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Participants
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Individuals who are randomly
assigned to the interventions being evaluated
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Healthcare providers
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The physicians, nurses,
physiotherapists, or other personnel who care for the participants during
the study period or administer the interventions
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Data collectors
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Individuals who collect data
for the study outcomes. Data collection could include administering a
questionnaire, taking a physical measurement, or eliciting symptoms
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Judicial assessors of
outcomes
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The individuals who
ultimately decide whether a participant has had the outcome, or outcomes,
of interest
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Data analysts
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The individuals who conduct
the data analysis
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Data safety and monitoring
committee
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The committee that reviews
the data to advise on the continuing safety of the trial and persistent
uncertainty of the efficacy of the intervention being evaluated
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Manuscript writers
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The individuals who write
versions of the manuscript before the breaking of the randomisation code:
in a fully blinded study, one version is written with the assumption that
group A received the experimental intervention, and the other is written
with the assumption that group B received the experimental intervention
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