| Items | Tests | Changes | |||
| Pre-test | Post-test | Value | Percentage | ||
| No. of participants | No. of participants | ||||
| The score of Test participants getting | 0~0.5 points | 6 | 0 | −6 | −21% |
| 1~1.5 points | 15 | 1 | −14 | −36% | |
| 2~2.5 points | 8 | 2 | −6 | −21% | |
| 3~3.5 points | 0 | 16 | 16 | 56% | |
| 4~4.5 points | 0 | 10 | 10 | 35% | |
| 5 points | 0 | 0 | 0 | 0 | |
|
| total | 29 | 29 | 0 | 0 |