One Year Weekly Size-Resolved Air Sampling of SARS-CoV-2 in Hospital Corridors and Relations to the Indoor Environment

Figure 1

(a) Bars show the total number of samples collected, with positive samples indicated in color for each month (left axis) Points show the median measured RH (right axis) per month during the entire sampling period, and error bars show 10% and 90% percentile values. No samples were collected in July-August 2020. The same number of samples were collected each calendar week (Monday-Monday), resulting in different numbers of samples per calendar month. (b) Bars show the number of samples that were positive for SARS-CoV-2 by RT-qPCR per month, for Malmö in red and Lund in yellow (left axis), and the line shows the number of discharged patients per month diagnosed with COVID-19 in the sampled wards per month of the measurement period (red and yellow) on the right axis.

(a)

(b)