Analytic validity refers to how well a genetic assessment measures the property or characteristic it is intended to measure. In the case of family history, analytic validity refers to the accuracy of the reported family history information. In the case of a test for a specific mutation, analytic validity refers to the accuracy of a genetic test in identifying the presence or absence of the mutation. The technical accuracy and reliability of the testing procedure and the quality of the laboratory...
Added text about an initial report from a clinical trial of 3,365 randomized subjects who were followed in an intention-to-treat analysis that showed that short-term treatment with amoxicillin and omeprazole reduced the incidence of gastric cancer by 39% during a period of 15 years following randomization, with similar but not statistically significant reductions for gastric cancer mortality (cited Ma et al. as reference 20).
Description of the Evidence
Added text about a randomized controlled trial that showed that short-term treatment with amoxicillin and omeprazole reduced the incidence of gastric cancer by 39% during a period of 15 years following randomization, with similar but not statistically significant reductions for gastric cancer mortality (cited Ma et al. as reference 18).
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WebMD Public Information from the National Cancer Institute
September 04, 2014
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