Cement Dust Exposure and Perturbations in Some Elements and Lung and Liver Functions of Cement Factory Workers
Table 1
Mean age, anthropometric indices (weight, height, and BMI), systolic BP, diastolic BP, some liver function tests, peak expiratory flow rate, and serum elements levels in cement workers, residents near cement factory, and controls.
Parameter
Cement workers
Residents
Controls
-value
value
Age (years)
39.98 ± 5.56
38.32 ± 4.03
37.67 ± 5.32
0.453
0.636
Weight (kg)
61.04 ± 13.53
62.04 ± 12.55
61.90 ± 13.35
0.204
0.816
Height (meters)
1.67 ± 0.10
1.68 ± 0.09
1.72 ± 0.06
0.055
0.747
BMI (kg/m2)
23.35 ± 2.56
23.95 ± 2.32
23.10 ± 2.11
2.574
0.079
Sys. BP (mmHg)
128.80 ± 8.80
127.80 ± 8.83
128.80 ± 7.86
0.166
0.847
Diast. BP (mmHg)
84.20 ± 13.10
82.33 ± 10.14
82.50 ± 10.76
0.476
0.622
ALT (IU)
29.78 ± 2.58
11.25 ± 0.96
8.72 ± 0.41
76.53
0.000
AST (IU)
37.00 ± 2.61
17.41 ± 1.70
9.46 ± 0.64
84.29
0.000
TB (mol/L)
18.26 ± 0.91
18.18 ± 0.81
13.82 ± 0.62
12.80
0.000
CB (mol/L)
7.57 ± 0.58
7.33 ± 0.52
5.84 ± 0.27
5.66
0.004
PEFR (L/min)
324.96 ± 10.40
340.25 ± 10.38
400.17 ± 9.10
16.97
0.000
Fe (g/dL)
102.08 ± 1.78
96.13 ± 1.43
150.99 ± 1.35
447.99
0.000
Zn (g/dL)
80.94 ± 2.01
78.25 ± 1.86
106.52 ± 0.70
147.64
0.000
Pb (g/dL)
15.93 ± 0.42
20.09 ± 0.64
10.33 ± 0.60
70.32
0.000
As (g/dL)
0.011 ± 0.002
0.011 ± 0.005
0.003 ± 0.002
183.45
0.000
Cd (g/dL)
0.042 ± 0.008
1.950 ± 0.212
0.022 ± 0.001
102.20
0.000
Cr (g/dL)
0.033 ± 0.003
1.60 ± 0.125
0.012 ± 0.000
200.39
0.000
Se (g/dL)
0.022 ± 0.004
1.75 ± 0.127
0.044 ± 0.015
217.479
0.000
Mn (g/L)
2.970 ± 0.074
3.346 ± 0.062
2.579 ± 0.038
56.101
0.000
Cu (g/dL)
216.64 ± 6.93
234.62 ± 7.16
173.06 ± 3.662
37.83
0.000
at ; Sys. BP = systolic blood pressure; Diast. BP = diastolic blood pressure.
