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Table 3 Biochemical and clinical measures and categorisation according to cut-offs for the total group and for age, gender and origin and groups (n = 517)

From: Health status of primary school educators in low socio-economic areas in South Africa

  

BP (mmHg)

Glucose (mmol/l)

Cholesterol (mmol/l)

  

Mean ± SD

%<140/90

% ≥140/90

Mean ± SD

%<5.6

% ≥5.6-11.1

% ≥11.0

Mean ± SD

%<5.2

%>6.2

Category

N1

Diastolic

Systolic

       

Gender

Male

196

86 ± 10.9

137 ± 18.4

63.0

37.0

4.99 ± 2.4

65.8

31.6

2.6

4.5 ± 0.8

64.8

35.2

Female

321

83 ± 10.0

131 ± 18.6

50.0

50.0

4.44 ± 2.4

74.0

24.0

1.6

4.5 ± 0.9

72.6

27.4

p-value

 

0.005 3

0.001 3

0.003 2

0.074 3

0.121 2

0.062 3

0.062 2

Origin

Rural

329

85 ± 10.3

132 ± 18.5

50.2

49.8

4.7 ± 2.2

72.9

25.5

1.5

4.6 ± 0.9

67.8

32.2

Urban

188

84 ± 10.6

135 ± 18.9

62.2

37.7

4.6 ± 0.9

67.5

29.8

2.7

4.3 ± 0.8

72.7

27.3

p-value

 

0.410 3

0.237 3

0.008 2

0.805 3

0.351 2

0.227 3

0.240 2

Age categories

<30

10

80 ± 7.9

122 ± 13.6

60.0

40.0

4.3 ± 1.7

70.0

30.0

0.0

3.9 ± 0.5

80.0

20.0

30-49

366

84 ± 10.7

132 ± 18.0

49.7

50.3

4.5 ± 2.1

74.0

24.3

1.6

4.4 ± 0.8

70.5

29.5

>50

130

84 ± 9.4

139 ± 20.0

68.5

31.5

5.2 ± 2.5

63.1

34.6

2.3

4.6 ± 0.9

66.2

33.9

p-value

 

0.365 3

0.001 3

0.001 2

0.517 3

0.212 2

0.504 3

0.502 2

Total group

517

84 ± 10.0

134 ± 18.7

55.0

46.0

4.65 ± 2.3

71.0

27.0

2.0

4.47 ± 0.85

69.6

30.4

  1. BP = blood pressure, SD = standard deviation.
  2. 1n varies due to missing values.
  3. 2Pearson Chi-squared test.
  4. 3ANOVA.