组别 | n | 满意 | 不满意 | 满意度 |
实施前 | 628 | 608 | 20 | 96.82% |
实施后 | 603 | 598 | 5 | 99.17% |
X2 |
|
|
| 5.823 |
P |
|
|
| <0.05 |