Date:         Thu, 21 Aug 2008 08:22:19 -0700
Reply-To:     RolandRB <rolandberry@HOTMAIL.COM>
Sender:       "SAS(r) Discussion" <SAS-L@LISTSERV.UGA.EDU>
From:         RolandRB <rolandberry@HOTMAIL.COM>
Organization: http://groups.google.com
Subject:      Re: General Lab data question
Comments: To: sas-l@uga.edu
Content-Type: text/plain; charset=ISO-8859-1

On Aug 21, 5:16 pm, Al <ali6...@gmail.com> wrote:
> Hi
>    I have a lab dataset with lab values,low range values and  high
> range values taken for magnesium , sodium , pottasium etc ..i was
> asked to define the grades based on the  lab values collected, so i
> went to this website .
>
> http://ctep.cancer.gov/reporting/ctc_v30.html
>
> and found pdf file CTCAEv3 in which they have all the formulas  to
> define grade(Grade1 thru Grade 5 ).. and for all the labtests they
> have two  sets of formulas
>
> example , magnesium doesnt say just magensium follwed by formula ,it
> says
>               magnesium high followed by formula
>               magnesium low followed by formula ...
>
> so my question is which one (Magnesium high or Magnesium Low ) should
> i be using , since in my database i have only magnesium
>
> I hope i am successful in explaining the question
> Thanks in advance

If the value is below the low value then use the low formula. If it is
above the high value then use the high formula.