Consensus on the definition and assessment of external validity of randomized controlled trials: A Delphi study
Andres Jung,
Tobias Braun,
Susan Armijo‐Olivo
et al.
Abstract:External validity is an important parameter that needs to be considered for decision making in health research, but no widely accepted measurement tool for the assessment of external validity of randomized controlled trials (RCTs) exists. One of the most limiting factors for creating such a tool is probably the substantial heterogeneity and lack of consensus in this field. The objective of this study was to reach consensus on a definition of external validity and on criteria to assess the external validity of … Show more
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