A 50% reduction in disinfection efficacy occurred when the disinfection concerned only 30% and 60% of traders in the low- and hightransmission scenarios, respectively. The marginal reduction in disinfection efficacy increased with TV. With TV = 2, 4, and 6 d, a 50% reduction in disinfection efficacy was reached when disinfection concerned 40%, 60%, and 70% of traders or less in a high-transmission setting, respectively.