| Experimental group (n = 51) | Control group (n = 51) | χ2 | p | ||
Number of students with affirmative evaluation | Percentage (%) | Number of students with affirmative evaluation | Percentage (%) | |||
Teaching method | 49 | 96.08 | 40 | 78.43 | 7.141 | 0.008 |
Interest in learning | 48 | 94.12 | 41 | 80.39 | 4.320 | 0.038 |
Self-learning ability | 50 | 98.04 | 39 | 76.47 | 10.667 | 0.001 |
Learning efficiency | 48 | 94.12 | 40 | 78.43 | 5.299 | 0.021 |