About the Authors

Claudine A. Blum

claudineblum@yahoo.com

Affiliations Endocrinology, Medical University Clinic, Kantonsspital Aarau, Aarau, Switzerland, Endocrinology, Diabetology and Metabolism, University Hospital Basel, Basel, Switzerland

Uzma Mirza

Affiliation Endocrinology, Medical University Clinic, Kantonsspital Aarau, Aarau, Switzerland

Mirjam Christ-Crain

Affiliation Endocrinology, Diabetology and Metabolism, University Hospital Basel, Basel, Switzerland

Beat Mueller

Affiliation Endocrinology, Medical University Clinic, Kantonsspital Aarau, Aarau, Switzerland

Christian Schindler

Affiliation Swiss Tropical and Public Health Institute, Basel, Switzerland

Jardena J. Puder

Affiliation Service of Endocrinology, Diabetes and Metabolism, University Hospital, Lausanne, Switzerland

Competing Interests

CB, UM, JP, CS and BM have no conflicts of interest with respect to this manuscript. MCC has received speaking honoraria from Brahms, the manufacturer of copeptin. Copeptin measurement was performed complimentary by Brahms, Henningsdorf, Germany. This does not alter the authors' adherence to all PLOS ONE policies on sharing data and materials, as Brahms did not take any active part in the design, performance or interpretation of the study or its results.

Author Contributions

Performed the experiments: JP CAB UM. Analyzed the data: CAB UM JP CS. Wrote the paper: CAB JP UM. Designed the experiments: JP BM. Contributed analysis tools (statistical methods): CS. Contributed to the final version of the manuscript: CAB UM MC BM CS JP.