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Comparison of pre- and post-operative PTS between the two groups (
, °)
两组患者手术前后PTS比较（
，°）
| 组别
Group |
例数
n |
术前
Preoperative |
术后1 d
Postoperative at 1 day |
末次随访
Last follow-up |
| 研究组
Research group |
24 | 7.77±1.52 | 7.75±1.45 | 7.88±1.48 |
| 对照组
Control group |
23 | 8.30±1.02 | 9.43±0.96 | 9.70±0.97 |
| 统计值
Statistic |
时间效应F=4.486，P=0.013
交互效应F=3.661，P=0.028 组别效应F=39.955，P<0.001 |
|||
