Table 4.
Pain scores assessed by VAS (in mm).
| Group | Time | Placebo | Vitamin C 600 mg/d | P valuea |
|---|---|---|---|---|
| P/600 group (n = 10) | Postoperative day 1 (mean ± SD) | 4.012 ± 2.71 | 1.664 ± 1.34 | 0.021∗ |
| Postoperative day 2 (mean ± SD) | 2.725 ± 2.40 | 1.126 ± 1.25 | 0.045∗ | |
| Postoperative day 3 (mean ± SD) | 1.116 ± 1.33 | 0.582 ± 0.76 | 0.017∗ | |
| Group | Time | Placebo | Vitamin C 1,500 mg/d | P valuea |
| P/1,500 group (n = 9) | Postoperative day 1 (mean ± SD) | 2.001 ± 3.26 | 1.033 ± 2.05 | 0.063 |
| Postoperative day 2 (mean ± SD) | 1.550 ± 3.07 | 0.327 ± 0.65 | 0.157 | |
| Postoperative day 3 (mean ± SD) | 1.326 ± 2.63 | 0.017 ± 0.34 | 0.157 | |
| Group | Time | Vitamin C 600 mg/d | Vitamin C 1,500 mg/d | P valuea |
| 600/1,500 group (n = 9) | Postoperative day 1 (mean ± SD) | 1.622 ± 1.78 | 1.799 ± 1.15 | 0.608 |
| Postoperative day 2 (mean ± SD) | 1.019 ± 1.58 | 1.088 ± 1.54 | 0.458 | |
| Postoperative day 3 (mean ± SD) | 0.776 ± 2.21 | 0.395 ± 0.69 | 0.892 |
VAS, visual analog scale. aP value, Wilcoxon signed-rank test. ∗P < 0.05.