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In the discipline
it is about
the optimisation of the healthwise and scientific importance of your study objective / research question
a literature search, a narrative or systematic review / metaanalysis
the preparation / revision of the study protocol, the case report forms, or other research materials
the approval of the ethics committee, the informed consent and/or the data protection
the acquisition of external funds
further aspects of stage 1
the revision of the list of the required variables
the classification of the variables: influential and dependent, potential confounders, mediators, modulators, etc.
the selection of the most appropriate design for your study
the presentation of the sequence of the procedures including the measurement intervals
well-documented, complete and plausible data
further aspects of stage 2
the sample size calculation including the planning of subgroups
the preparation, implementation and concealment of the allocation sequences
the definition of the observation unit and the dealing with aggregate data
the priority of the outcomes and the dealing with multiple testing
the selection of the most suitable analysis for your data and the explanatory power of your results
further aspects of stage 3
the interpretation and presentation of your results
the illustration of the healthwise and scientific meaning of your results
the formulation of recommendations for health and science
the explanation of methodological aspects in your scientific publication
the reaction to the comments of the reviewers
further aspects of stage 4
The questions is:
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