Improve Research Reproducibility A Bio-protocol resource
- Home
- Protocols
-
Concise Method
Sample size calculation
Ask a
question
Favorite
To detect a 10% reduction in weight [18,19], with a two-sided 5% significance level and a power of 80%, a sample size of 72 subjects per group was necessary, given a pooled standard deviation of 15 and an anticipated dropout rate of 50%. To recruit this number of individuals, a one-year inclusion period was anticipated.
Copyright and License information: ©2017 The Author(s). Published by Informa UK Limited, trading as Taylor & Francis Group.
This is an Open Access article distributed under the terms of the Creative Commons Attribution-NonCommercial License (http://creativecommons.org/licenses/by-nc/4.0/), which permits unrestricted non-commercial use, distribution, and reproduction in any medium, provided the original work is properly cited.
Do you have any questions about this protocol?
Post your question to gather feedback from the community. We will also invite the authors of this article to respond.
Post a Question0 Q&A
