Am J Epidemiol 2004; 159:1108.
Copyright © 2004 by the Johns
Hopkins Bloomberg School of Public Health
LETTERS TO THE EDITOR |
THE AUTHORS REPLY
1 Division of Pharmacoepidemiology and Pharmacoeconomics, Division of Preventive Medicine, Brigham and Womens Hospital, Harvard Medical School, Boston MA 02120
2 Department of Epidemiology, German Centre for Research on Ageing, University of Heidelberg, 69115 Heidelberg, Germany
| The first 10% of the full text of this article appears below. |
We thank Drs. Schill and Wild for their comments (1) on our article (2). We welcome the interest in the flexible matching strategies that we promoted (2, 3), also evidenced by a recent article in the Journal (4).
We introduced the degree of matching (