Table 2. Overview on the five calculated classification models and included variables. Classification model Number of variables Variables 1 Coaches’ eye model 1 z-value of in-game performance from coach assessment 2 Motor performance model 2 mean z-value of general motor performance items mean z-value of technical skill items 3 Multidimensional model 6 mean z-value of general motor performance items mean z-value of technical skill items mean z-value of maturity timing and relative age mean z-value of all three psychological characteristics mean z-value of all familial support items z-value of the training history 4 Coaches’ eye and motor performance model 3 combination of models 1 and 2 5 Holistic model 7 combination of models 1 and 3