Fig. 2From: SAfE transport: wearing face masks significantly reduces the spread of COVID-19 on trainsComparison of the evolution in time of the total number of infections between the baseline (blue) and scenarios with face masks (orange) (average and 95% confidence intervals): a baseline vs Mask_25, b baseline vs Mask_50, c baseline vs Mask_75, d baseline vs Mask_80, e baseline vs Mask_100.Back to article page