2 This method compares the difference in outcomes in the different arms before and after the interventions. It ac- counts for external factors that may have influenced study outcomes in all arms over time as well as any pre-existing differences between the different arms at baseline
Primary Language | English |
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Journal Section | Articles |
Authors | |
Publication Date | October 1, 2013 |
Published in Issue | Year 2013 Volume: 2 Issue: 4 |