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Table 2 Comparison of hematological and hepatic indices between unexposed and exposed nonsmoking subjects to benzene

From: Hematological and hepatic alterations in nonsmoking residents exposed to benzene following a flaring incident at the British petroleum plant in Texas City

Variable

Unexposed

Benzene exposed

P Value

(N = 329)

(N = 1093)

WBC (× 103 per μL)

6.8 ± 1.7

7.7 ± 2.2

0.001*

Platelets (× 103 per μL)

245.3 ± 54.4

288.8 ± 59.0

0.001*

Hemoglobin (g per dL)

14.0 ± 1.2

14.9 ± 1.3

0.001*

Hematocrit (%)

41.9 ± 3.4

43.0 ± 3.0

0.001*

BUN (mg per dL)

13.5 ± 3.6

15.6 ± 4.6

0.001*

Creatinine (mg per dL)

0.8 ± 0.2

1.1 ± 0.4

0.001*

ALP (IU per L)

69.6 ± 16.5

87.3 ± 22.6

0.001*

AST (IU per L)

19.1 ± 4.7

27.8 ± 6.8

0.001*

ALT (IU per L)

20.3 ± 8.6

33.9 ± 10.1

0.001*

  1. *Differences between benzene exposed and unexposed groups are significant.
  2. WBC White blood cells, BUN Blood urea nitrogen, ALP Alkaline phosphatase, AST Aspartate amino transferase, ALT Alanine amino transferase.
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Environmental Health

ISSN: 1476-069X