The first factor, consisting of eight items, showed high factor loading for items specific to the molding technique, such as “Did you understand the method for border molding on the buccal side?”. Therefore, this was termed the “knowledge of border molding” factor. The second factor, consisting of five items, showed high factor loading for items specific to the practical environment, such as “Is practical training well-organized?”. Therefore, this was termed the “contents of practical training” factor. The third factor, consisting of three items, showed high factor loading for items specific to the students’ attitudes, such as “Did you find proper literature or references?”, and was therefore termed the “personal learning attitude” factor.