Table 3: Descriptive statistics of results of this study.
| Study variables | No = | Minimum | Maximum | Median | Mean ± SD |
|---|---|---|---|---|---|
| Age/y | 124 | 21 | 82 | 61 | 41.02 ± 13.75 |
| Intraoperative blood loss/ml | 124 | 2 | 10 | 8 | 4.91 ± 1.90 |
| Operating time/m | 124 | 10 | 27 | 17 | 16.92 ± 4.46 |
| Postoperative pain of Day 0 | 124 | 3 | 8 | 5 | 5.81 ± 1.23 (VSA) |
| Postoperative pain of Day 1 | 124 | 2 | 6 | 4 | 3.83 ± 0.89 (VSA) |
| Postoperative pain of Day 7 | 124 | 1 | 4 | 2 | 1.83 ± 0.77 (VSA) |
| Postoperative analgesia injections (Day 0)/amp | 124 | 1 | 2 | 1 | 1.4 ± 0.5 |
| Postoperative analgesia oral tablets (Days 1-7) | 124 | 6 | 16 | 10 | 10.56 ± 2.05 |
VSA = Visual Analogue Score.