Taking 200 mg Vitamin C Three Times per Day Improved Extraction Socket Wound Healing Parameters: A Randomized Clinical Trial

Table 4

Pain scores assessed by VAS (in mm).

Group	Time	Placebo	Vitamin C 600 mg/d	value^a
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	value^a
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	value^a
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. ^a value, Wilcoxon signed-rank test. .