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Table 1 Number of persons that received SARS-CoV-2 testing during experimental series

From: Do we cause false positives? An experimental series on droplet or airborne SARS-CoV-2 contamination of sampling tubes during swab collection in a test center

Experimental series

Duration (min)

Number of tested persons

Room A

Room B

1

5

2 (+ 2)

2 (+ 2)

1

10

3 (+ 1)

2 (+ 0)

1

60

12 (+ 9)

13 (+ 11)

2

5

2 (+ 2)

2 (+ 2)

2

10

2 (+ 0)

2 (+ 0)

2

60

8 (+ 6)

9 (+ 7)

3

5

2 (+ 2)

2 (+ 2)

3

10

3 (+ 1)

3 (+ 1)

3

60

19 (+ 16)

19 (+ 16)

Total

 

39

41

  1. In the column “Number of tested persons”, the number indicates the cumulative number of individuals that received SARS-CoV-2 testing during the experimental series; the number in brackets corresponds to the number of additionally tested individuals compared to the previous time period
  2. In experimental series 1, 4/25 (16.0%) individuals, in experimental series 2, 7/17 (41.2%) individuals and in experimental series 3, 8/38 (21.1%) individuals tested SARS-CoV-2 positive, respectively