Journal article
Practical help for specifying the target difference in sample size calculations for RCTs: the DELTA2 five-stage study, including a workshop
- Abstract:
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Background: The randomised controlled trial is widely considered to be the gold standard study for comparing the effectiveness of health interventions. Central to its design is a calculation of the number of participants needed (the sample size) for the trial. The sample size is typically calculated by specifying the magnitude of the difference in the primary outcome between the intervention effects for the population of interest. This difference is called the ‘target di... Expand abstract
- Publication status:
- Published
- Peer review status:
- Peer reviewed
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(Version of record, pdf, 989.9KB)
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- Publisher copy:
- 10.3310/hta23600
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Authors
Bibliographic Details
- Publisher:
- NIHR Journals Library Publisher's website
- Journal:
- Health Technology Assessment Journal website
- Volume:
- 23
- Issue:
- 60
- Pages:
- 1-88
- Publication date:
- 2019-10-01
- Acceptance date:
- 2019-06-14
- DOI:
- EISSN:
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2046-4924
- ISSN:
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1366-5278
- Source identifiers:
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1068820
Item Description
- Language:
- English
- Keywords:
- Pubs id:
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pubs:1068820
- UUID:
-
uuid:1df07cd2-1a9d-41ef-ade6-4d6c6f6d250c
- Local pid:
- pubs:1068820
- Deposit date:
- 2019-10-31
Terms of use
- Copyright date:
- 2019
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