The Scottish Health Survey 2008

The Scottish Health Survey 2008


Table 2.4 Internal quality control results for C-reactive protein

2008

Date

n

Level (mg/l) Target/Achieved

Acceptable Range

S.D. (mg/l) Achieved

C.V (%) Achieved

February 2008

Normal

35

1.1/1.07

1.0-1.2

0.07

6.5

Moderately elevated

40

12.0/11.87

11.0-13.1

0.43

3.6

Elevated

37

24.0/24.31

22.8-25.2

0.64

2.6

March

Normal

35

1.1/1.09

1.0-1.2

0.07

6.4

Moderately elevated

34

12.0/11.48

11.0-13.1

0.39

3.4

Elevated

35

24.0/24.01

22.8-25.2

0.60

2.5

April

Normal

38

1.1/1.09

1.0-1.2

0.07

6.4

Moderately elevated

37

12.0/11.64

11.0-13.1

0.20

1.7

Elevated

37

24.0/24.14

22.8-25.2

0.57

2.4

May

Normal

33

1.1/1.06

1.0-1.2

0.06

5.7

Moderately elevated

30

12.0/12.52

11.0-13.1

0.51

4.1

Elevated

32

24.0/25.88

22.8-25.2

0.99

3.8

June

Normal

38

1.1/1.04

1.0-1.2

0.06

5.8

Moderately elevated

41

12.0/12.39

11.0-13.1

0.34

2.8

Elevated

41

24.0/25.45

22.8-25.2

0.67

2.7

July

Normal

45

1.1/1.10

1.0-1.2

0.09

8.2

Moderately elevated

44

12.0/12.23

11.0-13.1

0.49

4.0

Elevated

44

24.0/25.09

22.8-25.2

0.61

2.4

August

Normal

39

1.1/1.07

1.0-1.2

0.10

9.3

Moderately elevated

18

12.0/12.31

11.0-13.1

0.34

2.8

Elevated

17

24.0/26.15

22.8-25.2

1.21

4.6

September

Normal

43

1.1/1.10

1.0-1.2

0.05

4.5

Moderately elevated

42

12.0/12.41

11.0-13.1

0.36

2.9

Elevated

42

24.0/26.83

22.8-25.2

1.09

4.1

October

Normal

44

1.1/1.17

1.0-1.2

0.06

5.1

Moderately elevated

35

12.0/12.78

11.0-13.1

0.33

2.6

Elevated

30

24.0/26.10

22.8-25.2

1.01

3.9

November

Normal

37

1.1/1.17

1.0-1.2

0.06

5.1

Moderately elevated

37

12.2/12.46

11.1-13.3

0.31

2.5

Elevated

41

25.2/25.26

22.9-27.6

2.25

8.9

December

Normal

21

1.1/1.21

1.0-1.2

0.07

5.8

Moderately elevated

23

12.2/12.61

11.1-13.3

0.37

2.9

Elevated

40

25.2/26.24

22.9-27.6

1.46

5.6

January 2009

Normal

41

0.6/0.61

0.5-0.7

0.06

10.7

Moderately elevated

31

7.5/8.02

6.0-9.0

0.32

4.0

Elevated

40

25.2/25.82

22.9-27.6

1.10

4.3

February

Normal

40

0.6/0.61

0.5-0.7

0.03

4.4

Moderately elevated

40

7.5/7.95

6.0-9.0

0.26

3.3

Elevated

38

25.2/26.14

22.9-27.6

1.26

4.8

March

Normal

21

1.1/1.05

1.0-1.2

0.06

5.7

Moderately elevated

43

7.5/7.95

6.0-9.0

0.23

2.9

Elevated

41

25.2/25.69

22.9-27.6

1.14

4.4

April

Normal

35

1.1/1.04

1.0-1.2

0.08

7.7

Moderately elevated

37

7.5/7.71

6.0-9.0

0.21

2.7

Elevated

36

25.2/24.75

22.9-27.6

0.58

2.3

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