Re: Another (partial) literature review (radon)

["Bjorn Cedervall" <bcradsafers@HOTMAIL.COM>]

>Why is this a bias?  They were likey setting exposure categories so that 

>their results could be comparable with som of the U.S. studies.



>From: "Bjorn Cedervall" <bcradsafers@HOTMAIL.COM>

>Date: Mon, 14 Jan 2002 16:27:02 +0000

>

>Thank you! A better way to stratify the data may be to randomize the

>intervals and use some average to get away from this kind of bias.

---

OK - a better wording is perhaps to point out that the data may become very 

unrepresentative - not reflecting a more realistic distribution. Please 

don't spend more time on the word "bias" - the point is about how to do the 

analysis without falling into a subjective trap.



Bjorn Cedervall    bcradsafers@hotmail.com





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