition, λdep [h−1] 0.3–1.5 0.3–1.5 Uniform 38
Loss rate due to virus inactivation, k [h−1] 0–0.63 0.26–1.08 Uniform 25
Room volume, V [m3] 810 150 Constant Measured value
Duration of exposure [h] 2.5 3 Constant Reported values (hearing's minutes)