The Scottish Health Survey 2008

The Scottish Health Survey 2008


Table 2.8 Internal quality control results for urine potassium

2008

Date

n

Level (mmol/l) Target/Achieved

Acceptable Range

S.D. (mmol/l) Achieved

C.V (%) Achieved

February 2008

96

29/28.1

28-30

0.5

1.6

95

65/64.8

63-67

1.1

1.7

March

103

29/28.3

28-30

0.7

2.3

102

65/65.5

63-67

1.8

2.8

April

96

29/28.2

28-30

0.5

1.6

97

65/65.3

63-67

1.1

1.7

May

117

29/28.2

28-30

0.4

1.5

116

65/65.2

63-67

1.1

1.6

June

29

29/28.1

28-30

0.4

1.5

29

65/65.0

63-67

1.2

1.8

July

31

29/28.0

28-30

0.4

1.4

31

65/64.3

63-67

1.0

1.5

August

107

29/28.6

28-30

0.6

2.1

108

65/64.6

63-67

1.0

1.6

September

97

29/29.2

28-30

0.4

1.4

95

63/63.8

61-66

0.8

1.2

October

125

29/28.9

28-30

0.4

1.3

125

63/63.2

61-66

0.8

1.3

November

137

29/29.1

28-30

0.4

1.2

136

63/63.5

61-66

0.9

1.4

December

116

29/29.0

28-30

0.3

1.1

114

63/63.2

61-66

0.8

1.3

January 2009

109

29/28.7

28-30

0.5

1.7

111

63/62.8

61-66

0.8

1.3

February

104

29/29.0

28-30

0.3

1.1

104

63/63.5

61-66

0.9

1.4

March

130

29/28.9

28-30

0.4

1.3

130

63/63.4

61-66

0.9

1.5

April

125

29/28.9

28-30

0.4

1.3

125

63/63.5

61-66

1.0

1.6

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