aDepartment of Clinical Psychology, Friedrich Schiller University, Jena, GermanybDepartment of Trauma, Hand, and Reconstructive Surgery, University Hospital, Jena, GermanycDepartment of Sports Medicine and Health Promotion, Friedrich Schiller University, Jena, GermanydDepartment of Trauma, Hand, and Reconstructive Surgery, Berufsgenossenschaftliche Kliniken Bergmannstrost, Halle, Germany