“…The studies were also categorised according to sample size (see Appendix I). 18.5% of studies had more than 400 participants, with three European studies having over 2,000, from Slovakia (Velichová et al, 2020), Poland (Korzycka et al, 2021), and Austria (Pelikan et al, 2021). 33% of studies (n = 27) had between one and 25 participants, which represents a higher percentage of smaller scale studies than in higher education research (16%, .…”