| Group type | CR (n/%) | PR (n/%) | SD (n/%) | PD (n/%) | Control rate (n/%) |
| Observation group | 15 (38.46) | 12 (30.77) | 8 (20.51) | 4 (10.26) | 35 (89.74) |
| Control group | 2 (5.13) | 15 (38.46) | 11 (28.21) | 11 (28.21) | 28 (71.79) |
| p | <0.05 | ||||