About the Authors

Felix Fluri

ffluri@gmx.ch

Affiliations Department of Neurology, University Hospital Basel, Basel, Switzerland, Department of Neurology, University Hospital Zürich, Zürich, Switzerland

Nils G. Morgenthaler

Affiliation Institut für Experimentelle Endokrinologie, Charité, Berlin, Germany

Beat Mueller

Affiliation Medical University Clinic, Cantonal Hospital Aarau, Aarau, Switzerland

Mirjam Christ-Crain

Affiliation Department of Endocrinology, University Hospital Basel, Basel, Switzerland

Mira Katan

Affiliations Department of Neurology, University Hospital Zürich, Zürich, Switzerland, Columbia University, Department of Neurology, Division of Stroke, New York, New York, United States of America

Competing Interests

FF reports no disclosures. NM was employed by B.R.A.H.M.S., the manufacturer of the copeptin and procalcitonin-assays. BM, MCC and MK received payments from B.R.A.H.M.S. unrelated to this study. This does not alter the authors’ adherence to all the PLOS ONE policies on sharing data and materials.

Author Contributions

Conceived and designed the experiments: FF MK. Performed the experiments: FF MK. Analyzed the data: FF MK BM MCC. Contributed reagents/materials/analysis tools: BM MCC NGM. Wrote the paper: FF MK. assay development and measurement of copeptin and procalcitonin levels: NGM Supervision of the writing of the report: MCC, BM.