The Scientific World Journal

Research Article

Lymphocyte Oxidative Stress/Genotoxic Effects Are Related to Serum IgG and IgA Levels in Coke Oven Workers

Table 1

Demographic characteristics of workers in the control and exposed groups.


Variables	Control group (78)	Exposed group (126)	value

1-OHP (mol/mol creatine)	0.55 ± 0.28	9.36 ± 2.14***	<0.001^a
Age (year)	32.4 ± 4.9	33.6 ± 5.2	0.103^a
Employment time (year)	12.7 ± 2.5	14.1 ± 2.7***	<0.001^a
Current smokers, yes (%)	41 (52.6%)	79 (62.7%)	0.153^b
Alcohol users, yes (%)	18 (23.1%)	57 (45.2%)	0.001^b
MDA (nmol/mL)	1.23 ± 0.37	1.97 ± 0.61***	<0.001^a
8-OH-dG (nmol/mol creatinine)	1.29 ± 0.15	2.20 ± 0.19***	<0.001^a
CTL (m)	3.16 ± 0.58	7.49 ± 0.89***	<0.001^a
CTM	0.85 ± 0.23	10.48 ± 3.52***	<0.001^a
MN ()	1.83 ± 0.51	2.78 ± 0.63***	<0.001^a
CA (N, AR%)	10, 12.8%	36, 28.6%	0.009^b
IgG (g/L)	0.36 ± 0.11	0.12 ± 0.03***	<0.001^a
IgA (g/L)	2.09 ± 0.44	1.66 ± 0.44***	<0.001^a
IgM (g/L)	1.76 ± 0.69	1.62 ± 0.72	0.172^a
IgE (IU/mL)	173.90 ± 30.24	167.76 ± 43.16	0.273^a

1-OHP: 1-hydroxypyrene; CTL: comet tail length; CTM: comet tail moment; MN: micronucleus; CA: chromosomal aberrations. Values are shown mean ± SD except where indicated. ^awhen compared with control by Mann-Whitney test, ^bwhen compared with control by chi-square test.
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