Fig. 3

Study protocol. Participants were divided into two groups: a full-term visualization group and a half-term visualization group. During the four weeks of CC, the students completed three auscultation tests: the pre-test, midpoint test, and post-test. Once a week, the students and their supervising physicians performed ward rounds. A simple diagram for the visualization of lung auscultation findings was taught on the first day to the full-term visualization group, and after the midpoint test to the half-term visualization group. In addition, the students completed questionnaires at the beginning and end of the CC