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Table 2 Selection criteria agreed during several consensus meetings

From: Optimisation of complex health interventions prior to a randomised controlled trial: a scoping review of strategies used

 

Interventions

Optimisation strategies

Inclusion criteria

Complex health interventions defined as multicomponent interventions [1]

Aimed to test and evaluate the intervention and/or its components in order to define potential limitations and weaknesses before moving to the main evaluation phase

Optimisation process to be conducted in the pre-trial stage, defined as part of the development stage or part of the pilot or feasibility study in preparation for the main trial

Exclusion criteria

Complementary and alternative medicines

Optimisation process focused on trial parameters

Conference abstracts and posters

Study protocols

Methodological papers with no empirical data reporteda

  1. This was an iterative process, following the recommendations of Arksey and O’Malley [16]
  2. aMethodological papers were excluded but strongly informed the iterative design and the process of this scoping review