Epidemiology

BJC Open article

British Journal of Cancer (2007) 97, 1287–1290. doi:10.1038/sj.bjc.6604007 www.bjcancer.com
Published online 2 October 2007

Cigarette smoking and breast cancer risk: a population-based study in Sweden

C Magnusson1, S Wedrén1 and L U Rosenberg2

  1. 1Division of Social Medicine, Department of Public Health Sciences, Karolinska Institutet, Stockholm 171 76, Sweden
  2. 2Department of Medical Epidemiology and Biostatistics, Karolinska Institutet, Stockholm 171 77, Sweden

Correspondence: Dr C Magnusson, E-mail: cecilia.magnusson@ki.se

Received 20 June 2007; Revised 29 August 2007; Accepted 3 September 2007
Advance online publication 2 October 2007

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Abstract

In a Swedish population-based case–control study, smoking showed no convincing association with risk of postmenopausal breast cancer – regardless of timing or level of smoking exposure – either overall or among subgroups.

Keywords:

smoking; alcohol consumption; breast cancer; aetiology; epidemiology

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