About the Authors

Ingrid E. H. Kremer

i.kremer@maastrichtuniversity.nl

Affiliation Department of Health Services Research, CAPHRI School of Public Health and Primary Care, Maastricht University, Maastricht, The Netherlands

Silvia M. A. A. Evers

Contributed equally to this work with: Silvia M. A. A. Evers, Peter J. Jongen, Mickaël Hiligsmann

Affiliations Department of Health Services Research, CAPHRI School of Public Health and Primary Care, Maastricht University, Maastricht, The Netherlands, Public Mental Health, Trimbos Institute, Netherlands Institute of Mental Health and Addiction, Utrecht, The Netherlands

Peter J. Jongen

Contributed equally to this work with: Silvia M. A. A. Evers, Peter J. Jongen, Mickaël Hiligsmann

Affiliations MS4 Research Institute, Nijmegen, The Netherlands, Department of Community & Occupational Medicine, University Medical Centre Groningen, Groningen, The Netherlands

Trudy van der Weijden

‡ These authors also contributed equally to this work.

Affiliation Department of Family Medicine, CAPHRI School of Public Health and Primary Care, Maastricht University, Maastricht, The Netherlands

Ilona van de Kolk

‡ These authors also contributed equally to this work.

Affiliation Department of Health Promotion, NUTRIM School of Nutrition and Translational Research in Metabolism, Maastricht University, Maastricht, The Netherlands

Mickaël Hiligsmann

Contributed equally to this work with: Silvia M. A. A. Evers, Peter J. Jongen, Mickaël Hiligsmann

Affiliation Department of Health Services Research, CAPHRI School of Public Health and Primary Care, Maastricht University, Maastricht, The Netherlands

Competing Interests

During the time of the study PJ Jongen has received honoraria from Bayer, Merck, and Teva for contributions to symposia as a speaker or for consultancy activities. This does not alter our adherence to PLOS ONE policies on sharing data and materials. The other authors have declared that no competing interest exists.

Author Contributions

Conceptualization: IK MH SE PJ TW. Formal analysis: IK. Investigation: IK IvdK. Methodology: IK MH SE PJ TW. Visualization: IK. Writing – original draft: IK. Writing – review & editing: IK MH SE PJ TW IvdK.