2.
两组患者术后不同时间VAS评分比较
Postoperative VAS scores in the two groups (Mean±SD, n=30)
| Group | 15 min | 4 h | 8 h | 12 h | 24 h | 48 h |
| *P < 0.01 vs group A. | ||||||
| A | 1.4±0.50 | 1.63±0.62 | 1.20±0.41 | 1.20±0.41 | 1.00±0 | 1.00±0 |
| B | 2.13±0.73* | 3.03±0.85* | 1.50±0.51* | 1.43±0.50* | 1.20±0.41 | 1.00±0 |