Table 1: Results of a regression analysis regarding the fraction of students who kept standard study duration. *: p<0.05 (2-sided); **: p<0.01 (2-sided); coding: male=0, female = 1; foreigner = 0, German = 1; translation of the German school grades for “pass” in ECTS-grades: 1.0 to 1.5 = A (“excellent”); 1.6 to 2.0 = B (“good”), 2.1 to 3.0 = C (“satisfactory”), 3.1 to 4.0 = D/E (“sufficient”).