On Biostatistics and Clinical Trials
CQ's web blog on the issues in biostatistics and clinical trials.
Showing posts with label
Intention to treat
.
Show all posts
Showing posts with label
Intention to treat
.
Show all posts
Friday, February 14, 2025
Understanding Mis-Stratification in Randomized Controlled Clinical Trials
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Stratified randomization is a common practice in randomized, controlled clinical trials. It ensures that key characteristics are evenly dis...
Sunday, January 12, 2025
Survivorship Bias and its Occurrences in Clinical Trials
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Survivorship bias or survival bias is the logical error of concentrating on entities that passed a selection process while overlooking thos...
Wednesday, March 10, 2021
Intention-to-Treat Principle versus Treatment Policy Estimand: Different Names, but Same Meaning?
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ICH E9 " Statistical Principles for Clinical Trials " was finalized in February 1998. The E9 guidelines established the Intention-...
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Saturday, October 03, 2020
Should We Follow ICH E9 Addendum to Include the Estimands in all Clinical Trial Protocols?
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ICH E9 " Statistical Principles for Clinical Trials " was issued in 1998 - more than 20 years ago. While the principles specified ...
Friday, July 04, 2008
Are we become slaves of the Intent to Treat Principle?
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The intent to treat (or intention to treat) principle was invented by the statistician about 30 years ago. It took a while for the clinical ...
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