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Table 1 Frequency distribution of amounts of total DNA extracted, DNA concentration by punch and punch by DNA cards received at the DNA bank

From: Satisfaction survey with DNA cards method to collect genetic samples for pharmacogenetics studies

Total ssDNA (ng)

Samples (n)

%

Accumulative %

30–250

18

11.84

11.84

251–1000

59

38.82

50.66

1001–2000

52

34.21

84.87

2001–3000

21

13.82

98.68

>3000

2

1.32

100.00

ng ssDNA/punch

   

1–10

22

14.47

14.47

11–20

33

21.71

36.18

21–30

26

17.11

53.29

31–40

28

18.42

71.71

41–50

22

14.47

86.18

51–60

16

10.53

96.71

>60

5

3.29

100.00

Punch/card

   

11–20

11

7.24

7.24

21–30

31

20.39

27.63

31–40

48

31.58

59.21

41–50

52

34.21

93.42

>50

10

6.58

100.00

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BMC Medical Genetics

ISSN: 1471-2350

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