Propensity scores (March 10, 2006). Category: Covariate adjustment

When I have time, I want to describe the use of propensity scores and show some examples. Propensity scores offer a simple and effective way to correct for covariate imbalance in an observational study. An excellent reference on this technique can be found on the web at:

• Estimation from nonrandomized treatment comparisons using subclassification on propensity scores. D. B. Rubin, Published in the Proceedings of the International Conference on Nonrandomized Comparative Clinical Studies in Heidelberg, April 10 -11,1997. Accessed on 2005-01-12. (Evidence, Internal validity) www.symposion.com/nrccs/rubin.htm

07/08/2008.