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Results tagged with causality
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user 21919
The relationship between cause and effect.
1
vote
0
answers
134
views
Interrupted time series control group
I'm conducting the analysis on readmission rate for a hospital unit between 2009 and 2012. I have a list of "historical" data where patients did not have the intervention. I then have a different set …
- 761
9
votes
1
answer
114
views
How to best respond to investigator who wants to study secondary outcome
I'm co-investigator on a clinical trial where the we are studying the effect of an intervention. The study is powered to detect a clinically meaningful change for some primary endpoint. My questions a …
- 761