The correlation between baseline score and post-intervention score, and its implications for statistical analysis

The correlation between baseline score and post-intervention score, and its implications for statistical analysis

Abstract Background When using a continuous outcome measure in a randomised controlled trial (RCT), the baseline score should be measured in addition to the post-intervention score, and it should be analysed using the appropriate statistical analysis. Methods We derive the correlation between the ch...

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Bibliographic Details
Main Authors: Lei Clifton, David A. Clifton
Format: Article
Language:English
Published: BMC 2019-01-01
Series:Trials
Subjects:
Correlation
Baseline
Change score
Post-intervention
Treatment
Statistical analysis
Online Access:http://link.springer.com/article/10.1186/s13063-018-3108-3

Internet

http://link.springer.com/article/10.1186/s13063-018-3108-3

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