Challenges and opportunities of combining RWE and RCT data
The Effective Statistician - in association with PSI
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What Are the Sources of Bias?
Inronomy trials, they are heavily controlled. There is a lot of effort making sure that you measure the ritting in the right way and at the right time. Some information may be less accurate, or it may not even be collected. Like missing data as also much more common in observational studies. And en the timing of the measurements. So typically the measurements are taken at a contact moment, right when when you see the patient. Sometimes there is a mismatch between the actual data that you get and sometimes you don't have a clue. Writer, min treat alocation is driven by m by many manufactors,. That expectations about whether the treatment will work at may be also some convenience in
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