Fig. 3From: The added value of free preparatory activities for widening access to medical education: a multi-cohort studyStatistically significant interaction effects between student characteristics and participation in Summer School for selection tests (Z-scores)Unadjusted mean Z-score on selection tests of participants versus non-participants in Summer School. Male: − 0.05 versus 0.62; female: − 0.1 versus 0.29 (3A); no migration background: 0.16 versus 0.46; Western: − 0.02 versus 0.52; non-Western: − 0.38 versus 0.20 (3B)Back to article page