Database Differences and Limitations

McLean, in his letter to the editor, suggested that the conclusions made in our manuscript1 may be the result of Simpson's paradox. In other words, he believes that our results would have been different had we combined the US Sarcoma Collaborative and National Cancer Database (NCDB) patients and analyzed them collectively.
Source: Journal of the American College of Surgeons - Category: Surgery Authors: Tags: Letter Source Type: research