Molecular Epidemiology of Benzene-exposed Workers.

This study has been completed.
Sponsor:
Collaborators:
Fudan University
University of Cincinnati
ExxonMobil Biomedical Sciences, Inc.
British Petroleum P.L.C.
Chevron Corporation
ConocoPhillips
Exxon Mobil
Marathon Ashland
Shell Chemicals
Information provided by (Responsible Party):
University of Colorado, Denver
ClinicalTrials.gov Identifier:
NCT00364520
First received: August 14, 2006
Last updated: May 19, 2015
Last verified: May 2007

August 14, 2006
May 19, 2015
August 2003
December 2009   (final data collection date for primary outcome measure)
Investigate the dose-response relationship between benzene exposure and blood diseases in Shanghai workers. [ Time Frame: August 2003 - December 2009 ] [ Designated as safety issue: No ]
Investigate the dose-response relationship between benzene exposure and blood diseases in Shanghai workers
Not Provided
Complete list of historical versions of study NCT00364520 on ClinicalTrials.gov Archive Site
Characterize genetic polymorphisms that are associated with increased risk of developing benzene hematotoxicity. [ Time Frame: August 2003 - December 2009 ] [ Designated as safety issue: No ]
Characterize genetic polymorphisms that are associated with increased risk of developing benzene hematotoxicity.
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Not Provided
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Molecular Epidemiology of Benzene-exposed Workers.
Molecular Epidemiology of Benzene-exposed Workers in Shanghai,China
The purpose of this study is to investigate the health effects of benzene exposure in workers in Shanghai, China.
The purpose of this study is to investigate the dose-response relationship between benzene exposure and blood diseases in Shanghai workers and to characterize genetic polymorphisms that are associated with increased risk of developing benzene hematotoxicity.
Observational
Observational Model: Ecologic or Community
Time Perspective: Cross-Sectional
Not Provided
Not Provided
Non-Probability Sample
Shanghai Workers
Hematologic Diseases
Other: Shanghai workers
Shanghai Workers
Shanghai Workers
Intervention: Other: Shanghai workers
Not Provided

*   Includes publications given by the data provider as well as publications identified by ClinicalTrials.gov Identifier (NCT Number) in Medline.
 
Completed
2000
December 2009
December 2009   (final data collection date for primary outcome measure)

Inclusion Criteria:

Worked for at least one year in a monitored environment Have at least one physical examination recorded

Exclusion Criteria:

History of cancer, radiation exposure, chemotherapy

Both
18 Years to 67 Years   (Adult, Senior)
Yes
Contact information is only displayed when the study is recruiting subjects
China
 
NCT00364520
02-0037
No
Not Provided
Not Provided
University of Colorado, Denver
University of Colorado, Denver
  • Fudan University
  • University of Cincinnati
  • ExxonMobil Biomedical Sciences, Inc.
  • British Petroleum P.L.C.
  • Chevron Corporation
  • ConocoPhillips
  • Exxon Mobil
  • Marathon Ashland
  • Shell Chemicals
Principal Investigator: Richard D Irons, PhD University of Colorado at Denver and Health Sciences Ctr
University of Colorado, Denver
May 2007

ICMJE     Data element required by the International Committee of Medical Journal Editors and the World Health Organization ICTRP