About the Authors

Josep Lupón

Affiliations Heart Failure Unit, Hospital Universitari Germans Trias i Pujol, Badalona, Spain, Department of Medicine, Autonomous University of Barcelona, Barcelona, Spain

Marta de Antonio

Affiliations Heart Failure Unit, Hospital Universitari Germans Trias i Pujol, Badalona, Spain, Department of Medicine, Autonomous University of Barcelona, Barcelona, Spain

Joan Vila

Affiliations IMIM (Hospital del Mar Medical Research Institute), Barcelona. Spain, CIBER Epidemiology and Public Health, Barcelona, Spain

Judith Peñafiel

Affiliations IMIM (Hospital del Mar Medical Research Institute), Barcelona. Spain, CIBER Epidemiology and Public Health, Barcelona, Spain

Amparo Galán

Affiliation Biochemistry Service, Hospital Universitari Germans Trias i Pujol, Badalona, Spain

Elisabet Zamora

Affiliations Heart Failure Unit, Hospital Universitari Germans Trias i Pujol, Badalona, Spain, Department of Medicine, Autonomous University of Barcelona, Barcelona, Spain

Agustín Urrutia

Affiliations Heart Failure Unit, Hospital Universitari Germans Trias i Pujol, Badalona, Spain, Department of Medicine, Autonomous University of Barcelona, Barcelona, Spain

Antoni Bayes-Genis

abayesgenis@gmail.com

Affiliations Heart Failure Unit, Hospital Universitari Germans Trias i Pujol, Badalona, Spain, Department of Medicine, Autonomous University of Barcelona, Barcelona, Spain

Competing Interests

For this study ST2 assays were performed by Critical Diagnostics; hs-cTnT and NT-proBNP assays were provided by Roche Diagnostics, which also provided a grant for statistical development and online application of the calculator. Dr. A. Bayes-Genis has received lecture honoraria from Roche Diagnostics and Critical Diagnostics and Dr. J. Lupón from Roche Diagnostics. Dr. A. Bayes-Genis and Dr. J. Lupón have acquired stock shares of Critical Diagnostics. The BCNBioHFCalculator has been registered by J. Lupón and A. Bayes-Genis. There are no further patents, products in development or marketed products to declare. This does not alter the authors' adherence to all the PLOS ONE policies on sharing data and materials, as detailed online in the guide for authors.

Author Contributions

Conceived and designed the experiments: JL AB. Performed the experiments: MdA JL AU AG EZ. Analyzed the data: JL AB JV JP. Contributed reagents/materials/analysis tools: AG JL AB JV JP. Wrote the paper: AB JL. Final approval of the version to be published: JL MdA JV JP AG EZ AU AB.