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Comparison of VAS score between 2 groups at pre- and post-operation (n=30,
)
两组手术前后 VAS 评分比较（n=30，
）
| 组别
Group |
术前
Preoperative |
术后 24 h
Postoperative at 24 hours |
术后 6 周
Postoperative at 6 weeks |
| A | 8.10±1.65 | 2.80±1.39 | 0.83±1.05 |
| B | 8.43±2.34 | 3.40±0.89 | 0.93±1.01 |
| 统计值
Statistic |
t=–0.637
P= 0.526 |
t=–1.979
P= 0.053 |
t=–0.374
P= 0.709 |
