Author Contributions: Dr Korporal had full access to all of the data in the study and takes responsibility for the integrity of the data and the accuracy of the data analysis. Drs Korporal and Haas contributed equally to this study. Study concept and design: Korporal, Haas, Suri-Payer, and Wildemann. Acquisition of data: Korporal, Haas, Balint, Fritzsching, Moeller, and Fritz. Analysis and interpretation of data: Haas, Schwarz, and Wildemann. Drafting of the manuscript: Korporal, Haas, and Wildemann. Critical revision of the manuscript for important intellectual content: Korporal, Haas, Balint, Fritzsching, Schwarz, Moeller, Fritz, Suri-Payer, and Wildemann. Statistical analysis: Haas and Schwarz. Obtained funding: Suri-Payer and Wildemann. Administrative, technical, and material support: Korporal, Haas, Balint, Fritzsching, Moeller, Fritz, and Wildemann. Study supervision: Korporal, Haas, and Wildemann.