Why Bland Altman plots should use X, not (X+Y)/2 when X is a reference method 6/2006

This essay has been published in Statistics in Medicine. (Jan S. Krouwer: Why Bland-Altman plots should use X, not (Y+X)/2 when X is a reference method. Statistics in Medicine, 2008;27:778-780). It is no longer available on this web site.

The Excel simulation file is still available here.