Skip to main content

Table 2 Percentage of genome covered (> 30X) in the three independent replicates, concatenating two replicates (2X) and three replicates (3X) in the specimens that did not exceed the quality threshold when concatenating. Recovery rates of specimens concatenating two replicates and three replicates when a random replicate was selected and when the worst replicate was selected. The replicates which were randomly selected as references are shaded

From: A solution to achieve sequencing from SARS-CoV-2 specimens with low viral loads: concatenation of reads from independent reactions

 

Ct

1X

2X

3X

2X − 1X

3X − 1X

2X − 1X

3X − 1X

A

B

C

Improvement

Improvement

Worst replicate improvement

Worst replicate improvement

R-1

36

28.11

29.19

14.52

44.26

(AB)

51.21

16.15

23.10

29.74

36.69

R-2

36

10.20

45.77

1.24

11.20

(AC)

50.39

1.00

40.19

9.96

49.15

R-4

38.1

11.30

22.68

29.51

31.19

(AB)

49.96

8.51

27.28

19.89

38.66

R-10

36

42.28

22.36

27.30

56.29

(AC)

61.85

28.99

34.55

33.93

39.49

R-11

35

40.99

6.57

2.33

8.93

(BC)

49.56

2.36

42.99

6.60

47.23

R-12

34

66.12

0

0

66.19

(AB)

66.21

66.19

66.21

66.19

66.21

R-13

37

7.94

2.64

32.17

36.37

(BC)

47.72

33.73

45.08

33.73

45.08

R-14

35

42.91

14.42

22.82

34.02

(BC)

65.27

11.20

42.45

19.60

50.85

R-15

35.4

7.67

0.93

1.35

2.19

(BC)

9.80

0.84

8.45

1.26

8.87

R-16

34

3.63

4.57

5.94

10.47

(BC)

14.18

5.90

9.61

6.84

10.55

R-17

34

55.89

52.21

53.99

68.54

(BC)

82.80

14.55

28.81

16.33

30.59

R-18

36

1.72

2.14

24.35

26.52

(AC)

27.71

2.17

3.36

24.80

25.99

R-22

35

66.17

66.65

66.15

74.65

(BC)

81.28

8.00

14.63

8.50

15.13

R-23

36

14.19

65.26

20.40

65.61

(BC)

65.89

45.21

45.49

51.42

51.70

R-25

34

1.39

54.45

5.40

55.54

(AB)

57.71

54.15

56.32

54.15

56.32

R-26

35

47.91

35.44

32.78

68.35

(AB)

74.57

32.91

39.13

35.57

41.79

R-27

33

15.02

0

7.78

7.78

(BC)

21.60

7.78

21.60

7.78

21.60

R-30

36

6.78

19.69

7.77

23.72

(AB)

29.69

16.94

22.91

16.94

22.91

MEAN

 

19.81

31.79

24.62

36.60

STDEV

 

19.53

17.06

18.40

16.36