Table 9. Change of Skin Hydration in Treatment Group between Baseline and 3 weeks(1㎝ below the medial aspect of the elbow)

Descriptives	V2	V3	Difference	t or V	p–value
n	23	23	23	3.336	0.003a
Mean±SD	31.088±11.179	37.991±9.140	6.903±9.923
Median	29.767	37.100	4.867
Min	10.333	21.367	−6.000
Max	54.300	60.367	33.234

p-value by paired t-test
p-value by Wilcoxon signed rank test