At 10:57 AM 3/22/2007, you wrote:
I'm afraid I'm not overly familiar with this area, but you have two potions...
1) As the -charlson- command is implemented as an ado-file you can
-viewsource charlson.ado- and look at the code your self.
2) You could contact the author of the command which whilst not
appearing in the help page is given on the SSC description (-ssc
describe charlson-). They may well be able to advise.
Neil
--
"Every great advance in natural knowledge has involved the absolute
rejection of authority." - Thomas H. Huxley
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Fred Wolfe
National Data Bank for Rheumatic Diseases
Wichita, Kansas
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