Franklin Valier wrote:
One has to be very cautious when generalizing from the conclusions of a case study.
Sure, that's what I said - one has to put one's brain in gear...
If the test instrument suffers from a shortage of reliability then the generalizations will suffer from a shortage of reliability.
Well, yes, but that statement is as true of a randomised controlled trial or experiement as it is of an observational study.
What would be better is to have a collection of case studies analyzed to see if there are any patterns in the studies that can be observed. Much better than one case study.
Yes, that is called a meta-analysis. Yes, much better than one study. But unless individual studies like the one in question are published, you will never be able to do a meta-analysis....
Tim C
