Re: Does CT lung cancer screening LOWER lung cancer risk?

["Otto G. Raabe" <ograabe@UCDAVIS.EDU>]

At 05:56 PM 6/18/2004, Howard Long wrote:

>"4,687 non-leukemic cancer deaths occurred in 50,115 [exposed] survivors

>where we estimated 4,306 would have occurred, had they not been exposed [to

>1 to 10 cSv or rads]." (ref below). Indeed, that would suggest a slight

>INCREASE in cancer deaths from CT, (c 1 rad).

>

>However, the small difference (8%) might be explained by many variables.



********************************************************************************************8

THE PEOPLE SCANNED MAY HAVE HAD SOME REASON TO WORRY, SUCH AS A FAMILY 

HISTORY OF CANCER. HENCE, THE RESULTS ARE BIASED IN THE DIRECTION OF 

INCREASED CANCER EVEN IF NO RADIATION WAS INVOLVED'.



Otto





**********************************************

Prof. Otto G. Raabe, Ph.D., CHP

Center for Health & the Environment

(Street Address: Bldg. 3792, Old Davis Road)

University of California, Davis, CA 95616

E-Mail: ograabe@ucdavis.edu

Phone: (530) 752-7754   FAX: (530) 758-6140

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