表 2.
Comparison of pre- and post-operative VAS scores during activity between 2 groups (
)
两组患者手术前后活动状态下 VAS 评分比较（
）
| 组别
Group |
例数
n |
术前
Preoperative |
术后
Post-operative |
||||||
| 2 h | 4 h | 8 h | 12 h | 24 h | 48 h | 72 h | |||
| 试验组
Trial group |
53 | 3.5±1.9 | 4.3±1.7 | 4.5±1.6 | 4.5±1.5 | 4.4±1.5 | 4.2±1.3 | 3.5±1.3 | 2.9±1.3 |
| 对照组
Control group |
51 | 3.7±1.9 | 5.3±1.7 | 5.6±1.7 | 5.9±1.6 | 5.1±1.7 | 4.4±1.4 | 3.8±1.4 | 3.2±1.2 |
| 统计值
Statistic |
t=–0.522
P= 0.600 |
t=–3.131
P= 0.002 |
t=–3.411
P= 0.001 |
t=–4.717
P= 0.000 |
t=–2.011
P= 0.047 |
t=–0.998
P= 0.321 |
t=–1.191
P= 0.236 |
t=–1.211
P= 0.229 |
|