Group | Number of cases | Remarkable effect | Valid | Not valid | Total effective rate |
control group | 60 | 32 (53.33) | 19 (31.67) | 9 (15.00) | 51 (85.00) |
experimental Group | 60 | 38 (63.33) | 21 (35.00) | 1 (1.67) | 59 (98.33) |
t | - | - | - | - | 5.982 |
P | - | - | - | - | 0.019 |