About the Authors

Sverre C Christiansen

Affiliation Department of Clinical Epidemiology, Leiden University Medical Center, Leiden, Netherlands

Inger Anne Næss

Affiliation Department of Cancer Research and Molecular Medicine, Norwegian University of Science and Technology, Trondheim, Norway

Suzanne C Cannegieter

Affiliation Department of Clinical Epidemiology, Leiden University Medical Center, Leiden, Netherlands

Jens Hammerstrøm

Affiliation Department of Cancer Research and Molecular Medicine, Norwegian University of Science and Technology, Trondheim, Norway

Frits R Rosendaal

Affiliations Department of Clinical Epidemiology, Leiden University Medical Center, Leiden, Netherlands , Department of Haematology, Leiden University Medical Center, Leiden, Netherlands

Pieter H Reitsma

To whom correspondence should be addressed. E-mail: p.h.reitsma@amc.uva.nl

Affiliation Laboratory for Experimental Internal Medicine, Academic Medical Center, Amsterdam, Netherlands

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

All authors participated in the design of this study within HUNT2. S. Christiansen, I. Næss, and J. Hammerstrøm were responsible, in Norway, for data and sample collection from the study participants and for making these available for analysis. P. Reitsma was responsible for the cytokine assays. S. Christiansen and S. Cannegieter were responsible for collecting and analyzing the cytokine data. All authors participated in writing the paper and approved the final version of the manuscript.