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DISCUSSION II
Discussion II
Question: There are a number of methods available for measuring quality of life. Why can we not have one method to analyse quality of life that is used worldwide?Dr Veldhuyzen van Zanten: That would be ideal but unlikely to happen as several different methodologies can be used. In functional dyspepsia, a lot of progress has been made. I am aware that several groups are further refining their outcome measures, and I believe that improvement over the current symptom scores is still possible. The questionnaires are not very lengthy to administer, so we could look at a whole battery of tests and see which one performs best. Compared with five years ago, investigators now have a choice of instruments to use, but there is no consensus at the moment on which ones are the best.
Question: Is six or 12 months a sufficient period of observation? Suppose that when you
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