Referents

Workers

Normal range

PMDC

LCDC

ICD

HCM

BCM

Indoor Workers

18 - 35

Serum ferritin (mg/l)

________

27.6 ± 3.34

24.6 ± 1.58

22.8 ± 1.12

26.3 ± 3.03

24.7 ± 2.11

≥30

Hemoglobin (g/dl)

________

12.1 ± 0.55

10.8 ± 0.32

12.5 ± 0.58

11.3 ± 0.34

10.8 ± 0.49

11.5 - 16.5

Hematocrit (%)

________

36.8 ± 2.81

33.4 ± 2.37

31.2 ± 1.85

35.0 ± 1.97

33.0 ± 1.89

35 - 55

Red blood count (M/mm³)

________

3.26 ± 0.38

3.21 ± 0.36

2.99 ± 0.27

3.17 ± 0.26

3.16 ± 0.13

3.5 - 5.5

Systolic blood pressure (mm Hg)

________

130 ± 4.09

135 ± 5.04

138 ± 7.52

147 ± 6.21

153 ± 6.52

80 - 120

Diastolic blood pressure (mm Hg)

________

89.1 ± 3.56

91.2 ± 2.56

90.9 ± 2.68

96.9 ± 3.59

93.2 ± 2.93

ESR (mm/1hr)

________

34.2 ± 2.75

33.9 ± 3.92

33.8 ± 1.65

35.2 ± 2.39

32.4 ± 1.56

Creatinine clearance (mL/min)

________

68.1 ± 4.03

57.9 ± 4.17

52.7 ± 4.21

53.9 ± 7.14

51.6 ± 4.51

Urinary N-acetyl-beta-glucosaminidase (NAG) (IU/L)

________

24.6 ± 0.73

25.4 ± 1.33

26.1 ± 1.30

24.2 ± 1.56

25.3 ± 0.33

36 - 55

Serum ferritin (mg/l

________

27.2 ± 1.99

23.0 ± 3.41

21.5 ± 1.91

23.6 ± 1.14

23.0 ± 0.95

≥30

Hemoglobin (g/dl)

________

10.4 ± 0.42

9.2 ± 0.35

11.0 ± 0.21

10.3 ± 0.31

9.64 ± 0.35

11.5 - 16.5

Hematocrit (%)

________

36.8 ± 3.47

36.0 ± 2.06

33.2 ± 2.80

35.7 ± 2.05

36.50 ± 1.32

35 - 55

Red blood count (M/mm³)

________

3.15 ± 0.22

3.26 ± 0.12

3.17 ± 0.37

3.02 ± 0.18

3.03 ± 0.08

3.5 - 5.5

Systolic blood pressure (mm Hg)

________

123 ± 6.74

119 ± 7.33

128 ± 3.60

131 ± 6.36

135 ± 5.23

80 - 120

Diastolic blood pressure (mm Hg)

________

81.8 ± 1.99

82.9 ± 2.29

82.8 ± 1.69

83.5 ± 1.24

84.2 ± 1.48

ESR (mm/1hr)

________

34.5 ± 2.87

36.1 ± 3.05

34.9 ± 1.84

36.4 ± 2.28

34.1 ± 2.06

Creatinine clearance (mL/min)

________

71.2 ± 8.36

59.2 ± 4.44

55.1 ± 6.99

55.3 ± 5.76

51.1 ± 5.37

Urinary N-cetyl -eta-lucosaminidase (NAG) (IU/L)

________

27.7 ± 0.99

25.7 ± 2.89

28.6 ± 2.04

27.8 ± 1.90

27.0 ± 0.72

Out door

18 - 35

Serum ferritin (mg/l)

43.4 ± 3.27

25.9 ± 2.64

22.8 ± 0.67

22.0 ± 1.20

23.6 ± 1.97

23.8 ± 1.04

≥30

Hemoglobin (g/dl)

13.7 ± 0.53

9.65 ± 0.35

8.81 ± 0.24

10.3 ± 0.21

9.62 ± 0.28

9.1 ± 0.27

11.5 - 16.5

Hematocrit (%)

48.7 ± 2.36

34.7 ± 1.81

32.5 ± 1.52

28.8 ± 1.17

33.2 ± 0.60

33.2 ± 1.15

35 - 55

Red blood count (M/mm³)

4.35 ± 0.41

3.24 ± 0.29

3.16 ± 0.18

3.28 ± 0.31

3.09 ± 0.16

3.09 ± 0.12

3.5 - 5.5

Systolic blood pressure (mm Hg)

115 ± 3.37

124 ± 3.71

118 ± 4.82

128 ± 7.66

129 ± 7.70

133 ± 4.67

80 - 120

Diastolic blood pressure (mm Hg)

77.0 ± 2.34

81.1 ± 1.65

83.2 ± 1.76

82.9 ± 2.26

83.0 ± 0.66

84.7 ± 1.06

ESR (mm/1hr)

8.57 ± 0.42

18.3 ± 1.10

15.8 ± 0.67

16.9 ± 0.85

16.9 ± 1.16

17.4 ± 1.97

Creatinine clearance (mL/min)

86.1 ± 6.82

42.0 ± 7.55

37.3 ± 4.55

38.0 ± 6.28

36.1 ± 5.28

38.7 ± 2.62

Urinary N-acetyl-beta-glucosaminidase (NAG) (IU/L)

3.45 ± 0.39

15.4 ± 1.88

14.1 ± 0.88

12.86 ± 1.17

13.8 ± 2.63

13.5 ± 1.74