Guidance on minimally important clinical difference and trial size is needed.

Eitemau Tebyg

• Choosing the target difference ('effect size') for a randomised controlled trial - DELTA(2) guidance protocol.
  gan: Cook, JA, et al.
  Cyhoeddwyd: (2017)
• Choosing the target difference and undertaking and reporting the sample size calculation for a randomised controlled trial - the development of the DELTA2 guidance
  gan: Sones, WR, et al.
  Cyhoeddwyd: (2018)
• DELTA2 guidance on choosing the target difference and undertaking and reporting the sample size calculation for a randomised controlled trial
  gan: Cook, J, et al.
  Cyhoeddwyd: (2018)
• DELTA2 guidance on choosing the target difference and undertaking and reporting the sample size calculation for a randomised controlled trial
  gan: Cook, J, et al.
  Cyhoeddwyd: (2018)
• Specifying the target difference in the primary outcome for a randomised controlled trial: guidance for researchers.
  gan: Cook, J, et al.
  Cyhoeddwyd: (2015)