. 2020 Jan;34(1):76–82. [Article in Chinese] doi: 10.7507/1002-1892.201906105

表 1.

Comparison of VAS score between the two groups before and after operation ( Inline graphic )

两组患者手术前后 VAS 评分比较（ Inline graphic ）

组别 Group	例数 n	术前 Preoperative	术后 3 d Postoperative at 3 days	术后 1 个月 Postoperative at 1 month	术后 6 个月 Postoperative at 6 months	术后 10 个月 Postoperative at 10 months	统计值 Statistic
^与术前比较P<0.05 ^Compared with preoperative value，P<0.05
微创组 Minimally invasive group	24	5.2±1.2	3.1±0.8^*	1.3±0.5^*	0.9±0.6^*	0.6±0.7^*	F=114.498 P=0.000
开放组 Traditional group	28	5.8±1.4	4.1±1.2^*	1.2±0.6^*	0.8±0.5^*	0.7±0.8^*	F=195.658 P=0.000
统计值 Statistic		t=–0.632 P=0.470	t=–1.951 P=0.028	t=0.832 P=0.331	t=0.765 P=0.372	t=–0.185 P=0.832