Please do not hesitate to contact a Mulford or Carlson Reference Librarian with any challenging research question (whether or not they are statistic related).
Here is a strategy that may be useful, including those times when a librarian is temporarily unavailable (as nights/weekends).
Introduction to Reference Sources in the Health Sciences, 5th ed. Compiled and edited by Jeffrey T. Huber, Jo Anne Boorkman, and Jean Blackwell. Neal-Schuman: New York. 2008.
Finding and Using Health Statistics, US National Library of Medicine, http://www.nlm.nih.gov/nichsr/usestats/index.htm
(Accessed 1 December 2009)
Consider using Medical subject headings (Mesh), the subject headings used in PubMed**.
Terms/words to consider when searching for statistics with Pubmed
For example, to find statistics on stents and carotid stenosis:
Additional Pubmed search examples
First search for articles on the topic
Then narrow the search to statistics on the topic
Combine the results of the two searches