Hi Ana,
As detailed on this page:
http://gking.harvard.edu/node/4355/rbuild_documentation/Output_Values2.html, the
std.mean.diff calculation is done using the standard deviation in the treatment group.
Liz
On 8/12/11 3:37 PM, "Ana Kolar" <annakolar(a)yahoo.com> wrote:
Hi there,
Could you please tell me how is the calculation of the std.mean.diff in the matchit output
summary programmed- what is the exact formula used for this standardization (is it
standardized according to the SDc and SDt group?)
Many thanks,
Best regards,
Ana