TABLE 2.
The comparison of total efficacy rate pre and postoperation in two groups (%).
| Group | N | Excellent | Effective | Ineffective | The total efficacy(%) |
| A | 25 | 8 | 5 | 12 | 52.0 |
| B | 25 | 12 | 8 | 5 | 80.0* |
*Compared with A group, P < 0.05.
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