Clinical Trial: Nordic Gastric and Esophageal Tumor Study
Study Status: Completed
Recruit Status: Completed
Condition:
Cancer of Stomach
Cancer of the Esophagus
Drug Use
Study Type: Observational [Patient Registry]
Official Title: Nordic Gastric and Esophageal Tumor Study
Brief Summary:
This is a population-based case-control study in all 5 Nordic countries from 1994 onwards. All cases with an esophageal or gastric tumor will be compared with 10 times as many population controls, frequency-matched by age, sex, and calendar year, country. This design offers excellent statistical power, length and completeness of follow-up, quality of data on exposures, outcomes and confounders, and control for confounding.The project will include a specific study entitled "Long-term medication with proton pump…
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