IJE Advance Access originally published online on May 20, 2004
International Journal of Epidemiology 2004 33(4):904-905; doi:10.1093/ije/dyh228
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IJE vol.33 no.4 © International Epidemiological Association 2004; all rights reserved.
Letter to the Editor |
Authors' response
1 Division of Epidemiology and Biostatistics, Department of Social & Preventive Medicine, University of Bern, Bern, Switzerland. E-mail: zwahlen@ispm.unibe.ch
2 Laboratory of Epidemiology and Social Psychiatry, Istituto di Ricerche Farmacologiche Mario Negri, Milan, Italy
3 MRC Health Services Research Collaboration, Department of Social Medicine, University of Bristol, UK
4 Epidemiology Unit, National Cancer Institute Milan, Italy
5 Institute of Social and Preventive Medicine, University of Geneva, Geneva, Switzerland
6 Unit for Research on Patients' Participation in Health Care, Laboratory of Oncological Clinical Research, Istituto di Ricerche Farmacologiche Mario Negri, Milan, Italy
7 Cantonal Health Office, Via Orico 5, 6500 Bellinzona, Switzerland and Institute of Health Economics and Management (IEMS), University of Lausanne, Switzerland
| The first 10% of the full text of this article appears below. |
We thank Bulliard and Levi for their interest in our international population-based survey of women's perception of the benefits of mammography screening.1,2 Our survey showed that in the US and three European countries (UK, Italy, Switzerland) a high proportion of women overestimated the benefits that can be expected from screening mammography.
Bulliard and Levi argue that the questions used in our