Status:
COMPLETED
Stomach and Esophageal Cancers in Northern Iran
Lead Sponsor:
National Cancer Institute (NCI)
Conditions:
Esophageal Cancer
Eligibility:
All Genders
18-99 years
Brief Summary
This study, sponsored jointly by the National Cancer Institute and the Tehran University of Medical Sciences, will explore the causes of cancers of the stomach and esophagus (the tube that runs betwee...
Detailed Description
This case-control study (the first phase of the GEMINI project) is primarily focused on exploring the etiology (etiologies) of squamous cell carcinoma of the esophagus in northern Iran. Esophageal an...
Eligibility Criteria
Inclusion
- INCLUSION CRITERIA:
- Cases:
- Cases will be recruited and studied in Atrak Clinic, in Gonbad City.
- All patients referred to Atrak Clinic suspected to have EC.
- Patients 30 years of age or above from Gonbad, Minodasht, Kalaleh, Ramyan, Azad-Shahr, Maraveh-Tappeh, and the surrounding villages who have a histopathological diagnosis confirming ESCC and who consent to join the study will be enrolled as cases.
- Controls:
- Controls will be recruited into one of the four hospitals of the city (Shohada, Motahary, Khatam, and Borzouieh), and in major referral outpatient clinic (Taleghani Clinic).
- Controls will be selected from the patient 30 years of age or above who are referred to the four hospitals of the city and Taleghani Clinic.
- Only patients referred for certain diseases will be selected as controls.
- EXCLUSION CRITERIA:
- Controls:
- No association with tobacco or alcohol consumption, which are the main known risk factors for esophageal cancer (such as lung cancer, cardiovascular disease.
- Not causing major changes in diet or life-style for a long time (such as major GI diseases, chronic malignancies, diabetes).
Exclusion
Key Trial Info
Start Date :
March 25 2003
Trial Type :
OBSERVATIONAL
Allocation :
ACTUAL
End Date :
February 13 2020
Estimated Enrollment :
1163 Patients enrolled
Trial Details
Trial ID
NCT00339742
Start Date
March 25 2003
End Date
February 13 2020
Last Update
December 11 2020
Active Locations (1)
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1
Digestive Disease Research Center, Tehran University of Medical Sciences
Tehran, Iran, 14117