Completeness of Follow-Up Determines Validity of Study Findings: Results of a Prospective Repeated Measures Cohort Study

• Regula S. von Allmen ,

  Contributed equally to this work with: Regula S. von Allmen, Salome Weiss

  Affiliations Department of Vascular Surgery, Kantonsspital St. Gallen, 9007 St. Gallen, Switzerland, Department of Cardiovascular Surgery, University Hospital and University of Bern, 3010 Bern, Switzerland

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• Salome Weiss ,

  Contributed equally to this work with: Regula S. von Allmen, Salome Weiss

  Affiliation Department of Cardiovascular Surgery, University Hospital and University of Bern, 3010 Bern, Switzerland

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• Hendrik T. Tevaearai,

  Affiliation Department of Cardiovascular Surgery, University Hospital and University of Bern, 3010 Bern, Switzerland

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• Christoph Kuemmerli,

  Affiliation Department of Vascular Surgery, Kantonsspital St. Gallen, 9007 St. Gallen, Switzerland

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• Christian Tinner,

  Affiliation Department of Cardiovascular Surgery, University Hospital and University of Bern, 3010 Bern, Switzerland

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• Thierry P. Carrel,

  Affiliation Department of Cardiovascular Surgery, University Hospital and University of Bern, 3010 Bern, Switzerland

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• Juerg Schmidli,

  Affiliation Department of Cardiovascular Surgery, University Hospital and University of Bern, 3010 Bern, Switzerland

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• Florian Dick

  * E-mail: florian.dick@kssg.ch

  Affiliations Department of Vascular Surgery, Kantonsspital St. Gallen, 9007 St. Gallen, Switzerland, Department of Cardiovascular Surgery, University Hospital and University of Bern, 3010 Bern, Switzerland

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